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Posted to commits@airflow.apache.org by as...@apache.org on 2021/04/19 21:20:45 UTC
[airflow-site] 01/01: Add documentation for Apache Airflow 2.0.2
This is an automated email from the ASF dual-hosted git repository.
ash pushed a commit to branch docs-2.0.2
in repository https://gitbox.apache.org/repos/asf/airflow-site.git
commit ecbff08c2a3c76df6cd3ade83be80676aab9b195
Author: Ash Berlin-Taylor <as...@firemirror.com>
AuthorDate: Mon Apr 19 22:19:07 2021 +0100
Add documentation for Apache Airflow 2.0.2
---
docs-archive/apache-airflow/2.0.2/.buildinfo | 4 +
.../2.0.2/_api/airflow/exceptions/index.html | 1552 +++
.../airflow/executors/base_executor/index.html | 1438 +++
.../airflow/executors/celery_executor/index.html | 1556 +++
.../celery_kubernetes_executor/index.html | 1220 +++
.../airflow/executors/dask_executor/index.html | 1061 ++
.../airflow/executors/debug_executor/index.html | 1116 ++
.../executors/executor_constants/index.html | 1052 ++
.../airflow/executors/executor_loader/index.html | 1085 ++
.../2.0.2/_api/airflow/executors/index.html | 962 ++
.../executors/kubernetes_executor/index.html | 1537 +++
.../airflow/executors/local_executor/index.html | 1439 +++
.../executors/sequential_executor/index.html | 1039 ++
.../2.0.2/_api/airflow/hooks/S3_hook/index.html | 970 ++
.../2.0.2/_api/airflow/hooks/base/index.html | 1241 +++
.../2.0.2/_api/airflow/hooks/base_hook/index.html | 970 ++
.../2.0.2/_api/airflow/hooks/dbapi/index.html | 1449 +++
.../2.0.2/_api/airflow/hooks/dbapi_hook/index.html | 970 ++
.../_api/airflow/hooks/docker_hook/index.html | 970 ++
.../2.0.2/_api/airflow/hooks/druid_hook/index.html | 970 ++
.../2.0.2/_api/airflow/hooks/filesystem/index.html | 1036 ++
.../2.0.2/_api/airflow/hooks/hdfs_hook/index.html | 970 ++
.../2.0.2/_api/airflow/hooks/hive_hooks/index.html | 970 ++
.../2.0.2/_api/airflow/hooks/http_hook/index.html | 970 ++
.../2.0.2/_api/airflow/hooks/index.html | 1001 ++
.../2.0.2/_api/airflow/hooks/jdbc_hook/index.html | 970 ++
.../2.0.2/_api/airflow/hooks/mssql_hook/index.html | 970 ++
.../2.0.2/_api/airflow/hooks/mysql_hook/index.html | 970 ++
.../_api/airflow/hooks/oracle_hook/index.html | 970 ++
.../2.0.2/_api/airflow/hooks/pig_hook/index.html | 970 ++
.../_api/airflow/hooks/postgres_hook/index.html | 970 ++
.../_api/airflow/hooks/presto_hook/index.html | 970 ++
.../2.0.2/_api/airflow/hooks/samba_hook/index.html | 970 ++
.../2.0.2/_api/airflow/hooks/slack_hook/index.html | 970 ++
.../_api/airflow/hooks/sqlite_hook/index.html | 970 ++
.../_api/airflow/hooks/webhdfs_hook/index.html | 970 ++
.../_api/airflow/hooks/zendesk_hook/index.html | 970 ++
.../2.0.2/_api/airflow/models/base/index.html | 1081 ++
.../_api/airflow/models/baseoperator/index.html | 2649 +++++
.../_api/airflow/models/connection/index.html | 1482 +++
.../2.0.2/_api/airflow/models/crypto/index.html | 1143 ++
.../2.0.2/_api/airflow/models/dag/index.html | 3437 ++++++
.../2.0.2/_api/airflow/models/dagbag/index.html | 1364 +++
.../2.0.2/_api/airflow/models/dagcode/index.html | 1269 +++
.../2.0.2/_api/airflow/models/dagparam/index.html | 1029 ++
.../2.0.2/_api/airflow/models/dagpickle/index.html | 1072 ++
.../2.0.2/_api/airflow/models/dagrun/index.html | 1779 +++
.../2.0.2/_api/airflow/models/errors/index.html | 1067 ++
.../2.0.2/_api/airflow/models/index.html | 9876 +++++++++++++++++
.../2.0.2/_api/airflow/models/log/index.html | 1136 ++
.../2.0.2/_api/airflow/models/pool/index.html | 1353 +++
.../airflow/models/renderedtifields/index.html | 1195 ++
.../_api/airflow/models/sensorinstance/index.html | 1336 +++
.../_api/airflow/models/serialized_dag/index.html | 1431 +++
.../2.0.2/_api/airflow/models/skipmixin/index.html | 1100 ++
.../2.0.2/_api/airflow/models/slamiss/index.html | 1138 ++
.../2.0.2/_api/airflow/models/taskfail/index.html | 1124 ++
.../_api/airflow/models/taskinstance/index.html | 2983 +++++
.../2.0.2/_api/airflow/models/taskmixin/index.html | 1134 ++
.../_api/airflow/models/taskreschedule/index.html | 1200 ++
.../2.0.2/_api/airflow/models/variable/index.html | 1280 +++
.../2.0.2/_api/airflow/models/xcom/index.html | 1348 +++
.../2.0.2/_api/airflow/models/xcom_arg/index.html | 1188 ++
.../2.0.2/_api/airflow/operators/bash/index.html | 1197 ++
.../airflow/operators/bash_operator/index.html | 1024 ++
.../2.0.2/_api/airflow/operators/branch/index.html | 1095 ++
.../airflow/operators/branch_operator/index.html | 1024 ++
.../airflow/operators/check_operator/index.html | 1104 ++
.../airflow/operators/dagrun_operator/index.html | 1024 ++
.../airflow/operators/docker_operator/index.html | 1024 ++
.../operators/druid_check_operator/index.html | 1024 ++
.../2.0.2/_api/airflow/operators/dummy/index.html | 1094 ++
.../airflow/operators/dummy_operator/index.html | 1024 ++
.../2.0.2/_api/airflow/operators/email/index.html | 1136 ++
.../airflow/operators/email_operator/index.html | 1024 ++
.../_api/airflow/operators/gcs_to_s3/index.html | 1024 ++
.../airflow/operators/generic_transfer/index.html | 1122 ++
.../operators/google_api_to_s3_transfer/index.html | 1055 ++
.../airflow/operators/hive_operator/index.html | 1024 ++
.../operators/hive_stats_operator/index.html | 1024 ++
.../airflow/operators/hive_to_druid/index.html | 1055 ++
.../airflow/operators/hive_to_mysql/index.html | 1055 ++
.../operators/hive_to_samba_operator/index.html | 1024 ++
.../airflow/operators/http_operator/index.html | 1024 ++
.../2.0.2/_api/airflow/operators/index.html | 1079 ++
.../airflow/operators/jdbc_operator/index.html | 1024 ++
.../_api/airflow/operators/latest_only/index.html | 1086 ++
.../operators/latest_only_operator/index.html | 1024 ++
.../airflow/operators/mssql_operator/index.html | 1024 ++
.../airflow/operators/mssql_to_hive/index.html | 1055 ++
.../airflow/operators/mysql_operator/index.html | 1024 ++
.../airflow/operators/mysql_to_hive/index.html | 1053 ++
.../airflow/operators/oracle_operator/index.html | 1024 ++
.../operators/papermill_operator/index.html | 1024 ++
.../_api/airflow/operators/pig_operator/index.html | 1024 ++
.../airflow/operators/postgres_operator/index.html | 1024 ++
.../operators/presto_check_operator/index.html | 1087 ++
.../airflow/operators/presto_to_mysql/index.html | 1055 ++
.../2.0.2/_api/airflow/operators/python/index.html | 1650 +++
.../airflow/operators/python_operator/index.html | 1024 ++
.../operators/redshift_to_s3_operator/index.html | 1055 ++
.../s3_file_transform_operator/index.html | 1024 ++
.../operators/s3_to_hive_operator/index.html | 1053 ++
.../operators/s3_to_redshift_operator/index.html | 1055 ++
.../airflow/operators/slack_operator/index.html | 1024 ++
.../2.0.2/_api/airflow/operators/sql/index.html | 1715 +++
.../operators/sql_branch_operator/index.html | 1053 ++
.../airflow/operators/sqlite_operator/index.html | 1024 ++
.../2.0.2/_api/airflow/operators/subdag/index.html | 1285 +++
.../airflow/operators/subdag_operator/index.html | 1024 ++
.../airflow/operators/trigger_dagrun/index.html | 1170 ++
.../_api/airflow/secrets/base_secrets/index.html | 1084 ++
.../secrets/environment_variables/index.html | 1021 ++
.../2.0.2/_api/airflow/secrets/index.html | 1109 ++
.../airflow/secrets/local_filesystem/index.html | 1260 +++
.../_api/airflow/secrets/metastore/index.html | 1007 ++
.../2.0.2/_api/airflow/sensors/base/index.html | 1305 +++
.../sensors/base_sensor_operator/index.html | 978 ++
.../2.0.2/_api/airflow/sensors/bash/index.html | 1048 ++
.../_api/airflow/sensors/date_time/index.html | 1057 ++
.../airflow/sensors/date_time_sensor/index.html | 978 ++
.../_api/airflow/sensors/external_task/index.html | 1281 +++
.../sensors/external_task_sensor/index.html | 978 ++
.../_api/airflow/sensors/filesystem/index.html | 1058 ++
.../_api/airflow/sensors/hdfs_sensor/index.html | 978 ++
.../sensors/hive_partition_sensor/index.html | 978 ++
.../_api/airflow/sensors/http_sensor/index.html | 978 ++
.../2.0.2/_api/airflow/sensors/index.html | 1010 ++
.../sensors/metastore_partition_sensor/index.html | 978 ++
.../sensors/named_hive_partition_sensor/index.html | 978 ++
.../2.0.2/_api/airflow/sensors/python/index.html | 1051 ++
.../_api/airflow/sensors/s3_key_sensor/index.html | 978 ++
.../airflow/sensors/s3_prefix_sensor/index.html | 978 ++
.../_api/airflow/sensors/smart_sensor/index.html | 1692 +++
.../2.0.2/_api/airflow/sensors/sql/index.html | 1104 ++
.../_api/airflow/sensors/sql_sensor/index.html | 978 ++
.../_api/airflow/sensors/time_delta/index.html | 1026 ++
.../airflow/sensors/time_delta_sensor/index.html | 978 ++
.../_api/airflow/sensors/time_sensor/index.html | 1023 ++
.../airflow/sensors/web_hdfs_sensor/index.html | 978 ++
.../2.0.2/_api/airflow/sensors/weekday/index.html | 1069 ++
docs-archive/apache-airflow/2.0.2/_api/index.html | 1 +
.../apache-airflow/2.0.2/_images/add-dag-tags.png | Bin 0 -> 68537 bytes
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.../2.0.2/_images/arch-diag-kubernetes.png | Bin 0 -> 21804 bytes
.../2.0.2/_images/arch-diag-kubernetes2.png | Bin 0 -> 86384 bytes
.../2.0.2/_images/arch-diag-logging.png | Bin 0 -> 25843 bytes
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docs-archive/apache-airflow/2.0.2/_images/code.png | Bin 0 -> 240101 bytes
.../2.0.2/_images/connection_create.png | Bin 0 -> 52889 bytes
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.../apache-airflow/2.0.2/_images/connections.png | Bin 0 -> 79451 bytes
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...1fd3ca4f3dc01a69b3f84fbcd6b5c7975945ba4.png.map | 2 +
.../2.0.2/_images/k8s-failed-pod.png | Bin 0 -> 18937 bytes
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.../example_dags/example_bash_operator.html | 922 ++
.../example_dags/example_dag_decorator.html | 921 ++
.../example_external_task_marker_dag.html | 931 ++
.../example_kubernetes_executor_config.html | 1027 ++
.../example_latest_only_with_trigger.html | 897 ++
.../example_dags/example_python_operator.html | 946 ++
.../airflow/example_dags/example_task_group.html | 909 ++
.../airflow/example_dags/subdags/subdag.html | 905 ++
.../_modules/airflow/example_dags/tutorial.html | 977 ++
.../airflow/example_dags/tutorial_etl_dag.html | 991 ++
.../example_dags/tutorial_taskflow_api_etl.html | 960 ++
.../2.0.2/_modules/airflow/exceptions.html | 1065 ++
.../_modules/airflow/executors/base_executor.html | 1163 ++
.../airflow/executors/celery_executor.html | 1463 +++
.../executors/celery_kubernetes_executor.html | 1031 ++
.../_modules/airflow/executors/dask_executor.html | 973 ++
.../_modules/airflow/executors/debug_executor.html | 1000 ++
.../airflow/executors/executor_constants.html | 875 ++
.../airflow/executors/executor_loader.html | 977 ++
.../airflow/executors/kubernetes_executor.html | 1580 +++
.../_modules/airflow/executors/local_executor.html | 1233 +++
.../airflow/executors/sequential_executor.html | 926 ++
.../2.0.2/_modules/airflow/hooks/base.html | 1027 ++
.../2.0.2/_modules/airflow/hooks/dbapi.html | 1182 ++
.../2.0.2/_modules/airflow/hooks/filesystem.html | 902 ++
.../2.0.2/_modules/airflow/macros.html | 934 ++
.../2.0.2/_modules/airflow/macros/hive.html | 972 ++
.../2.0.2/_modules/airflow/models.html | 888 ++
.../2.0.2/_modules/airflow/models/base.html | 903 ++
.../_modules/airflow/models/baseoperator.html | 2400 ++++
.../2.0.2/_modules/airflow/models/connection.html | 1207 ++
.../2.0.2/_modules/airflow/models/crypto.html | 945 ++
.../2.0.2/_modules/airflow/models/dag.html | 3239 ++++++
.../2.0.2/_modules/airflow/models/dagbag.html | 1429 +++
.../2.0.2/_modules/airflow/models/dagcode.html | 1053 ++
.../2.0.2/_modules/airflow/models/dagparam.html | 912 ++
.../2.0.2/_modules/airflow/models/dagpickle.html | 904 ++
.../2.0.2/_modules/airflow/models/dagrun.html | 1643 +++
.../2.0.2/_modules/airflow/models/errors.html | 888 ++
.../2.0.2/_modules/airflow/models/log.html | 916 ++
.../2.0.2/_modules/airflow/models/pool.html | 1069 ++
.../_modules/airflow/models/renderedtifields.html | 1035 ++
.../_modules/airflow/models/sensorinstance.html | 1021 ++
.../_modules/airflow/models/serialized_dag.html | 1138 ++
.../2.0.2/_modules/airflow/models/skipmixin.html | 1014 ++
.../2.0.2/_modules/airflow/models/slamiss.html | 898 ++
.../2.0.2/_modules/airflow/models/taskfail.html | 902 ++
.../_modules/airflow/models/taskinstance.html | 3021 ++++++
.../2.0.2/_modules/airflow/models/taskmixin.html | 928 ++
.../_modules/airflow/models/taskreschedule.html | 951 ++
.../2.0.2/_modules/airflow/models/variable.html | 1037 ++
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.../2.0.2/_modules/airflow/models/xcom_arg.html | 993 ++
.../2.0.2/_modules/airflow/operators/bash.html | 1038 ++
.../2.0.2/_modules/airflow/operators/branch.html | 905 ++
.../_modules/airflow/operators/check_operator.html | 947 ++
.../2.0.2/_modules/airflow/operators/dummy.html | 890 ++
.../2.0.2/_modules/airflow/operators/email.html | 939 ++
.../airflow/operators/generic_transfer.html | 937 ++
.../operators/google_api_to_s3_transfer.html | 901 ++
.../_modules/airflow/operators/hive_to_druid.html | 901 ++
.../_modules/airflow/operators/hive_to_mysql.html | 901 ++
.../_modules/airflow/operators/latest_only.html | 918 ++
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.../2.0.2/_modules/airflow/operators/python.html | 1455 +++
.../airflow/operators/redshift_to_s3_operator.html | 900 ++
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.../_api/airflow/hooks/oracle_hook/index.rst.txt | 11 +
.../_api/airflow/hooks/pig_hook/index.rst.txt | 11 +
.../_api/airflow/hooks/postgres_hook/index.rst.txt | 11 +
.../_api/airflow/hooks/presto_hook/index.rst.txt | 11 +
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.../_api/airflow/models/base/index.rst.txt | 43 +
.../_api/airflow/models/baseoperator/index.rst.txt | 920 ++
.../_api/airflow/models/connection/index.rst.txt | 227 +
.../_api/airflow/models/crypto/index.rst.txt | 79 +
.../_sources/_api/airflow/models/dag/index.rst.txt | 1171 ++
.../_api/airflow/models/dagbag/index.rst.txt | 185 +
.../_api/airflow/models/dagcode/index.rst.txt | 131 +
.../_api/airflow/models/dagparam/index.rst.txt | 38 +
.../_api/airflow/models/dagpickle/index.rst.txt | 48 +
.../_api/airflow/models/dagrun/index.rst.txt | 367 +
.../_api/airflow/models/errors/index.rst.txt | 42 +
.../_sources/_api/airflow/models/index.rst.txt | 4222 +++++++
.../_sources/_api/airflow/models/log/index.rst.txt | 66 +
.../_api/airflow/models/pool/index.rst.txt | 162 +
.../airflow/models/renderedtifields/index.rst.txt | 101 +
.../airflow/models/sensorinstance/index.rst.txt | 156 +
.../airflow/models/serialized_dag/index.rst.txt | 212 +
.../_api/airflow/models/skipmixin/index.rst.txt | 66 +
.../_api/airflow/models/slamiss/index.rst.txt | 68 +
.../_api/airflow/models/taskfail/index.rst.txt | 66 +
.../_api/airflow/models/taskinstance/index.rst.txt | 923 ++
.../_api/airflow/models/taskmixin/index.rst.txt | 80 +
.../airflow/models/taskreschedule/index.rst.txt | 103 +
.../_api/airflow/models/variable/index.rst.txt | 139 +
.../_api/airflow/models/xcom/index.rst.txt | 185 +
.../_api/airflow/models/xcom_arg/index.rst.txt | 117 +
.../_api/airflow/operators/bash/index.rst.txt | 115 +
.../airflow/operators/bash_operator/index.rst.txt | 11 +
.../_api/airflow/operators/branch/index.rst.txt | 47 +
.../operators/branch_operator/index.rst.txt | 11 +
.../airflow/operators/check_operator/index.rst.txt | 46 +
.../operators/dagrun_operator/index.rst.txt | 11 +
.../operators/docker_operator/index.rst.txt | 11 +
.../operators/druid_check_operator/index.rst.txt | 11 +
.../_api/airflow/operators/dummy/index.rst.txt | 34 +
.../airflow/operators/dummy_operator/index.rst.txt | 11 +
.../_api/airflow/operators/email/index.rst.txt | 60 +
.../airflow/operators/email_operator/index.rst.txt | 11 +
.../_api/airflow/operators/gcs_to_s3/index.rst.txt | 11 +
.../operators/generic_transfer/index.rst.txt | 53 +
.../google_api_to_s3_transfer/index.rst.txt | 26 +
.../airflow/operators/hive_operator/index.rst.txt | 11 +
.../operators/hive_stats_operator/index.rst.txt | 11 +
.../airflow/operators/hive_to_druid/index.rst.txt | 26 +
.../airflow/operators/hive_to_mysql/index.rst.txt | 26 +
.../operators/hive_to_samba_operator/index.rst.txt | 11 +
.../airflow/operators/http_operator/index.rst.txt | 11 +
.../_sources/_api/airflow/operators/index.rst.txt | 66 +
.../airflow/operators/jdbc_operator/index.rst.txt | 11 +
.../airflow/operators/latest_only/index.rst.txt | 39 +
.../operators/latest_only_operator/index.rst.txt | 11 +
.../airflow/operators/mssql_operator/index.rst.txt | 11 +
.../airflow/operators/mssql_to_hive/index.rst.txt | 26 +
.../airflow/operators/mysql_operator/index.rst.txt | 11 +
.../airflow/operators/mysql_to_hive/index.rst.txt | 22 +
.../operators/oracle_operator/index.rst.txt | 11 +
.../operators/papermill_operator/index.rst.txt | 11 +
.../airflow/operators/pig_operator/index.rst.txt | 11 +
.../operators/postgres_operator/index.rst.txt | 11 +
.../operators/presto_check_operator/index.rst.txt | 38 +
.../operators/presto_to_mysql/index.rst.txt | 26 +
.../_api/airflow/operators/python/index.rst.txt | 328 +
.../operators/python_operator/index.rst.txt | 11 +
.../redshift_to_s3_operator/index.rst.txt | 26 +
.../s3_file_transform_operator/index.rst.txt | 11 +
.../operators/s3_to_hive_operator/index.rst.txt | 22 +
.../s3_to_redshift_operator/index.rst.txt | 26 +
.../airflow/operators/slack_operator/index.rst.txt | 11 +
.../_api/airflow/operators/sql/index.rst.txt | 323 +
.../operators/sql_branch_operator/index.rst.txt | 22 +
.../operators/sqlite_operator/index.rst.txt | 11 +
.../_api/airflow/operators/subdag/index.rst.txt | 116 +
.../operators/subdag_operator/index.rst.txt | 11 +
.../airflow/operators/trigger_dagrun/index.rst.txt | 76 +
.../airflow/secrets/base_secrets/index.rst.txt | 81 +
.../secrets/environment_variables/index.rst.txt | 47 +
.../_sources/_api/airflow/secrets/index.rst.txt | 107 +
.../airflow/secrets/local_filesystem/index.rst.txt | 130 +
.../_api/airflow/secrets/metastore/index.rst.txt | 42 +
.../_api/airflow/sensors/base/index.rst.txt | 157 +
.../sensors/base_sensor_operator/index.rst.txt | 11 +
.../_api/airflow/sensors/bash/index.rst.txt | 42 +
.../_api/airflow/sensors/date_time/index.rst.txt | 51 +
.../airflow/sensors/date_time_sensor/index.rst.txt | 11 +
.../airflow/sensors/external_task/index.rst.txt | 157 +
.../sensors/external_task_sensor/index.rst.txt | 11 +
.../_api/airflow/sensors/filesystem/index.rst.txt | 41 +
.../_api/airflow/sensors/hdfs_sensor/index.rst.txt | 11 +
.../sensors/hive_partition_sensor/index.rst.txt | 11 +
.../_api/airflow/sensors/http_sensor/index.rst.txt | 11 +
.../_sources/_api/airflow/sensors/index.rst.txt | 43 +
.../metastore_partition_sensor/index.rst.txt | 11 +
.../named_hive_partition_sensor/index.rst.txt | 11 +
.../_api/airflow/sensors/python/index.rst.txt | 45 +
.../airflow/sensors/s3_key_sensor/index.rst.txt | 11 +
.../airflow/sensors/s3_prefix_sensor/index.rst.txt | 11 +
.../airflow/sensors/smart_sensor/index.rst.txt | 331 +
.../_api/airflow/sensors/sql/index.rst.txt | 63 +
.../_api/airflow/sensors/sql_sensor/index.rst.txt | 11 +
.../_api/airflow/sensors/time_delta/index.rst.txt | 27 +
.../sensors/time_delta_sensor/index.rst.txt | 11 +
.../_api/airflow/sensors/time_sensor/index.rst.txt | 24 +
.../airflow/sensors/web_hdfs_sensor/index.rst.txt | 11 +
.../_api/airflow/sensors/weekday/index.rst.txt | 66 +
.../2.0.2/_sources/backport-providers.rst.txt | 115 +
.../2.0.2/_sources/best-practices.rst.txt | 262 +
.../2.0.2/_sources/changelog.rst.txt | 23 +
.../_sources/cli-and-env-variables-ref.rst.txt | 105 +
.../apache-airflow/2.0.2/_sources/concepts.rst.txt | 1659 +++
.../2.0.2/_sources/configurations-ref.rst.txt | 96 +
.../apache-airflow/2.0.2/_sources/dag-run.rst.txt | 241 +
.../2.0.2/_sources/dag-serialization.rst.txt | 117 +
.../2.0.2/_sources/executor/celery.rst.txt | 217 +
.../_sources/executor/celery_kubernetes.rst.txt | 46 +
.../2.0.2/_sources/executor/dask.rst.txt | 54 +
.../2.0.2/_sources/executor/debug.rst.txt | 54 +
.../2.0.2/_sources/executor/index.rst.txt | 51 +
.../2.0.2/_sources/executor/kubernetes.rst.txt | 213 +
.../2.0.2/_sources/executor/local.rst.txt | 49 +
.../2.0.2/_sources/executor/sequential.rst.txt | 26 +
.../2.0.2/_sources/extra-packages-ref.rst.txt | 351 +
.../apache-airflow/2.0.2/_sources/faq.rst.txt | 230 +
.../2.0.2/_sources/howto/add-dag-tags.rst.txt | 44 +
.../2.0.2/_sources/howto/connection.rst.txt | 350 +
.../2.0.2/_sources/howto/custom-operator.rst.txt | 270 +
.../howto/customize-state-colors-ui.rst.txt | 75 +
.../2.0.2/_sources/howto/define_extra_link.rst.txt | 160 +
.../2.0.2/_sources/howto/email-config.rst.txt | 83 +
.../2.0.2/_sources/howto/index.rst.txt | 45 +
.../2.0.2/_sources/howto/operator/bash.rst.txt | 131 +
.../howto/operator/external_task_sensor.rst.txt | 66 +
.../2.0.2/_sources/howto/operator/index.rst.txt | 36 +
.../2.0.2/_sources/howto/operator/python.rst.txt | 86 +
.../2.0.2/_sources/howto/run-behind-proxy.rst.txt | 92 +
.../2.0.2/_sources/howto/run-with-systemd.rst.txt | 40 +
.../2.0.2/_sources/howto/run-with-upstart.rst.txt | 44 +
.../2.0.2/_sources/howto/set-config.rst.txt | 117 +
.../2.0.2/_sources/howto/set-up-database.rst.txt | 201 +
.../2.0.2/_sources/howto/use-test-config.rst.txt | 36 +
.../2.0.2/_sources/howto/variable.rst.txt | 74 +
.../apache-airflow/2.0.2/_sources/index.rst.txt | 120 +
.../2.0.2/_sources/installation.rst.txt | 331 +
.../2.0.2/_sources/integration.rst.txt | 36 +
.../2.0.2/_sources/kubernetes.rst.txt | 50 +
.../apache-airflow/2.0.2/_sources/license.rst.txt | 201 +
.../apache-airflow/2.0.2/_sources/lineage.rst.txt | 118 +
.../logging-monitoring/check-health.rst.txt | 50 +
.../_sources/logging-monitoring/errors.rst.txt | 72 +
.../_sources/logging-monitoring/index.rst.txt | 38 +
.../logging-architecture.rst.txt | 41 +
.../logging-monitoring/logging-tasks.rst.txt | 109 +
.../_sources/logging-monitoring/metrics.rst.txt | 164 +
.../tracking-user-activity.rst.txt | 39 +
.../2.0.2/_sources/macros-ref.rst.txt | 126 +
.../2.0.2/_sources/modules_management.rst.txt | 276 +
.../2.0.2/_sources/operators-and-hooks-ref.rst.txt | 130 +
.../apache-airflow/2.0.2/_sources/plugins.rst.txt | 349 +
.../2.0.2/_sources/privacy_notice.rst.txt | 68 +
.../2.0.2/_sources/production-deployment.rst.txt | 224 +
.../apache-airflow/2.0.2/_sources/project.rst.txt | 97 +
.../2.0.2/_sources/python-api-ref.rst.txt | 139 +
.../2.0.2/_sources/rest-api-ref.rst.txt | 126 +
.../2.0.2/_sources/scheduler.rst.txt | 197 +
.../2.0.2/_sources/security/access-control.rst.txt | 240 +
.../2.0.2/_sources/security/api.rst.txt | 143 +
.../2.0.2/_sources/security/flower.rst.txt | 44 +
.../2.0.2/_sources/security/index.rst.txt | 30 +
.../2.0.2/_sources/security/kerberos.rst.txt | 137 +
.../2.0.2/_sources/security/secrets/fernet.rst.txt | 62 +
.../2.0.2/_sources/security/secrets/index.rst.txt | 35 +
.../security/secrets/secrets-backend/index.rst.txt | 97 +
.../local-filesystem-secrets-backend.rst.txt | 145 +
.../2.0.2/_sources/security/webserver.rst.txt | 173 +
.../2.0.2/_sources/security/workload.rst.txt | 56 +
.../2.0.2/_sources/smart-sensor.rst.txt | 92 +
.../2.0.2/_sources/stable-rest-api-ref.rst.txt | 23 +
.../2.0.2/_sources/start/docker.rst.txt | 203 +
.../2.0.2/_sources/start/index.rst.txt | 27 +
.../2.0.2/_sources/start/local.rst.txt | 112 +
.../apache-airflow/2.0.2/_sources/timezone.rst.txt | 183 +
.../apache-airflow/2.0.2/_sources/tutorial.rst.txt | 374 +
.../2.0.2/_sources/tutorial_taskflow_api.rst.txt | 223 +
.../apache-airflow/2.0.2/_sources/ui.rst.txt | 150 +
.../2.0.2/_sources/upgrade-check.rst.txt | 226 +
.../2.0.2/_sources/upgrading-to-2.rst.txt | 1214 +++
.../2.0.2/_sources/usage-cli.rst.txt | 214 +
docs-archive/apache-airflow/2.0.2/_specs/v1.yaml | 2908 +++++
.../2.0.2/_static/_gen/css/main-custom.min.css | 1 +
.../2.0.2/_static/_gen/css/main.min.css | 7 +
.../apache-airflow/2.0.2/_static/_gen/js/docs.js | 1 +
.../apache-airflow/2.0.2/_static/basic.css | 856 ++
.../apache-airflow/2.0.2/_static/clipboard.min.js | 7 +
.../apache-airflow/2.0.2/_static/copy-button.svg | 5 +
.../apache-airflow/2.0.2/_static/copybutton.css | 67 +
.../apache-airflow/2.0.2/_static/copybutton.js | 153 +
.../2.0.2/_static/copybutton_funcs.js | 47 +
.../apache-airflow/2.0.2/_static/doctools.js | 316 +
.../2.0.2/_static/documentation_options.js | 12 +
.../2.0.2/_static/exampleinclude.css | 86 +
docs-archive/apache-airflow/2.0.2/_static/file.png | Bin 0 -> 286 bytes
.../apache-airflow/2.0.2/_static/graphviz.css | 19 +
.../apache-airflow/2.0.2/_static/jira-links.js | 34 +
.../apache-airflow/2.0.2/_static/jquery-3.5.1.js | 10872 +++++++++++++++++++
.../apache-airflow/2.0.2/_static/jquery.js | 2 +
.../apache-airflow/2.0.2/_static/language_data.js | 297 +
.../apache-airflow/2.0.2/_static/minus.png | Bin 0 -> 90 bytes
.../apache-airflow/2.0.2/_static/pin_32.png | Bin 0 -> 1201 bytes
docs-archive/apache-airflow/2.0.2/_static/plus.png | Bin 0 -> 90 bytes
.../apache-airflow/2.0.2/_static/pygments.css | 74 +
docs-archive/apache-airflow/2.0.2/_static/redoc.js | 103 +
.../apache-airflow/2.0.2/_static/searchtools.js | 514 +
.../2.0.2/_static/underscore-1.3.1.js | 999 ++
.../apache-airflow/2.0.2/_static/underscore.js | 31 +
docs-archive/apache-airflow/2.0.2/airflow.sh | 28 +
.../apache-airflow/2.0.2/backport-providers.html | 975 ++
.../apache-airflow/2.0.2/best-practices.html | 1133 ++
docs-archive/apache-airflow/2.0.2/changelog.html | 5768 ++++++++++
.../2.0.2/cli-and-env-variables-ref.html | 4464 ++++++++
docs-archive/apache-airflow/2.0.2/cli-ref.html | 1 +
docs-archive/apache-airflow/2.0.2/concepts.html | 2677 +++++
.../apache-airflow/2.0.2/configurations-ref.html | 6669 ++++++++++++
docs-archive/apache-airflow/2.0.2/dag-run.html | 1154 ++
.../apache-airflow/2.0.2/dag-serialization.html | 980 ++
.../apache-airflow/2.0.2/docker-compose.yaml | 135 +
docs-archive/apache-airflow/2.0.2/errors.html | 1 +
.../apache-airflow/2.0.2/executor/celery.html | 1098 ++
.../2.0.2/executor/celery_kubernetes.html | 935 ++
.../apache-airflow/2.0.2/executor/dask.html | 933 ++
.../apache-airflow/2.0.2/executor/debug.html | 933 ++
.../apache-airflow/2.0.2/executor/index.html | 938 ++
.../apache-airflow/2.0.2/executor/kubernetes.html | 1353 +++
.../apache-airflow/2.0.2/executor/local.html | 937 ++
.../apache-airflow/2.0.2/executor/sequential.html | 911 ++
.../apache-airflow/2.0.2/extra-packages-ref.html | 1531 +++
docs-archive/apache-airflow/2.0.2/faq.html | 1107 ++
docs-archive/apache-airflow/2.0.2/genindex.html | 6762 ++++++++++++
.../apache-airflow/2.0.2/howto/add-dag-tags.html | 932 ++
.../apache-airflow/2.0.2/howto/add-new-role.html | 1 +
.../apache-airflow/2.0.2/howto/check-health.html | 1 +
.../apache-airflow/2.0.2/howto/connection.html | 1236 +++
.../2.0.2/howto/connection/index.html | 1 +
.../2.0.2/howto/custom-operator.html | 1154 ++
.../2.0.2/howto/customize-state-colors-ui.html | 983 ++
.../2.0.2/howto/define_extra_link.html | 1043 ++
.../apache-airflow/2.0.2/howto/email-config.html | 981 ++
docs-archive/apache-airflow/2.0.2/howto/index.html | 982 ++
.../2.0.2/howto/initialize-database.html | 1 +
.../apache-airflow/2.0.2/howto/operator/bash.html | 1049 ++
.../2.0.2/howto/operator/external.html | 1 +
.../2.0.2/howto/operator/external_task_sensor.html | 994 ++
.../apache-airflow/2.0.2/howto/operator/index.html | 960 ++
.../2.0.2/howto/operator/python.html | 1053 ++
.../2.0.2/howto/run-behind-proxy.html | 988 ++
.../2.0.2/howto/run-with-systemd.html | 930 ++
.../2.0.2/howto/run-with-upstart.html | 934 ++
.../2.0.2/howto/secure-connections.html | 1 +
.../apache-airflow/2.0.2/howto/set-config.html | 997 ++
.../2.0.2/howto/set-up-database.html | 1085 ++
.../2.0.2/howto/tracking-user-activity.html | 1 +
.../howto/use-alternative-secrets-backend.html | 1 +
.../2.0.2/howto/use-test-config.html | 927 ++
.../apache-airflow/2.0.2/howto/variable.html | 972 ++
.../apache-airflow/2.0.2/howto/write-logs.html | 1 +
.../apache-airflow/2.0.2/http-routingtable.html | 937 ++
docs-archive/apache-airflow/2.0.2/index.html | 924 ++
.../apache-airflow/2.0.2/installation.html | 1197 ++
docs-archive/apache-airflow/2.0.2/integration.html | 898 ++
docs-archive/apache-airflow/2.0.2/kubernetes.html | 920 ++
docs-archive/apache-airflow/2.0.2/license.html | 1059 ++
docs-archive/apache-airflow/2.0.2/lineage.html | 983 ++
.../2.0.2/logging-monitoring/check-health.html | 930 ++
.../2.0.2/logging-monitoring/errors.html | 992 ++
.../2.0.2/logging-monitoring/index.html | 911 ++
.../logging-monitoring/logging-architecture.html | 915 ++
.../2.0.2/logging-monitoring/logging-tasks.html | 997 ++
.../2.0.2/logging-monitoring/metrics.html | 1185 ++
.../logging-monitoring/tracking-user-activity.html | 920 ++
docs-archive/apache-airflow/2.0.2/macros-ref.html | 1250 +++
docs-archive/apache-airflow/2.0.2/metrics.html | 1 +
.../apache-airflow/2.0.2/modules_management.html | 1121 ++
docs-archive/apache-airflow/2.0.2/objects.inv | Bin 0 -> 25571 bytes
.../2.0.2/operators-and-hooks-ref.html | 1016 ++
.../_static/redoc.js | 8 +
docs-archive/apache-airflow/2.0.2/plugins.html | 1215 +++
.../apache-airflow/2.0.2/privacy_notice.html | 930 ++
.../2.0.2/production-deployment.html | 1081 ++
docs-archive/apache-airflow/2.0.2/project.html | 969 ++
docs-archive/apache-airflow/2.0.2/py-modindex.html | 1574 +++
.../apache-airflow/2.0.2/python-api-ref.html | 1075 ++
.../apache-airflow/2.0.2/rest-api-ref.html | 1134 ++
docs-archive/apache-airflow/2.0.2/scheduler.html | 1053 ++
docs-archive/apache-airflow/2.0.2/search.html | 892 ++
docs-archive/apache-airflow/2.0.2/searchindex.js | 1 +
docs-archive/apache-airflow/2.0.2/security.html | 1 +
.../2.0.2/security/access-control.html | 1550 +++
.../apache-airflow/2.0.2/security/api.html | 1036 ++
.../apache-airflow/2.0.2/security/flower.html | 934 ++
.../apache-airflow/2.0.2/security/index.html | 937 ++
.../apache-airflow/2.0.2/security/kerberos.html | 1028 ++
.../2.0.2/security/secrets/fernet.html | 964 ++
.../2.0.2/security/secrets/index.html | 925 ++
.../security/secrets/secrets-backend/index.html | 999 ++
.../local-filesystem-secrets-backend.html | 1058 ++
.../apache-airflow/2.0.2/security/webserver.html | 1061 ++
.../apache-airflow/2.0.2/security/workload.html | 953 ++
.../apache-airflow/2.0.2/smart-sensor.html | 954 ++
.../apache-airflow/2.0.2/stable-rest-api-ref.html | 34 +
docs-archive/apache-airflow/2.0.2/start.html | 1 +
.../apache-airflow/2.0.2/start/docker.html | 1079 ++
docs-archive/apache-airflow/2.0.2/start/index.html | 897 ++
docs-archive/apache-airflow/2.0.2/start/local.html | 982 ++
docs-archive/apache-airflow/2.0.2/timezone.html | 1062 ++
docs-archive/apache-airflow/2.0.2/tutorial.html | 1506 +++
.../2.0.2/tutorial_taskflow_api.html | 1323 +++
docs-archive/apache-airflow/2.0.2/ui.html | 1003 ++
.../apache-airflow/2.0.2/upgrade-check.html | 1076 ++
.../apache-airflow/2.0.2/upgrading-to-2.html | 2272 ++++
docs-archive/apache-airflow/2.0.2/usage-cli.html | 1070 ++
docs-archive/apache-airflow/stable.txt | 2 +-
643 files changed, 427448 insertions(+), 1 deletion(-)
diff --git a/docs-archive/apache-airflow/2.0.2/.buildinfo b/docs-archive/apache-airflow/2.0.2/.buildinfo
new file mode 100644
index 0000000..bfd8151
--- /dev/null
+++ b/docs-archive/apache-airflow/2.0.2/.buildinfo
@@ -0,0 +1,4 @@
+# Sphinx build info version 1
+# This file hashes the configuration used when building these files. When it is not found, a full rebuild will be done.
+config: 0d74acf0f7687a94e6938a9f28cd6301
+tags: 645f666f9bcd5a90fca523b33c5a78b7
diff --git a/docs-archive/apache-airflow/2.0.2/_api/airflow/exceptions/index.html b/docs-archive/apache-airflow/2.0.2/_api/airflow/exceptions/index.html
new file mode 100644
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--- /dev/null
+++ b/docs-archive/apache-airflow/2.0.2/_api/airflow/exceptions/index.html
@@ -0,0 +1,1552 @@
+
+
+
+
+<!DOCTYPE html>
+<!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]-->
+<!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]-->
+ <html xmlns="http://www.w3.org/1999/xhtml">
+<head>
+ <meta charset="utf-8" />
+ <meta name="viewport" content="width=device-width, initial-scale=1">
+ <title>airflow.exceptions — Airflow Documentation</title>
+ <link rel="stylesheet" href="../../../_static/_gen/css/main.min.css" type="text/css" />
+ <link rel="stylesheet" type="text/css" href="../../../_static/copybutton.css" />
+ <link rel="stylesheet" type="text/css" href="../../../_static/_gen/css/main-custom.min.css" />
+ <link rel="stylesheet" type="text/css" href="../../../_static/graphviz.css" />
+ <link rel="shortcut icon" href="../../../_static/pin_32.png"/>
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+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowRescheduleException">AirflowRescheduleException</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowSmartSensorException">AirflowSmartSensorException</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.InvalidStatsNameException">InvalidStatsNameException</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowTaskTimeout">AirflowTaskTimeout</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowWebServerTimeout">AirflowWebServerTimeout</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowSkipException">AirflowSkipException</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowFailException">AirflowFailException</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowDagCycleException">AirflowDagCycleException</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowClusterPolicyViolation">AirflowClusterPolicyViolation</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.DagNotFound">DagNotFound</a></li>
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+<ul>
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+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.SerializationError">SerializationError</a></li>
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+</li>
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+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowBadRequest">AirflowBadRequest</a><ul>
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+</ul>
+</li>
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+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowNotFoundException">AirflowNotFoundException</a><ul>
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+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowRescheduleException">AirflowRescheduleException</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowSmartSensorException">AirflowSmartSensorException</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.InvalidStatsNameException">InvalidStatsNameException</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowTaskTimeout">AirflowTaskTimeout</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowWebServerTimeout">AirflowWebServerTimeout</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowSkipException">AirflowSkipException</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowFailException">AirflowFailException</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowDagCycleException">AirflowDagCycleException</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowClusterPolicyViolation">AirflowClusterPolicyViolation</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.DagNotFound">DagNotFound</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.DagCodeNotFound">DagCodeNotFound</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.DagRunNotFound">DagRunNotFound</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.DagRunAlreadyExists">DagRunAlreadyExists</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.DagFileExists">DagFileExists</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.DuplicateTaskIdFound">DuplicateTaskIdFound</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.SerializedDagNotFound">SerializedDagNotFound</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.SerializationError">SerializationError</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.TaskNotFound">TaskNotFound</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.TaskInstanceNotFound">TaskInstanceNotFound</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.PoolNotFound">PoolNotFound</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.NoAvailablePoolSlot">NoAvailablePoolSlot</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.DagConcurrencyLimitReached">DagConcurrencyLimitReached</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.TaskConcurrencyLimitReached">TaskConcurrencyLimitReached</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.BackfillUnfinished">BackfillUnfinished</a></li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.FileSyntaxError">FileSyntaxError</a><ul>
+<li class="toctree-l6"><a class="reference internal" href="#airflow.exceptions.FileSyntaxError.line_no">line_no</a></li>
+</ul>
+<ul>
+<li class="toctree-l6"><a class="reference internal" href="#airflow.exceptions.FileSyntaxError.message">message</a></li>
+</ul>
+<ul>
+<li class="toctree-l6"><a class="reference internal" href="#airflow.exceptions.FileSyntaxError.__str__">__str__</a></li>
+</ul>
+</li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.AirflowFileParseException">AirflowFileParseException</a><ul>
+<li class="toctree-l6"><a class="reference internal" href="#airflow.exceptions.AirflowFileParseException.__str__">__str__</a></li>
+</ul>
+</li>
+</ul>
+<ul>
+<li class="toctree-l5"><a class="reference internal" href="#airflow.exceptions.ConnectionNotUnique">ConnectionNotUnique</a></li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</li>
+<li class="toctree-l2"><a class="reference internal" href="../../../python-api-ref.html#secrets-backends">Secrets Backends</a></li>
+</ul>
+</li>
+<li class="toctree-l1"><a class="reference internal" href="../../../rest-api-ref.html">Experimental REST API</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../stable-rest-api-ref.html">Stable REST API</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../configurations-ref.html">Configurations</a></li>
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+ <li class="breadcrumb-item"><a href="index.html"> <code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.exceptions</span></code></a></li>
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+ <div class="section" id="module-airflow.exceptions">
+<span id="airflow-exceptions"></span><h1><a class="reference internal" href="#module-airflow.exceptions" title="airflow.exceptions"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.exceptions</span></code></a><a class="headerlink" href="#module-airflow.exceptions" title="Permalink to this headline">¶</a></h1>
+<p><p>Exceptions used by Airflow</p>
+</p>
+<div class="section" id="module-contents">
+<h2>Module Contents<a class="headerlink" href="#module-contents" title="Permalink to this headline">¶</a></h2>
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowException">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowException</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowException"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowException" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference external" href="https://docs.python.org/3/library/exceptions.html#Exception" title="(in Python v3.9)"><code class="xref py py-class docutils literal notranslate"><span class="pre">Exception</span></code></a></p>
+<p>Base class for all Airflow's errors.
+Each custom exception should be derived from this class</p>
+<dl class="py attribute">
+<dt id="airflow.exceptions.AirflowException.status_code">
+<code class="sig-name descname">status_code</code><em class="property"> = 500</em><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowException.status_code"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowException.status_code" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowBadRequest">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowBadRequest</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowBadRequest"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowBadRequest" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when the application or server cannot handle the request</p>
+<dl class="py attribute">
+<dt id="airflow.exceptions.AirflowBadRequest.status_code">
+<code class="sig-name descname">status_code</code><em class="property"> = 400</em><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowBadRequest.status_code"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowBadRequest.status_code" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowNotFoundException">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowNotFoundException</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowNotFoundException"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowNotFoundException" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when the requested object/resource is not available in the system</p>
+<dl class="py attribute">
+<dt id="airflow.exceptions.AirflowNotFoundException.status_code">
+<code class="sig-name descname">status_code</code><em class="property"> = 404</em><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowNotFoundException.status_code"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowNotFoundException.status_code" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowConfigException">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowConfigException</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowConfigException"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowConfigException" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when there is configuration problem</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowSensorTimeout">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowSensorTimeout</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowSensorTimeout"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowSensorTimeout" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when there is a timeout on sensor polling</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowRescheduleException">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowRescheduleException</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">reschedule_date</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowRescheduleException"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.except [...]
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when the task should be re-scheduled at a later time.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><p><strong>reschedule_date</strong> (<a class="reference external" href="https://docs.python.org/3/library/datetime.html#datetime.datetime" title="(in Python v3.9)"><em>datetime.datetime</em></a>) -- The date when the task should be rescheduled</p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowSmartSensorException">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowSmartSensorException</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowSmartSensorException"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowSmartSensorException" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise after the task register itself in the smart sensor service
+It should exit without failing a task</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.InvalidStatsNameException">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">InvalidStatsNameException</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#InvalidStatsNameException"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.InvalidStatsNameException" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when name of the stats is invalid</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowTaskTimeout">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowTaskTimeout</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowTaskTimeout"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowTaskTimeout" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when the task execution times-out</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowWebServerTimeout">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowWebServerTimeout</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowWebServerTimeout"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowWebServerTimeout" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when the web server times out</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowSkipException">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowSkipException</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowSkipException"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowSkipException" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when the task should be skipped</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowFailException">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowFailException</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowFailException"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowFailException" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when the task should be failed without retrying</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowDagCycleException">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowDagCycleException</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowDagCycleException"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowDagCycleException" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when there is a cycle in Dag definition</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowClusterPolicyViolation">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowClusterPolicyViolation</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowClusterPolicyViolation"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowClusterPolicyViolation" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when there is a violation of a Cluster Policy in Dag definition</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.DagNotFound">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">DagNotFound</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#DagNotFound"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.DagNotFound" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowNotFoundException" title="airflow.exceptions.AirflowNotFoundException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowNotFoundException</span></code></a></p>
+<p>Raise when a DAG is not available in the system</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.DagCodeNotFound">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">DagCodeNotFound</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#DagCodeNotFound"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.DagCodeNotFound" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowNotFoundException" title="airflow.exceptions.AirflowNotFoundException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowNotFoundException</span></code></a></p>
+<p>Raise when a DAG code is not available in the system</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.DagRunNotFound">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">DagRunNotFound</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#DagRunNotFound"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.DagRunNotFound" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowNotFoundException" title="airflow.exceptions.AirflowNotFoundException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowNotFoundException</span></code></a></p>
+<p>Raise when a DAG Run is not available in the system</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.DagRunAlreadyExists">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">DagRunAlreadyExists</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#DagRunAlreadyExists"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.DagRunAlreadyExists" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowBadRequest" title="airflow.exceptions.AirflowBadRequest"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowBadRequest</span></code></a></p>
+<p>Raise when creating a DAG run for DAG which already has DAG run entry</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.DagFileExists">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">DagFileExists</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#DagFileExists"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.DagFileExists" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowBadRequest" title="airflow.exceptions.AirflowBadRequest"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowBadRequest</span></code></a></p>
+<p>Raise when a DAG ID is still in DagBag i.e., DAG file is in DAG folder</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.DuplicateTaskIdFound">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">DuplicateTaskIdFound</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#DuplicateTaskIdFound"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.DuplicateTaskIdFound" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when a Task with duplicate task_id is defined in the same DAG</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.SerializedDagNotFound">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">SerializedDagNotFound</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#SerializedDagNotFound"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.SerializedDagNotFound" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.DagNotFound" title="airflow.exceptions.DagNotFound"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.DagNotFound</span></code></a></p>
+<p>Raise when DAG is not found in the serialized_dags table in DB</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.SerializationError">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">SerializationError</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#SerializationError"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.SerializationError" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>A problem occurred when trying to serialize a DAG</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.TaskNotFound">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">TaskNotFound</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#TaskNotFound"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.TaskNotFound" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowNotFoundException" title="airflow.exceptions.AirflowNotFoundException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowNotFoundException</span></code></a></p>
+<p>Raise when a Task is not available in the system</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.TaskInstanceNotFound">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">TaskInstanceNotFound</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#TaskInstanceNotFound"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.TaskInstanceNotFound" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowNotFoundException" title="airflow.exceptions.AirflowNotFoundException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowNotFoundException</span></code></a></p>
+<p>Raise when a Task Instance is not available in the system</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.PoolNotFound">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">PoolNotFound</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#PoolNotFound"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.PoolNotFound" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowNotFoundException" title="airflow.exceptions.AirflowNotFoundException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowNotFoundException</span></code></a></p>
+<p>Raise when a Pool is not available in the system</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.NoAvailablePoolSlot">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">NoAvailablePoolSlot</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#NoAvailablePoolSlot"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.NoAvailablePoolSlot" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when there is not enough slots in pool</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.DagConcurrencyLimitReached">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">DagConcurrencyLimitReached</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#DagConcurrencyLimitReached"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.DagConcurrencyLimitReached" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when DAG concurrency limit is reached</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.TaskConcurrencyLimitReached">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">TaskConcurrencyLimitReached</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#TaskConcurrencyLimitReached"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.TaskConcurrencyLimitReached" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when task concurrency limit is reached</p>
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.BackfillUnfinished">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">BackfillUnfinished</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">message</span></em>, <em class="sig-param"><span class="n">ti_status</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../_modules/airflow/exceptions.html#BackfillUnfinished"><span class="viewcode-link">[source]</span></a><a cla [...]
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raises when not all tasks succeed in backfill.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><ul class="simple">
+<li><p><strong>message</strong> -- The human-readable description of the exception</p></li>
+<li><p><strong>ti_status</strong> -- The information about all task statuses</p></li>
+</ul>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py class">
+<dt id="airflow.exceptions.FileSyntaxError">
+<em class="property">class </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">FileSyntaxError</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#FileSyntaxError"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.FileSyntaxError" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference external" href="https://docs.python.org/3/library/typing.html#typing.NamedTuple" title="(in Python v3.9)"><code class="xref py py-class docutils literal notranslate"><span class="pre">typing.NamedTuple</span></code></a></p>
+<p>Information about a single error in a file.</p>
+<dl class="py attribute">
+<dt id="airflow.exceptions.FileSyntaxError.line_no">
+<code class="sig-name descname">line_no</code><em class="property"> :Optional[int]</em><a class="reference internal" href="../../../_modules/airflow/exceptions.html#FileSyntaxError.line_no"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.FileSyntaxError.line_no" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py attribute">
+<dt id="airflow.exceptions.FileSyntaxError.message">
+<code class="sig-name descname">message</code><em class="property"> :str</em><a class="reference internal" href="../../../_modules/airflow/exceptions.html#FileSyntaxError.message"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.FileSyntaxError.message" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.exceptions.FileSyntaxError.__str__">
+<code class="sig-name descname">__str__</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../_modules/airflow/exceptions.html#FileSyntaxError.__str__"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.FileSyntaxError.__str__" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.AirflowFileParseException">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">AirflowFileParseException</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">msg</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)">str</a></span></em>, <em class="sig-param"><span class="n">file_path</span><span class="p"> [...]
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raises when connection or variable file can not be parsed</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><ul class="simple">
+<li><p><strong>msg</strong> -- The human-readable description of the exception</p></li>
+<li><p><strong>file_path</strong> -- A processed file that contains errors</p></li>
+<li><p><strong>parse_errors</strong> -- File syntax errors</p></li>
+</ul>
+</dd>
+</dl>
+<dl class="py method">
+<dt id="airflow.exceptions.AirflowFileParseException.__str__">
+<code class="sig-name descname">__str__</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../_modules/airflow/exceptions.html#AirflowFileParseException.__str__"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.AirflowFileParseException.__str__" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+</dd></dl>
+
+<dl class="py exception">
+<dt id="airflow.exceptions.ConnectionNotUnique">
+<em class="property">exception </em><code class="sig-prename descclassname">airflow.exceptions.</code><code class="sig-name descname">ConnectionNotUnique</code><a class="reference internal" href="../../../_modules/airflow/exceptions.html#ConnectionNotUnique"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.exceptions.ConnectionNotUnique" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="#airflow.exceptions.AirflowException" title="airflow.exceptions.AirflowException"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.exceptions.AirflowException</span></code></a></p>
+<p>Raise when multiple values are found for the same conn_id</p>
+</dd></dl>
+
+</div>
+</div>
+
+
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+ <ul>
+<li><a class="reference internal" href="#"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.exceptions</span></code></a><ul>
+<li><a class="reference internal" href="#module-contents">Module Contents</a><ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowException">AirflowException</a><ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowException.status_code">status_code</a></li>
+</ul>
+</li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowBadRequest">AirflowBadRequest</a><ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowBadRequest.status_code">status_code</a></li>
+</ul>
+</li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowNotFoundException">AirflowNotFoundException</a><ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowNotFoundException.status_code">status_code</a></li>
+</ul>
+</li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowConfigException">AirflowConfigException</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowSensorTimeout">AirflowSensorTimeout</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowRescheduleException">AirflowRescheduleException</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowSmartSensorException">AirflowSmartSensorException</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.InvalidStatsNameException">InvalidStatsNameException</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowTaskTimeout">AirflowTaskTimeout</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowWebServerTimeout">AirflowWebServerTimeout</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowSkipException">AirflowSkipException</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowFailException">AirflowFailException</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowDagCycleException">AirflowDagCycleException</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.AirflowClusterPolicyViolation">AirflowClusterPolicyViolation</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.DagNotFound">DagNotFound</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.DagCodeNotFound">DagCodeNotFound</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.DagRunNotFound">DagRunNotFound</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.DagRunAlreadyExists">DagRunAlreadyExists</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.DagFileExists">DagFileExists</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.DuplicateTaskIdFound">DuplicateTaskIdFound</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.SerializedDagNotFound">SerializedDagNotFound</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.SerializationError">SerializationError</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.TaskNotFound">TaskNotFound</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.TaskInstanceNotFound">TaskInstanceNotFound</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.PoolNotFound">PoolNotFound</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.NoAvailablePoolSlot">NoAvailablePoolSlot</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.DagConcurrencyLimitReached">DagConcurrencyLimitReached</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.TaskConcurrencyLimitReached">TaskConcurrencyLimitReached</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.BackfillUnfinished">BackfillUnfinished</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.FileSyntaxError">FileSyntaxError</a><ul>
+<li><a class="reference internal" href="#airflow.exceptions.FileSyntaxError.line_no">line_no</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.FileSyntaxError.message">message</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.exceptions.FileSyntaxError.__str__">__str__</a></li>
+</ul>
+</li>
+</ul>
+<ul>
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diff --git a/docs-archive/apache-airflow/2.0.2/_api/airflow/executors/base_executor/index.html b/docs-archive/apache-airflow/2.0.2/_api/airflow/executors/base_executor/index.html
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+<li class="toctree-l6 current"><a class="current reference internal" href="#"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.base_executor</span></code></a><ul>
+<li class="toctree-l7"><a class="reference internal" href="#module-contents">Module Contents</a><ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.base_executor.PARALLELISM">PARALLELISM</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.base_executor.NOT_STARTED_MESSAGE">NOT_STARTED_MESSAGE</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.base_executor.CommandType">CommandType</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.base_executor.QueuedTaskInstanceType">QueuedTaskInstanceType</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.base_executor.EventBufferValueType">EventBufferValueType</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor">BaseExecutor</a><ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.job_id">job_id</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.slots_available">slots_available</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.__repr__">__repr__</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.start">start</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.queue_command">queue_command</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.queue_task_instance">queue_task_instance</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.has_task">has_task</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.sync">sync</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.heartbeat">heartbeat</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.order_queued_tasks_by_priority">order_queued_tasks_by_priority</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.trigger_tasks">trigger_tasks</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.change_state">change_state</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.fail">fail</a></li>
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+ <div class="document">
+ <div class="documentwrapper">
+ <div class="bodywrapper">
+ <div class="body" role="main">
+
+ <div class="section" id="module-airflow.executors.base_executor">
+<span id="airflow-executors-base-executor"></span><h1><a class="reference internal" href="#module-airflow.executors.base_executor" title="airflow.executors.base_executor"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.base_executor</span></code></a><a class="headerlink" href="#module-airflow.executors.base_executor" title="Permalink to this headline">¶</a></h1>
+<p><p>Base executor - this is the base class for all the implemented executors.</p>
+</p>
+<div class="section" id="module-contents">
+<h2>Module Contents<a class="headerlink" href="#module-contents" title="Permalink to this headline">¶</a></h2>
+<dl class="py data">
+<dt id="airflow.executors.base_executor.PARALLELISM">
+<code class="sig-prename descclassname">airflow.executors.base_executor.</code><code class="sig-name descname">PARALLELISM</code><em class="property"> :int</em><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#PARALLELISM"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.PARALLELISM" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.base_executor.NOT_STARTED_MESSAGE">
+<code class="sig-prename descclassname">airflow.executors.base_executor.</code><code class="sig-name descname">NOT_STARTED_MESSAGE</code><em class="property"> = The executor should be started first!</em><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#NOT_STARTED_MESSAGE"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.NOT_STARTED_MESSAGE" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.base_executor.CommandType">
+<code class="sig-prename descclassname">airflow.executors.base_executor.</code><code class="sig-name descname">CommandType</code><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#CommandType"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.CommandType" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.base_executor.QueuedTaskInstanceType">
+<code class="sig-prename descclassname">airflow.executors.base_executor.</code><code class="sig-name descname">QueuedTaskInstanceType</code><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#QueuedTaskInstanceType"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.QueuedTaskInstanceType" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.base_executor.EventBufferValueType">
+<code class="sig-prename descclassname">airflow.executors.base_executor.</code><code class="sig-name descname">EventBufferValueType</code><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#EventBufferValueType"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.EventBufferValueType" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py class">
+<dt id="airflow.executors.base_executor.BaseExecutor">
+<em class="property">class </em><code class="sig-prename descclassname">airflow.executors.base_executor.</code><code class="sig-name descname">BaseExecutor</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">parallelism</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.9)">int</a></span> <span class="o">=</span> <span class="default_value">PARALLELISM</span> [...]
+<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.utils.log.logging_mixin.LoggingMixin</span></code></p>
+<p>Class to derive in order to interface with executor-type systems
+like Celery, Kubernetes, Local, Sequential and the likes.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><p><strong>parallelism</strong> -- how many jobs should run at one time. Set to
+<code class="docutils literal notranslate"><span class="pre">0</span></code> for infinity</p>
+</dd>
+</dl>
+<dl class="py attribute">
+<dt id="airflow.executors.base_executor.BaseExecutor.job_id">
+<code class="sig-name descname">job_id</code><em class="property"> :Optional[str]</em><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.job_id"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.BaseExecutor.job_id" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py attribute">
+<dt id="airflow.executors.base_executor.BaseExecutor.slots_available">
+<code class="sig-name descname">slots_available</code><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.slots_available"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.BaseExecutor.slots_available" title="Permalink to this definition">¶</a></dt>
+<dd><p>Number of new tasks this executor instance can accept</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.__repr__">
+<code class="sig-name descname">__repr__</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.__repr__"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.BaseExecutor.__repr__" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.start">
+<code class="sig-name descname">start</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.start"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.BaseExecutor.start" title="Permalink to this definition">¶</a></dt>
+<dd><p>Executors may need to get things started.</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.queue_command">
+<code class="sig-name descname">queue_command</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">task_instance</span><span class="p">:</span> <span class="n">TaskInstance</span></em>, <em class="sig-param"><span class="n">command</span><span class="p">:</span> <span class="n"><a class="reference internal" href="#airflow.executors.base_executor.CommandType" title="airflow.executors.base_executor.CommandType"> [...]
+<dd><p>Queues command to task</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.queue_task_instance">
+<code class="sig-name descname">queue_task_instance</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">task_instance</span><span class="p">:</span> <span class="n">TaskInstance</span></em>, <em class="sig-param"><span class="n">mark_success</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/functions.html#bool" title="(in Python v3.9)">bool</a [...]
+<dd><p>Queues task instance.</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.has_task">
+<code class="sig-name descname">has_task</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">task_instance</span><span class="p">:</span> <span class="n">TaskInstance</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.has_task"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.e [...]
+<dd><p>Checks if a task is either queued or running in this executor.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><p><strong>task_instance</strong> -- TaskInstance</p>
+</dd>
+<dt class="field-even">Returns</dt>
+<dd class="field-even"><p>True if the task is known to this executor</p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.sync">
+<code class="sig-name descname">sync</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.sync"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.BaseExecutor.sync" title="Permalink to this definition">¶</a></dt>
+<dd><p>Sync will get called periodically by the heartbeat method.
+Executors should override this to perform gather statuses.</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.heartbeat">
+<code class="sig-name descname">heartbeat</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.heartbeat"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.BaseExecutor.heartbeat" title="Permalink to this definition">¶</a></dt>
+<dd><p>Heartbeat sent to trigger new jobs.</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.order_queued_tasks_by_priority">
+<code class="sig-name descname">order_queued_tasks_by_priority</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.order_queued_tasks_by_priority"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.BaseExecutor.order_queued_tasks_by_priority" title="Permal [...]
+<dd><p>Orders the queued tasks by priority.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Returns</dt>
+<dd class="field-odd"><p>List of tuples from the queued_tasks according to the priority.</p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.trigger_tasks">
+<code class="sig-name descname">trigger_tasks</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">open_slots</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.9)">int</a></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.h [...]
+<dd><p>Triggers tasks</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><p><strong>open_slots</strong> -- Number of open slots</p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.change_state">
+<code class="sig-name descname">change_state</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">key</span><span class="p">:</span> <span class="n">TaskInstanceKey</span></em>, <em class="sig-param"><span class="n">state</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)">str</a></span></em>, <em class [...]
+<dd><p>Changes state of the task.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><ul class="simple">
+<li><p><strong>info</strong> -- Executor information for the task instance</p></li>
+<li><p><strong>key</strong> -- Unique key for the task instance</p></li>
+<li><p><strong>state</strong> -- State to set for the task.</p></li>
+</ul>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.fail">
+<code class="sig-name descname">fail</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">key</span><span class="p">:</span> <span class="n">TaskInstanceKey</span></em>, <em class="sig-param"><span class="n">info</span><span class="o">=</span><span class="default_value">None</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html# [...]
+<dd><p>Set fail state for the event.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><ul class="simple">
+<li><p><strong>info</strong> -- Executor information for the task instance</p></li>
+<li><p><strong>key</strong> -- Unique key for the task instance</p></li>
+</ul>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.success">
+<code class="sig-name descname">success</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">key</span><span class="p">:</span> <span class="n">TaskInstanceKey</span></em>, <em class="sig-param"><span class="n">info</span><span class="o">=</span><span class="default_value">None</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.ht [...]
+<dd><p>Set success state for the event.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><ul class="simple">
+<li><p><strong>info</strong> -- Executor information for the task instance</p></li>
+<li><p><strong>key</strong> -- Unique key for the task instance</p></li>
+</ul>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.get_event_buffer">
+<code class="sig-name descname">get_event_buffer</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">dag_ids</span><span class="o">=</span><span class="default_value">None</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.get_event_buffer"><span class="viewcode-link">[source]</span></a><a class="headerlink" hre [...]
+<dd><p>Returns and flush the event buffer. In case dag_ids is specified
+it will only return and flush events for the given dag_ids. Otherwise
+it returns and flushes all events.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><p><strong>dag_ids</strong> -- to dag_ids to return events for, if None returns all</p>
+</dd>
+<dt class="field-even">Returns</dt>
+<dd class="field-even"><p>a dict of events</p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.execute_async">
+<code class="sig-name descname">execute_async</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">key</span><span class="p">:</span> <span class="n">TaskInstanceKey</span></em>, <em class="sig-param"><span class="n">command</span><span class="p">:</span> <span class="n"><a class="reference internal" href="#airflow.executors.base_executor.CommandType" title="airflow.executors.base_executor.CommandType">Command [...]
+<dd><p>This method will execute the command asynchronously.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><ul class="simple">
+<li><p><strong>key</strong> -- Unique key for the task instance</p></li>
+<li><p><strong>command</strong> -- Command to run</p></li>
+<li><p><strong>queue</strong> -- name of the queue</p></li>
+<li><p><strong>executor_config</strong> -- Configuration passed to the executor.</p></li>
+</ul>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.end">
+<code class="sig-name descname">end</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.end"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.BaseExecutor.end" title="Permalink to this definition">¶</a></dt>
+<dd><p>This method is called when the caller is done submitting job and
+wants to wait synchronously for the job submitted previously to be
+all done.</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.terminate">
+<code class="sig-name descname">terminate</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.terminate"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.BaseExecutor.terminate" title="Permalink to this definition">¶</a></dt>
+<dd><p>This method is called when the daemon receives a SIGTERM</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.try_adopt_task_instances">
+<code class="sig-name descname">try_adopt_task_instances</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">tis</span><span class="p">:</span> <span class="n">List<span class="p">[</span>TaskInstance<span class="p">]</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.try_adopt_task_instances"><span class [...]
+<dd><p>Try to adopt running task instances that have been abandoned by a SchedulerJob dying.</p>
+<p>Anything that is not adopted will be cleared by the scheduler (and then become eligible for
+re-scheduling)</p>
+<dl class="field-list simple">
+<dt class="field-odd">Returns</dt>
+<dd class="field-odd"><p>any TaskInstances that were unable to be adopted</p>
+</dd>
+<dt class="field-even">Return type</dt>
+<dd class="field-even"><p><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#list" title="(in Python v3.9)">list</a>[<a class="reference internal" href="../../models/index.html#airflow.models.TaskInstance" title="airflow.models.TaskInstance">airflow.models.TaskInstance</a>]</p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.validate_command">
+<em class="property">static </em><code class="sig-name descname">validate_command</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">command</span><span class="p">:</span> <span class="n">List<span class="p">[</span><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)">str</a><span class="p">]</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airfl [...]
+<dd><p>Check if the command to execute is airflow command</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.base_executor.BaseExecutor.debug_dump">
+<code class="sig-name descname">debug_dump</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/base_executor.html#BaseExecutor.debug_dump"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.base_executor.BaseExecutor.debug_dump" title="Permalink to this definition">¶</a></dt>
+<dd><p>Called in response to SIGUSR2 by the scheduler</p>
+</dd></dl>
+
+</dd></dl>
+
+</div>
+</div>
+
+
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+<li><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.validate_command">validate_command</a></li>
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+<li><a class="reference internal" href="#airflow.executors.base_executor.BaseExecutor.debug_dump">debug_dump</a></li>
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diff --git a/docs-archive/apache-airflow/2.0.2/_api/airflow/executors/celery_executor/index.html b/docs-archive/apache-airflow/2.0.2/_api/airflow/executors/celery_executor/index.html
new file mode 100644
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+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor.CELERY_SEND_ERR_MSG_HEADER">CELERY_SEND_ERR_MSG_HEADER</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor.OPERATION_TIMEOUT">OPERATION_TIMEOUT</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor.celery_configuration">celery_configuration</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor.app">app</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor.execute_command">execute_command</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor._execute_in_fork">_execute_in_fork</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor._execute_in_subprocess">_execute_in_subprocess</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor.ExceptionWithTraceback">ExceptionWithTraceback</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor.TaskInstanceInCelery">TaskInstanceInCelery</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor.send_task_to_executor">send_task_to_executor</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor.on_celery_import_modules">on_celery_import_modules</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor">CeleryExecutor</a><ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor.start">start</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor._num_tasks_per_send_process">_num_tasks_per_send_process</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor.trigger_tasks">trigger_tasks</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor._process_tasks">_process_tasks</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor._send_tasks_to_celery">_send_tasks_to_celery</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor.sync">sync</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor._check_for_stalled_adopted_tasks">_check_for_stalled_adopted_tasks</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor.debug_dump">debug_dump</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor.update_all_task_states">update_all_task_states</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor.change_state">change_state</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor.update_task_state">update_task_state</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor.end">end</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor.execute_async">execute_async</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor.terminate">terminate</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.CeleryExecutor.try_adopt_task_instances">try_adopt_task_instances</a></li>
+</ul>
+</li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor.fetch_celery_task_state">fetch_celery_task_state</a></li>
+</ul>
+<ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.celery_executor.BulkStateFetcher">BulkStateFetcher</a><ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.BulkStateFetcher._tasks_list_to_task_ids">_tasks_list_to_task_ids</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.BulkStateFetcher.get_many">get_many</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.BulkStateFetcher._get_many_from_kv_backend">_get_many_from_kv_backend</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.BulkStateFetcher._get_many_from_db_backend">_get_many_from_db_backend</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.BulkStateFetcher._prepare_state_and_info_by_task_dict">_prepare_state_and_info_by_task_dict</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.celery_executor.BulkStateFetcher._get_many_using_multiprocessing">_get_many_using_multiprocessing</a></li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</li>
+<li class="toctree-l6"><a class="reference internal" href="../celery_kubernetes_executor/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.celery_kubernetes_executor</span></code></a></li>
+<li class="toctree-l6"><a class="reference internal" href="../dask_executor/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.dask_executor</span></code></a></li>
+<li class="toctree-l6"><a class="reference internal" href="../debug_executor/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.debug_executor</span></code></a></li>
+<li class="toctree-l6"><a class="reference internal" href="../executor_constants/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.executor_constants</span></code></a></li>
+<li class="toctree-l6"><a class="reference internal" href="../executor_loader/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.executor_loader</span></code></a></li>
+<li class="toctree-l6"><a class="reference internal" href="../kubernetes_executor/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.kubernetes_executor</span></code></a></li>
+<li class="toctree-l6"><a class="reference internal" href="../local_executor/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.local_executor</span></code></a></li>
+<li class="toctree-l6"><a class="reference internal" href="../sequential_executor/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.sequential_executor</span></code></a></li>
+</ul>
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+</ul>
+</li>
+<li class="toctree-l1"><a class="reference internal" href="../../../../rest-api-ref.html">Experimental REST API</a></li>
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+
+ <li class="breadcrumb-item"><a href="index.html"> <code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.celery_executor</span></code></a></li>
+
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+
+ <div class="section" id="module-airflow.executors.celery_executor">
+<span id="airflow-executors-celery-executor"></span><h1><a class="reference internal" href="#module-airflow.executors.celery_executor" title="airflow.executors.celery_executor"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.celery_executor</span></code></a><a class="headerlink" href="#module-airflow.executors.celery_executor" title="Permalink to this headline">¶</a></h1>
+<p><p>CeleryExecutor</p>
+<div class="admonition seealso">
+<p class="admonition-title">See also</p>
+<p>For more information on how the CeleryExecutor works, take a look at the guide:
+<a class="reference internal" href="../../../../executor/celery.html#executor-celeryexecutor"><span class="std std-ref">Celery Executor</span></a></p>
+</div>
+</p>
+<div class="section" id="module-contents">
+<h2>Module Contents<a class="headerlink" href="#module-contents" title="Permalink to this headline">¶</a></h2>
+<dl class="py data">
+<dt id="airflow.executors.celery_executor.log">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">log</code><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#log"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.log" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.celery_executor.CELERY_FETCH_ERR_MSG_HEADER">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">CELERY_FETCH_ERR_MSG_HEADER</code><em class="property"> = Error fetching Celery task state</em><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#CELERY_FETCH_ERR_MSG_HEADER"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.CELERY_FETCH_ERR_MSG_HEADER" title="Permalink to [...]
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.celery_executor.CELERY_SEND_ERR_MSG_HEADER">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">CELERY_SEND_ERR_MSG_HEADER</code><em class="property"> = Error sending Celery task</em><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#CELERY_SEND_ERR_MSG_HEADER"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.CELERY_SEND_ERR_MSG_HEADER" title="Permalink to this defin [...]
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.celery_executor.OPERATION_TIMEOUT">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">OPERATION_TIMEOUT</code><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#OPERATION_TIMEOUT"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.OPERATION_TIMEOUT" title="Permalink to this definition">¶</a></dt>
+<dd><p>To start the celery worker, run the command:
+airflow celery worker</p>
+</dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.celery_executor.celery_configuration">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">celery_configuration</code><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#celery_configuration"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.celery_configuration" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.celery_executor.app">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">app</code><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#app"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.app" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py function">
+<dt id="airflow.executors.celery_executor.execute_command">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">execute_command</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">command_to_exec</span><span class="p">:</span> <span class="n">CommandType</span></em><span class="sig-paren">)</span> → <a class="reference external" href="https://docs.python.org/3/library/constants.html#None" title="(in Python v3.9)">None</a><a class="reference internal" href= [...]
+<dt>
+<code class="sig-name descname">Executes command.</code></dt>
+<dd></dd></dl>
+
+<dl class="py function">
+<dt id="airflow.executors.celery_executor._execute_in_fork">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">_execute_in_fork</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">command_to_exec</span><span class="p">:</span> <span class="n">CommandType</span></em><span class="sig-paren">)</span> → <a class="reference external" href="https://docs.python.org/3/library/constants.html#None" title="(in Python v3.9)">None</a><a class="reference internal" href [...]
+<dd></dd></dl>
+
+<dl class="py function">
+<dt id="airflow.executors.celery_executor._execute_in_subprocess">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">_execute_in_subprocess</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">command_to_exec</span><span class="p">:</span> <span class="n">CommandType</span></em><span class="sig-paren">)</span> → <a class="reference external" href="https://docs.python.org/3/library/constants.html#None" title="(in Python v3.9)">None</a><a class="reference internal [...]
+<dd></dd></dl>
+
+<dl class="py class">
+<dt id="airflow.executors.celery_executor.ExceptionWithTraceback">
+<em class="property">class </em><code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">ExceptionWithTraceback</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">exception</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/exceptions.html#Exception" title="(in Python v3.9)">Exception</a></span></em>, <em class="sig-param"><span class="n">exce [...]
+<dd><p>Wrapper class used to propagate exceptions to parent processes from subprocesses.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><ul class="simple">
+<li><p><strong>exception</strong> (<a class="reference external" href="https://docs.python.org/3/library/exceptions.html#Exception" title="(in Python v3.9)"><em>Exception</em></a>) -- The exception to wrap</p></li>
+<li><p><strong>exception_traceback</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)"><em>str</em></a>) -- The stacktrace to wrap</p></li>
+</ul>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.celery_executor.TaskInstanceInCelery">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">TaskInstanceInCelery</code><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#TaskInstanceInCelery"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.TaskInstanceInCelery" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py function">
+<dt id="airflow.executors.celery_executor.send_task_to_executor">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">send_task_to_executor</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">task_tuple</span><span class="p">:</span> <span class="n"><a class="reference internal" href="#airflow.executors.celery_executor.TaskInstanceInCelery" title="airflow.executors.celery_executor.TaskInstanceInCelery">TaskInstanceInCelery</a></span></em><span class="sig-paren">)</span [...]
+<dt>
+<code class="sig-name descname">Sends task to executor.</code></dt>
+<dd></dd></dl>
+
+<dl class="py function">
+<dt id="airflow.executors.celery_executor.on_celery_import_modules">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">on_celery_import_modules</code><span class="sig-paren">(</span><em class="sig-param"><span class="o">*</span><span class="n">args</span></em>, <em class="sig-param"><span class="o">**</span><span class="n">kwargs</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#on_celery_import_modules">< [...]
+<dt>
+<code class="sig-name descname">Preload some "expensive" airflow modules so that every task process doesn't have to import it again and</code></dt>
+<dt>
+<code class="sig-name descname">again.</code></dt>
+<dd><p>Loading these for each task adds 0.3-0.5s <em>per task</em> before the task can run. For long running tasks this
+doesn't matter, but for short tasks this starts to be a noticeable impact.</p>
+</dd></dl>
+
+<dl class="py class">
+<dt id="airflow.executors.celery_executor.CeleryExecutor">
+<em class="property">class </em><code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">CeleryExecutor</code><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#CeleryExecutor"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.CeleryExecutor" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="../base_executor/index.html#airflow.executors.base_executor.BaseExecutor" title="airflow.executors.base_executor.BaseExecutor"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.executors.base_executor.BaseExecutor</span></code></a></p>
+<p>CeleryExecutor is recommended for production use of Airflow. It allows
+distributing the execution of task instances to multiple worker nodes.</p>
+<p>Celery is a simple, flexible and reliable distributed system to process
+vast amounts of messages, while providing operations with the tools
+required to maintain such a system.</p>
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor.start">
+<code class="sig-name descname">start</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#CeleryExecutor.start"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.CeleryExecutor.start" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor._num_tasks_per_send_process">
+<code class="sig-name descname">_num_tasks_per_send_process</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">to_send_count</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.9)">int</a></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executor [...]
+<dd><p>How many Celery tasks should each worker process send.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Returns</dt>
+<dd class="field-odd"><p>Number of tasks that should be sent per process</p>
+</dd>
+<dt class="field-even">Return type</dt>
+<dd class="field-even"><p><a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.9)">int</a></p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor.trigger_tasks">
+<code class="sig-name descname">trigger_tasks</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">open_slots</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.9)">int</a></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor [...]
+<dd><p>Overwrite trigger_tasks function from BaseExecutor</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><p><strong>open_slots</strong> -- Number of open slots</p>
+</dd>
+<dt class="field-even">Returns</dt>
+<dd class="field-even"><p></p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor._process_tasks">
+<code class="sig-name descname">_process_tasks</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">task_tuples_to_send</span><span class="p">:</span> <span class="n">List<span class="p">[</span><a class="reference internal" href="#airflow.executors.celery_executor.TaskInstanceInCelery" title="airflow.executors.celery_executor.TaskInstanceInCelery">TaskInstanceInCelery</a><span class="p">]</span></span></em><s [...]
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor._send_tasks_to_celery">
+<code class="sig-name descname">_send_tasks_to_celery</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">task_tuples_to_send</span><span class="p">:</span> <span class="n">List<span class="p">[</span><a class="reference internal" href="#airflow.executors.celery_executor.TaskInstanceInCelery" title="airflow.executors.celery_executor.TaskInstanceInCelery">TaskInstanceInCelery</a><span class="p">]</span></span> [...]
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor.sync">
+<code class="sig-name descname">sync</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#CeleryExecutor.sync"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.CeleryExecutor.sync" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor._check_for_stalled_adopted_tasks">
+<code class="sig-name descname">_check_for_stalled_adopted_tasks</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#CeleryExecutor._check_for_stalled_adopted_tasks"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.CeleryExecutor._check_for_stalled_adopted_tasks" [...]
+<dd><p>See if any of the tasks we adopted from another Executor run have not
+progressed after the configured timeout.</p>
+<p>If they haven't, they likely never made it to Celery, and we should
+just resend them. We do that by clearing the state and letting the
+normal scheduler loop deal with that</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor.debug_dump">
+<code class="sig-name descname">debug_dump</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#CeleryExecutor.debug_dump"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.CeleryExecutor.debug_dump" title="Permalink to this definition">¶</a></dt>
+<dd><p>Called in response to SIGUSR2 by the scheduler</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor.update_all_task_states">
+<code class="sig-name descname">update_all_task_states</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#CeleryExecutor.update_all_task_states"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.CeleryExecutor.update_all_task_states" title="Permalink to this defi [...]
+<dd><p>Updates states of the tasks.</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor.change_state">
+<code class="sig-name descname">change_state</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">key</span><span class="p">:</span> <span class="n">TaskInstanceKey</span></em>, <em class="sig-param"><span class="n">state</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)">str</a></span></em>, <em class [...]
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor.update_task_state">
+<code class="sig-name descname">update_task_state</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">key</span><span class="p">:</span> <span class="n">TaskInstanceKey</span></em>, <em class="sig-param"><span class="n">state</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)">str</a></span></em>, <em [...]
+<dd><p>Updates state of a single task.</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor.end">
+<code class="sig-name descname">end</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">synchronous</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/functions.html#bool" title="(in Python v3.9)">bool</a></span> <span class="o">=</span> <span class="default_value">False</span></em><span class="sig-paren">)</span><a class="reference internal" h [...]
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor.execute_async">
+<code class="sig-name descname">execute_async</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">key</span><span class="p">:</span> <span class="n">TaskInstanceKey</span></em>, <em class="sig-param"><span class="n">command</span><span class="p">:</span> <span class="n">CommandType</span></em>, <em class="sig-param"><span class="n">queue</span><span class="p">:</span> <span class="n">Optional<span class="p">[ [...]
+<dd><p>Do not allow async execution for Celery executor.</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor.terminate">
+<code class="sig-name descname">terminate</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#CeleryExecutor.terminate"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.CeleryExecutor.terminate" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.CeleryExecutor.try_adopt_task_instances">
+<code class="sig-name descname">try_adopt_task_instances</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">tis</span><span class="p">:</span> <span class="n">List<span class="p">[</span>TaskInstance<span class="p">]</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#CeleryExecutor.try_adopt_task_instances"><span c [...]
+<dd></dd></dl>
+
+</dd></dl>
+
+<dl class="py function">
+<dt id="airflow.executors.celery_executor.fetch_celery_task_state">
+<code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">fetch_celery_task_state</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">async_result</span><span class="p">:</span> <span class="n">AsyncResult</span></em><span class="sig-paren">)</span> → Tuple<span class="p">[</span><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)">str</a><spa [...]
+<dt>
+<code class="sig-name descname">Fetch and return the state of the given celery task. The scope of this function is</code></dt>
+<dt>
+<code class="sig-name descname">global so that it can be called by subprocesses in the pool.</code></dt>
+<dd><dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><p><strong>async_result</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#tuple" title="(in Python v3.9)"><em>tuple</em></a><em>(</em><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)"><em>str</em></a><em>, </em><a class="reference external" href="https://docs.celeryproject.org/en/stable/reference/celery.result.html#celery.result.AsyncResult" title="(in Celery [...]
+to fetch the task's state</p>
+</dd>
+<dt class="field-even">Returns</dt>
+<dd class="field-even"><p>a tuple of the Celery task key and the Celery state and the celery info
+of the task</p>
+</dd>
+<dt class="field-odd">Return type</dt>
+<dd class="field-odd"><p><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#tuple" title="(in Python v3.9)">tuple</a>[<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)">str</a>, <a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)">str</a>, <a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title= [...]
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py class">
+<dt id="airflow.executors.celery_executor.BulkStateFetcher">
+<em class="property">class </em><code class="sig-prename descclassname">airflow.executors.celery_executor.</code><code class="sig-name descname">BulkStateFetcher</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">sync_parralelism</span><span class="o">=</span><span class="default_value">None</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#BulkStateFetcher"><span class="view [...]
+<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.utils.log.logging_mixin.LoggingMixin</span></code></p>
+<p>Gets status for many Celery tasks using the best method available</p>
+<p>If BaseKeyValueStoreBackend is used as result backend, the mget method is used.
+If DatabaseBackend is used as result backend, the SELECT ...WHERE task_id IN (...) query is used
+Otherwise, multiprocessing.Pool will be used. Each task status will be downloaded individually.</p>
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.BulkStateFetcher._tasks_list_to_task_ids">
+<code class="sig-name descname">_tasks_list_to_task_ids</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">async_tasks</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#BulkStateFetcher._tasks_list_to_task_ids"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.B [...]
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.BulkStateFetcher.get_many">
+<code class="sig-name descname">get_many</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">async_results</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#BulkStateFetcher.get_many"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_executor.BulkStateFetcher.get_many" ti [...]
+<dd><p>Gets status for many Celery tasks using the best method available.</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.BulkStateFetcher._get_many_from_kv_backend">
+<code class="sig-name descname">_get_many_from_kv_backend</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">async_tasks</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#BulkStateFetcher._get_many_from_kv_backend"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_execut [...]
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.BulkStateFetcher._get_many_from_db_backend">
+<code class="sig-name descname">_get_many_from_db_backend</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">async_tasks</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#BulkStateFetcher._get_many_from_db_backend"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_execut [...]
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.BulkStateFetcher._prepare_state_and_info_by_task_dict">
+<em class="property">static </em><code class="sig-name descname">_prepare_state_and_info_by_task_dict</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">task_ids</span></em>, <em class="sig-param"><span class="n">task_results_by_task_id</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#BulkStateFetcher._prepare_state_and_info_by_task_dict"><span class="viewcode-link">[source] [...]
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_executor.BulkStateFetcher._get_many_using_multiprocessing">
+<code class="sig-name descname">_get_many_using_multiprocessing</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">async_results</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_executor.html#BulkStateFetcher._get_many_using_multiprocessing"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors [...]
+<dd></dd></dl>
+
+</dd></dl>
+
+</div>
+</div>
+
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+ <ul>
+<li><a class="reference internal" href="#"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.celery_executor</span></code></a><ul>
+<li><a class="reference internal" href="#module-contents">Module Contents</a><ul>
+<li><a class="reference internal" href="#airflow.executors.celery_executor.log">log</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_executor.CELERY_FETCH_ERR_MSG_HEADER">CELERY_FETCH_ERR_MSG_HEADER</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_executor.CELERY_SEND_ERR_MSG_HEADER">CELERY_SEND_ERR_MSG_HEADER</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_executor.OPERATION_TIMEOUT">OPERATION_TIMEOUT</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_executor.celery_configuration">celery_configuration</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_executor.app">app</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_executor.execute_command">execute_command</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_executor._execute_in_fork">_execute_in_fork</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_executor._execute_in_subprocess">_execute_in_subprocess</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_executor.ExceptionWithTraceback">ExceptionWithTraceback</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_executor.TaskInstanceInCelery">TaskInstanceInCelery</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_executor.send_task_to_executor">send_task_to_executor</a></li>
+</ul>
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diff --git a/docs-archive/apache-airflow/2.0.2/_api/airflow/executors/celery_kubernetes_executor/index.html b/docs-archive/apache-airflow/2.0.2/_api/airflow/executors/celery_kubernetes_executor/index.html
new file mode 100644
index 0000000..09e4d9f
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+ <div class="section" id="module-airflow.executors.celery_kubernetes_executor">
+<span id="airflow-executors-celery-kubernetes-executor"></span><h1><a class="reference internal" href="#module-airflow.executors.celery_kubernetes_executor" title="airflow.executors.celery_kubernetes_executor"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.celery_kubernetes_executor</span></code></a><a class="headerlink" href="#module-airflow.executors.celery_kubernetes_executor" title="Permalink to this headline">¶</a></h1>
+<div class="section" id="module-contents">
+<h2>Module Contents<a class="headerlink" href="#module-contents" title="Permalink to this headline">¶</a></h2>
+<dl class="py class">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor">
+<em class="property">class </em><code class="sig-prename descclassname">airflow.executors.celery_kubernetes_executor.</code><code class="sig-name descname">CeleryKubernetesExecutor</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">celery_executor</span></em>, <em class="sig-param"><span class="n">kubernetes_executor</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.htm [...]
+<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.utils.log.logging_mixin.LoggingMixin</span></code></p>
+<p>CeleryKubernetesExecutor consists of CeleryExecutor and KubernetesExecutor.
+It chooses an executor to use based on the queue defined on the task.
+When the queue is the value of <code class="docutils literal notranslate"><span class="pre">kubernetes_queue</span></code> in section <code class="docutils literal notranslate"><span class="pre">[celery_kubernetes_executor]</span></code>
+of the configuration (default value: <cite>kubernetes</cite>), KubernetesExecutor is selected to run the task,
+otherwise, CeleryExecutor is used.</p>
+<dl class="py attribute">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.KUBERNETES_QUEUE">
+<code class="sig-name descname">KUBERNETES_QUEUE</code><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.html#CeleryKubernetesExecutor.KUBERNETES_QUEUE"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.KUBERNETES_QUEUE" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py attribute">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.queued_tasks">
+<code class="sig-name descname">queued_tasks</code><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.html#CeleryKubernetesExecutor.queued_tasks"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.queued_tasks" title="Permalink to this definition">¶</a></dt>
+<dd><p>Return queued tasks from celery and kubernetes executor</p>
+</dd></dl>
+
+<dl class="py attribute">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.running">
+<code class="sig-name descname">running</code><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.html#CeleryKubernetesExecutor.running"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.running" title="Permalink to this definition">¶</a></dt>
+<dd><p>Return running tasks from celery and kubernetes executor</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.start">
+<code class="sig-name descname">start</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.html#CeleryKubernetesExecutor.start"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.start" title="Permalink to this definition">¶ [...]
+<dd><p>Start celery and kubernetes executor</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.queue_command">
+<code class="sig-name descname">queue_command</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">task_instance</span><span class="p">:</span> <span class="n">TaskInstance</span></em>, <em class="sig-param"><span class="n">command</span><span class="p">:</span> <span class="n">CommandType</span></em>, <em class="sig-param"><span class="n">priority</span><span class="p">:</span> <span class="n"><a class="refer [...]
+<dd><p>Queues command via celery or kubernetes executor</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.queue_task_instance">
+<code class="sig-name descname">queue_task_instance</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">task_instance</span><span class="p">:</span> <span class="n">TaskInstance</span></em>, <em class="sig-param"><span class="n">mark_success</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/functions.html#bool" title="(in Python v3.9)">bool</a [...]
+<dd><p>Queues task instance via celery or kubernetes executor</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.has_task">
+<code class="sig-name descname">has_task</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">task_instance</span><span class="p">:</span> <span class="n">TaskInstance</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.html#CeleryKubernetesExecutor.has_task"><span class="viewcode-link">[source]</span></a><a class="hea [...]
+<dd><p>Checks if a task is either queued or running in either celery or kubernetes executor.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><p><strong>task_instance</strong> -- TaskInstance</p>
+</dd>
+<dt class="field-even">Returns</dt>
+<dd class="field-even"><p>True if the task is known to this executor</p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.heartbeat">
+<code class="sig-name descname">heartbeat</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.html#CeleryKubernetesExecutor.heartbeat"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.heartbeat" title="Permalink to this d [...]
+<dd><p>Heartbeat sent to trigger new jobs in celery and kubernetes executor</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.get_event_buffer">
+<code class="sig-name descname">get_event_buffer</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">dag_ids</span><span class="o">=</span><span class="default_value">None</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.html#CeleryKubernetesExecutor.get_event_buffer"><span class="viewcode-link">[source]</span></a> [...]
+<dd><p>Returns and flush the event buffer from celery and kubernetes executor</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><p><strong>dag_ids</strong> -- to dag_ids to return events for, if None returns all</p>
+</dd>
+<dt class="field-even">Returns</dt>
+<dd class="field-even"><p>a dict of events</p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.try_adopt_task_instances">
+<code class="sig-name descname">try_adopt_task_instances</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">tis</span><span class="p">:</span> <span class="n">List<span class="p">[</span>TaskInstance<span class="p">]</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.html#CeleryKubernetesExecutor.try_adopt_ta [...]
+<dd><p>Try to adopt running task instances that have been abandoned by a SchedulerJob dying.</p>
+<p>Anything that is not adopted will be cleared by the scheduler (and then become eligible for
+re-scheduling)</p>
+<dl class="field-list simple">
+<dt class="field-odd">Returns</dt>
+<dd class="field-odd"><p>any TaskInstances that were unable to be adopted</p>
+</dd>
+<dt class="field-even">Return type</dt>
+<dd class="field-even"><p><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#list" title="(in Python v3.9)">list</a>[<a class="reference internal" href="../../models/index.html#airflow.models.TaskInstance" title="airflow.models.TaskInstance">airflow.models.TaskInstance</a>]</p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.end">
+<code class="sig-name descname">end</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.html#CeleryKubernetesExecutor.end"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.end" title="Permalink to this definition">¶</a></dt>
+<dd><p>End celery and kubernetes executor</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.terminate">
+<code class="sig-name descname">terminate</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.html#CeleryKubernetesExecutor.terminate"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.terminate" title="Permalink to this d [...]
+<dd><p>Terminate celery and kubernetes executor</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor._router">
+<code class="sig-name descname">_router</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">simple_task_instance</span><span class="p">:</span> <span class="n">SimpleTaskInstance</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.html#CeleryKubernetesExecutor._router"><span class="viewcode-link">[source]</span></a><a [...]
+<dd><p>Return either celery_executor or kubernetes_executor</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><p><strong>simple_task_instance</strong> -- SimpleTaskInstance</p>
+</dd>
+<dt class="field-even">Returns</dt>
+<dd class="field-even"><p>celery_executor or kubernetes_executor</p>
+</dd>
+<dt class="field-odd">Return type</dt>
+<dd class="field-odd"><p>Union[<a class="reference internal" href="../celery_executor/index.html#airflow.executors.celery_executor.CeleryExecutor" title="airflow.executors.celery_executor.CeleryExecutor">CeleryExecutor</a>, <a class="reference internal" href="../kubernetes_executor/index.html#airflow.executors.kubernetes_executor.KubernetesExecutor" title="airflow.executors.kubernetes_executor.KubernetesExecutor">KubernetesExecutor</a>]</p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.debug_dump">
+<code class="sig-name descname">debug_dump</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/celery_kubernetes_executor.html#CeleryKubernetesExecutor.debug_dump"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.debug_dump" title="Permalink to thi [...]
+<dd><p>Called in response to SIGUSR2 by the scheduler</p>
+</dd></dl>
+
+</dd></dl>
+
+</div>
+</div>
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+<li><a class="reference internal" href="#module-contents">Module Contents</a><ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor">CeleryKubernetesExecutor</a><ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.KUBERNETES_QUEUE">KUBERNETES_QUEUE</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.queued_tasks">queued_tasks</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.running">running</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.start">start</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.queue_command">queue_command</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.queue_task_instance">queue_task_instance</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.has_task">has_task</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.heartbeat">heartbeat</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.get_event_buffer">get_event_buffer</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.try_adopt_task_instances">try_adopt_task_instances</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.end">end</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.terminate">terminate</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor._router">_router</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.celery_kubernetes_executor.CeleryKubernetesExecutor.debug_dump">debug_dump</a></li>
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diff --git a/docs-archive/apache-airflow/2.0.2/_api/airflow/executors/dask_executor/index.html b/docs-archive/apache-airflow/2.0.2/_api/airflow/executors/dask_executor/index.html
new file mode 100644
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+ <div class="section" id="module-airflow.executors.dask_executor">
+<span id="airflow-executors-dask-executor"></span><h1><a class="reference internal" href="#module-airflow.executors.dask_executor" title="airflow.executors.dask_executor"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.dask_executor</span></code></a><a class="headerlink" href="#module-airflow.executors.dask_executor" title="Permalink to this headline">¶</a></h1>
+<p><p>DaskExecutor</p>
+<div class="admonition seealso">
+<p class="admonition-title">See also</p>
+<p>For more information on how the DaskExecutor works, take a look at the guide:
+<a class="reference internal" href="../../../../executor/dask.html#executor-daskexecutor"><span class="std std-ref">Dask Executor</span></a></p>
+</div>
+</p>
+<div class="section" id="module-contents">
+<h2>Module Contents<a class="headerlink" href="#module-contents" title="Permalink to this headline">¶</a></h2>
+<dl class="py class">
+<dt id="airflow.executors.dask_executor.DaskExecutor">
+<em class="property">class </em><code class="sig-prename descclassname">airflow.executors.dask_executor.</code><code class="sig-name descname">DaskExecutor</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">cluster_address</span><span class="o">=</span><span class="default_value">None</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/dask_executor.html#DaskExecutor"><span class="viewcode-link">[s [...]
+<dd><p>Bases: <a class="reference internal" href="../base_executor/index.html#airflow.executors.base_executor.BaseExecutor" title="airflow.executors.base_executor.BaseExecutor"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.executors.base_executor.BaseExecutor</span></code></a></p>
+<p>DaskExecutor submits tasks to a Dask Distributed cluster.</p>
+<dl class="py method">
+<dt id="airflow.executors.dask_executor.DaskExecutor.start">
+<code class="sig-name descname">start</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/dask_executor.html#DaskExecutor.start"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.dask_executor.DaskExecutor.start" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.dask_executor.DaskExecutor.execute_async">
+<code class="sig-name descname">execute_async</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">key</span><span class="p">:</span> <span class="n">TaskInstanceKey</span></em>, <em class="sig-param"><span class="n">command</span><span class="p">:</span> <span class="n">CommandType</span></em>, <em class="sig-param"><span class="n">queue</span><span class="p">:</span> <span class="n">Optional<span class="p">[ [...]
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.dask_executor.DaskExecutor._process_future">
+<code class="sig-name descname">_process_future</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">future</span><span class="p">:</span> <span class="n">Future</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/dask_executor.html#DaskExecutor._process_future"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow. [...]
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.dask_executor.DaskExecutor.sync">
+<code class="sig-name descname">sync</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/dask_executor.html#DaskExecutor.sync"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.dask_executor.DaskExecutor.sync" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.dask_executor.DaskExecutor.end">
+<code class="sig-name descname">end</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/dask_executor.html#DaskExecutor.end"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.dask_executor.DaskExecutor.end" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.dask_executor.DaskExecutor.terminate">
+<code class="sig-name descname">terminate</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/dask_executor.html#DaskExecutor.terminate"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.dask_executor.DaskExecutor.terminate" title="Permalink to this definition">¶</a></dt>
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diff --git a/docs-archive/apache-airflow/2.0.2/_api/airflow/executors/debug_executor/index.html b/docs-archive/apache-airflow/2.0.2/_api/airflow/executors/debug_executor/index.html
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+<li class="toctree-l4 current"><a class="reference internal" href="../index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors</span></code></a><ul class="current">
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+<li class="toctree-l6"><a class="reference internal" href="../base_executor/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.base_executor</span></code></a></li>
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+<li class="toctree-l6"><a class="reference internal" href="../celery_kubernetes_executor/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.celery_kubernetes_executor</span></code></a></li>
+<li class="toctree-l6"><a class="reference internal" href="../dask_executor/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.dask_executor</span></code></a></li>
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+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor._terminated">_terminated</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.execute_async">execute_async</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.sync">sync</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor._run_task">_run_task</a></li>
+</ul>
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+<li class="toctree-l6"><a class="reference internal" href="../celery_kubernetes_executor/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.celery_kubernetes_executor</span></code></a></li>
+<li class="toctree-l6"><a class="reference internal" href="../dask_executor/index.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.dask_executor</span></code></a></li>
+<li class="toctree-l6 current"><a class="current reference internal" href="#"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.debug_executor</span></code></a><ul>
+<li class="toctree-l7"><a class="reference internal" href="#module-contents">Module Contents</a><ul>
+<li class="toctree-l8"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor">DebugExecutor</a><ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor._terminated">_terminated</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.execute_async">execute_async</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.sync">sync</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor._run_task">_run_task</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.queue_task_instance">queue_task_instance</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.trigger_tasks">trigger_tasks</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.end">end</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.terminate">terminate</a></li>
+</ul>
+<ul>
+<li class="toctree-l9"><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.change_state">change_state</a></li>
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+ <div class="section" id="module-airflow.executors.debug_executor">
+<span id="airflow-executors-debug-executor"></span><h1><a class="reference internal" href="#module-airflow.executors.debug_executor" title="airflow.executors.debug_executor"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.debug_executor</span></code></a><a class="headerlink" href="#module-airflow.executors.debug_executor" title="Permalink to this headline">¶</a></h1>
+<p><p>DebugExecutor</p>
+<div class="admonition seealso">
+<p class="admonition-title">See also</p>
+<p>For more information on how the DebugExecutor works, take a look at the guide:
+<a class="reference internal" href="../../../../executor/debug.html#executor-debugexecutor"><span class="std std-ref">Debug Executor</span></a></p>
+</div>
+</p>
+<div class="section" id="module-contents">
+<h2>Module Contents<a class="headerlink" href="#module-contents" title="Permalink to this headline">¶</a></h2>
+<dl class="py class">
+<dt id="airflow.executors.debug_executor.DebugExecutor">
+<em class="property">class </em><code class="sig-prename descclassname">airflow.executors.debug_executor.</code><code class="sig-name descname">DebugExecutor</code><a class="reference internal" href="../../../../_modules/airflow/executors/debug_executor.html#DebugExecutor"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.debug_executor.DebugExecutor" title="Permalink to this definition">¶</a></dt>
+<dd><p>Bases: <a class="reference internal" href="../base_executor/index.html#airflow.executors.base_executor.BaseExecutor" title="airflow.executors.base_executor.BaseExecutor"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.executors.base_executor.BaseExecutor</span></code></a></p>
+<p>This executor is meant for debugging purposes. It can be used with SQLite.</p>
+<p>It executes one task instance at time. Additionally to support working
+with sensors, all sensors <code class="docutils literal notranslate"><span class="pre">mode</span></code> will be automatically set to "reschedule".</p>
+<dl class="py attribute">
+<dt id="airflow.executors.debug_executor.DebugExecutor._terminated">
+<code class="sig-name descname">_terminated</code><a class="reference internal" href="../../../../_modules/airflow/executors/debug_executor.html#DebugExecutor._terminated"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.debug_executor.DebugExecutor._terminated" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.debug_executor.DebugExecutor.execute_async">
+<code class="sig-name descname">execute_async</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="o">*</span><span class="n">args</span></em>, <em class="sig-param"><span class="o">**</span><span class="n">kwargs</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/debug_executor.html#DebugExecutor.execute_async"><span class="viewcode-link">[source [...]
+<dd><p>The method is replaced by custom trigger_task implementation.</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.debug_executor.DebugExecutor.sync">
+<code class="sig-name descname">sync</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/debug_executor.html#DebugExecutor.sync"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.debug_executor.DebugExecutor.sync" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.debug_executor.DebugExecutor._run_task">
+<code class="sig-name descname">_run_task</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">ti</span><span class="p">:</span> <span class="n">TaskInstance</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/debug_executor.html#DebugExecutor._run_task"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executor [...]
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.debug_executor.DebugExecutor.queue_task_instance">
+<code class="sig-name descname">queue_task_instance</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">task_instance</span><span class="p">:</span> <span class="n">TaskInstance</span></em>, <em class="sig-param"><span class="n">mark_success</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/functions.html#bool" title="(in Python v3.9)">bool</a [...]
+<dd><p>Queues task instance with empty command because we do not need it.</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.debug_executor.DebugExecutor.trigger_tasks">
+<code class="sig-name descname">trigger_tasks</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">open_slots</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.9)">int</a></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/debug_executor. [...]
+<dd><p>Triggers tasks. Instead of calling exec_async we just
+add task instance to tasks_to_run queue.</p>
+<dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><p><strong>open_slots</strong> -- Number of open slots</p>
+</dd>
+</dl>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.debug_executor.DebugExecutor.end">
+<code class="sig-name descname">end</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/debug_executor.html#DebugExecutor.end"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.debug_executor.DebugExecutor.end" title="Permalink to this definition">¶</a></dt>
+<dd><p>When the method is called we just set states of queued tasks
+to UPSTREAM_FAILED marking them as not executed.</p>
+</dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.debug_executor.DebugExecutor.terminate">
+<code class="sig-name descname">terminate</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/executors/debug_executor.html#DebugExecutor.terminate"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.debug_executor.DebugExecutor.terminate" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py method">
+<dt id="airflow.executors.debug_executor.DebugExecutor.change_state">
+<code class="sig-name descname">change_state</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">self</span></em>, <em class="sig-param"><span class="n">key</span><span class="p">:</span> <span class="n">TaskInstanceKey</span></em>, <em class="sig-param"><span class="n">state</span><span class="p">:</span> <span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)">str</a></span></em>, <em class [...]
+<dd></dd></dl>
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+<li><a class="reference internal" href="#module-contents">Module Contents</a><ul>
+<li><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor">DebugExecutor</a><ul>
+<li><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor._terminated">_terminated</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.execute_async">execute_async</a></li>
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+<li><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor._run_task">_run_task</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.queue_task_instance">queue_task_instance</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.trigger_tasks">trigger_tasks</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.end">end</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.terminate">terminate</a></li>
+</ul>
+<ul>
+<li><a class="reference internal" href="#airflow.executors.debug_executor.DebugExecutor.change_state">change_state</a></li>
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diff --git a/docs-archive/apache-airflow/2.0.2/_api/airflow/executors/executor_constants/index.html b/docs-archive/apache-airflow/2.0.2/_api/airflow/executors/executor_constants/index.html
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+ <div class="section" id="module-airflow.executors.executor_constants">
+<span id="airflow-executors-executor-constants"></span><h1><a class="reference internal" href="#module-airflow.executors.executor_constants" title="airflow.executors.executor_constants"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.executors.executor_constants</span></code></a><a class="headerlink" href="#module-airflow.executors.executor_constants" title="Permalink to this headline">¶</a></h1>
+<div class="section" id="module-contents">
+<h2>Module Contents<a class="headerlink" href="#module-contents" title="Permalink to this headline">¶</a></h2>
+<dl class="py data">
+<dt id="airflow.executors.executor_constants.LOCAL_EXECUTOR">
+<code class="sig-prename descclassname">airflow.executors.executor_constants.</code><code class="sig-name descname">LOCAL_EXECUTOR</code><em class="property"> = LocalExecutor</em><a class="reference internal" href="../../../../_modules/airflow/executors/executor_constants.html#LOCAL_EXECUTOR"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.executor_constants.LOCAL_EXECUTOR" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.executor_constants.SEQUENTIAL_EXECUTOR">
+<code class="sig-prename descclassname">airflow.executors.executor_constants.</code><code class="sig-name descname">SEQUENTIAL_EXECUTOR</code><em class="property"> = SequentialExecutor</em><a class="reference internal" href="../../../../_modules/airflow/executors/executor_constants.html#SEQUENTIAL_EXECUTOR"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.executor_constants.SEQUENTIAL_EXECUTOR" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.executor_constants.CELERY_EXECUTOR">
+<code class="sig-prename descclassname">airflow.executors.executor_constants.</code><code class="sig-name descname">CELERY_EXECUTOR</code><em class="property"> = CeleryExecutor</em><a class="reference internal" href="../../../../_modules/airflow/executors/executor_constants.html#CELERY_EXECUTOR"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.executor_constants.CELERY_EXECUTOR" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.executor_constants.CELERY_KUBERNETES_EXECUTOR">
+<code class="sig-prename descclassname">airflow.executors.executor_constants.</code><code class="sig-name descname">CELERY_KUBERNETES_EXECUTOR</code><em class="property"> = CeleryKubernetesExecutor</em><a class="reference internal" href="../../../../_modules/airflow/executors/executor_constants.html#CELERY_KUBERNETES_EXECUTOR"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.executor_constants.CELERY_KUBERNETES_EXECUTOR" title="Permalink to th [...]
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.executor_constants.DASK_EXECUTOR">
+<code class="sig-prename descclassname">airflow.executors.executor_constants.</code><code class="sig-name descname">DASK_EXECUTOR</code><em class="property"> = DaskExecutor</em><a class="reference internal" href="../../../../_modules/airflow/executors/executor_constants.html#DASK_EXECUTOR"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.executor_constants.DASK_EXECUTOR" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.executor_constants.KUBERNETES_EXECUTOR">
+<code class="sig-prename descclassname">airflow.executors.executor_constants.</code><code class="sig-name descname">KUBERNETES_EXECUTOR</code><em class="property"> = KubernetesExecutor</em><a class="reference internal" href="../../../../_modules/airflow/executors/executor_constants.html#KUBERNETES_EXECUTOR"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.executor_constants.KUBERNETES_EXECUTOR" title="Permalink to this definition">¶</a></dt>
+<dd></dd></dl>
+
+<dl class="py data">
+<dt id="airflow.executors.executor_constants.DEBUG_EXECUTOR">
+<code class="sig-prename descclassname">airflow.executors.executor_constants.</code><code class="sig-name descname">DEBUG_EXECUTOR</code><em class="property"> = DebugExecutor</em><a class="reference internal" href="../../../../_modules/airflow/executors/executor_constants.html#DEBUG_EXECUTOR"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.executors.executor_constants.DEBUG_EXECUTOR" title="Permalink to this definition">¶</a></dt>
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+<li><a class="reference internal" href="#airflow.executors.executor_constants.LOCAL_EXECUTOR">LOCAL_EXECUTOR</a></li>
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