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Posted to jira@arrow.apache.org by "Joris Van den Bossche (Jira)" <ji...@apache.org> on 2021/01/11 20:03:00 UTC
[jira] [Assigned] (ARROW-10283) [Python] Python deprecation warning
for "PY_SSIZE_T_CLEAN will be required for '#' formats"
[ https://issues.apache.org/jira/browse/ARROW-10283?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Joris Van den Bossche reassigned ARROW-10283:
---------------------------------------------
Assignee: Joris Van den Bossche
> [Python] Python deprecation warning for "PY_SSIZE_T_CLEAN will be required for '#' formats"
> -------------------------------------------------------------------------------------------
>
> Key: ARROW-10283
> URL: https://issues.apache.org/jira/browse/ARROW-10283
> Project: Apache Arrow
> Issue Type: Bug
> Components: Python
> Reporter: Joris Van den Bossche
> Assignee: Joris Van den Bossche
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.0.0
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> We have a few cases that run into this python deprecation warning:
> {code}
> pyarrow/tests/test_pandas.py: 9 warnings
> pyarrow/tests/test_parquet.py: 7790 warnings
> sys:1: DeprecationWarning: PY_SSIZE_T_CLEAN will be required for '#' formats
> pyarrow/tests/test_pandas.py::TestConvertDecimalTypes::test_decimal_with_None_explicit_type
> pyarrow/tests/test_pandas.py::TestConvertDecimalTypes::test_decimal_with_None_infer_type
> /buildbot/AMD64_Conda_Python_3_8/python/pyarrow/tests/test_pandas.py:114: DeprecationWarning: PY_SSIZE_T_CLEAN will be required for '#' formats
> result = pd.Series(arr.to_pandas(), name=s.name)
> pyarrow/tests/test_pandas.py::TestConvertDecimalTypes::test_strided_objects
> /buildbot/AMD64_Conda_Python_3_8/python/pyarrow/pandas_compat.py:1127: DeprecationWarning: PY_SSIZE_T_CLEAN will be required for '#' formats
> result = pa.lib.table_to_blocks(options, block_table, categories,
> {code}
> Related to https://bugs.python.org/issue36381
> I think one such usage example is at https://github.com/apache/arrow/blob/0b481523b7502a984788d93b822a335894ffe648/cpp/src/arrow/python/decimal.cc#L106
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