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Posted to reviews@spark.apache.org by ueshin <gi...@git.apache.org> on 2017/10/17 14:29:14 UTC

[GitHub] spark pull request #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby()....

GitHub user ueshin opened a pull request:

    https://github.com/apache/spark/pull/19517

    [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply() with pandas udf

    ## What changes were proposed in this pull request?
    
    This is a follow-up of #18732.
    This pr modifies `GroupedData.apply()` method to convert pandas udf to grouped udf implicitly.
    
    ## How was this patch tested?
    
    Exisiting tests.


You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/ueshin/apache-spark issues/SPARK-20396/fup2

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/spark/pull/19517.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #19517
    
----
commit 4d2bd959e1eeabb4f72cfbb52a374ce721030507
Author: Takuya UESHIN <ue...@databricks.com>
Date:   2017-10-16T06:45:55Z

    Introduce `@pandas_grouped_udf` decorator for grouped vectorized UDF.

commit f0968702038e11c9c9a8f305c61f72d3f9e00f9a
Author: Takuya UESHIN <ue...@databricks.com>
Date:   2017-10-16T08:03:30Z

    Use PythonUdfType instead of vectorized and grouped.

commit 639af2cee77456271d5f2f536d4712ab8e01a89d
Author: Takuya UESHIN <ue...@databricks.com>
Date:   2017-10-16T13:42:58Z

    Update an error message.

commit 10512a64a9560eee6d3f65802abd042dedf0cafb
Author: Takuya UESHIN <ue...@databricks.com>
Date:   2017-10-16T13:43:51Z

    Add a test to use data type string.

commit 789e642763ab4f59e14137fcc75b514223bc7aae
Author: Takuya UESHIN <ue...@databricks.com>
Date:   2017-10-16T14:13:43Z

    Restrict the number of arguments for grouped udf to only 1.

commit 122a7bccaff11def2c12cfccdd00244394ed3478
Author: Takuya UESHIN <ue...@databricks.com>
Date:   2017-10-16T16:24:03Z

    Restrict checking the number of arguments.

commit fdafb3561d44ca2583380b7aeaf7843ce5285b1e
Author: Takuya UESHIN <ue...@databricks.com>
Date:   2017-10-16T16:54:23Z

    Revert "Restrict checking the number of arguments."
    
    This reverts commit 122a7bccaff11def2c12cfccdd00244394ed3478.

commit 94d05f4f8d5c663319ec12668dbd1206ffa2e83a
Author: Takuya UESHIN <ue...@databricks.com>
Date:   2017-10-16T18:10:50Z

    Address comments.

commit 733296951b45d760aa0a8465eb0189077ea67372
Author: Takuya UESHIN <ue...@databricks.com>
Date:   2017-10-16T18:33:08Z

    Add tests for unsupported type.

commit 85f250d0eda56606a599c5fb15046ef0fd63a3c4
Author: Takuya UESHIN <ue...@databricks.com>
Date:   2017-10-17T04:59:34Z

    Address a comment.

commit 7b386c4be48c0a2e8de6f04cf341de13e8e98444
Author: Takuya UESHIN <ue...@databricks.com>
Date:   2017-10-17T14:12:37Z

    Remove `@pandas_grouped_udf` and convert implicitly.

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[GitHub] spark pull request #19517: [WIP][SPARK-20396][SQL][PySpark][FOLLOW-UP] group...

Posted by gatorsmile <gi...@git.apache.org>.
Github user gatorsmile commented on a diff in the pull request:

    https://github.com/apache/spark/pull/19517#discussion_r145877442
  
    --- Diff: python/pyspark/sql/functions.py ---
    @@ -2038,13 +2038,22 @@ def _wrap_function(sc, func, returnType):
                                       sc.pythonVer, broadcast_vars, sc._javaAccumulator)
     
     
    +class PythonUdfType(object):
    +    # row-based UDFs
    --- End diff --
    
    Nit: Please update all `row-based UDFs` to `row-at-a-time UDFs`


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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by AmplabJenkins <gi...@git.apache.org>.
Github user AmplabJenkins commented on the issue:

    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by SparkQA <gi...@git.apache.org>.
Github user SparkQA commented on the issue:

    https://github.com/apache/spark/pull/19517
  
    **[Test build #82936 has finished](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/82936/testReport)** for PR 19517 at commit [`59d61a4`](https://github.com/apache/spark/commit/59d61a46a15b00f8af9ec8e2c6930853b7097b1c).
     * This patch passes all tests.
     * This patch merges cleanly.
     * This patch adds no public classes.


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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by gatorsmile <gi...@git.apache.org>.
Github user gatorsmile commented on the issue:

    https://github.com/apache/spark/pull/19517
  
    retest this please


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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by gatorsmile <gi...@git.apache.org>.
Github user gatorsmile commented on the issue:

    https://github.com/apache/spark/pull/19517
  
    retest this please


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[GitHub] spark issue #19517: [WIP][SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().ap...

Posted by SparkQA <gi...@git.apache.org>.
Github user SparkQA commented on the issue:

    https://github.com/apache/spark/pull/19517
  
    **[Test build #82922 has started](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/82922/testReport)** for PR 19517 at commit [`59d61a4`](https://github.com/apache/spark/commit/59d61a46a15b00f8af9ec8e2c6930853b7097b1c).


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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by AmplabJenkins <gi...@git.apache.org>.
Github user AmplabJenkins commented on the issue:

    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by SparkQA <gi...@git.apache.org>.
Github user SparkQA commented on the issue:

    https://github.com/apache/spark/pull/19517
  
    **[Test build #82842 has finished](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/82842/testReport)** for PR 19517 at commit [`7e43bb4`](https://github.com/apache/spark/commit/7e43bb44bf4267ef6a719108d3edbf545eaba23d).
     * This patch passes all tests.
     * This patch merges cleanly.
     * This patch adds no public classes.


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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by AmplabJenkins <gi...@git.apache.org>.
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    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by AmplabJenkins <gi...@git.apache.org>.
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    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by AmplabJenkins <gi...@git.apache.org>.
Github user AmplabJenkins commented on the issue:

    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark pull request #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby()....

Posted by cloud-fan <gi...@git.apache.org>.
Github user cloud-fan commented on a diff in the pull request:

    https://github.com/apache/spark/pull/19517#discussion_r145149081
  
    --- Diff: python/pyspark/sql/functions.py ---
    @@ -2038,13 +2038,22 @@ def _wrap_function(sc, func, returnType):
                                       sc.pythonVer, broadcast_vars, sc._javaAccumulator)
     
     
    +class PythonUdfType(object):
    +    # row-based UDFs
    +    NORMAL_UDF = 0
    +    # single-row vectorized UDFs
    --- End diff --
    
    one-to-one mapping vectorized UDFs


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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by SparkQA <gi...@git.apache.org>.
Github user SparkQA commented on the issue:

    https://github.com/apache/spark/pull/19517
  
    **[Test build #82922 has finished](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/82922/testReport)** for PR 19517 at commit [`59d61a4`](https://github.com/apache/spark/commit/59d61a46a15b00f8af9ec8e2c6930853b7097b1c).
     * This patch **fails due to an unknown error code, -9**.
     * This patch merges cleanly.
     * This patch adds no public classes.


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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by SparkQA <gi...@git.apache.org>.
Github user SparkQA commented on the issue:

    https://github.com/apache/spark/pull/19517
  
    **[Test build #82926 has started](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/82926/testReport)** for PR 19517 at commit [`59d61a4`](https://github.com/apache/spark/commit/59d61a46a15b00f8af9ec8e2c6930853b7097b1c).


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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by AmplabJenkins <gi...@git.apache.org>.
Github user AmplabJenkins commented on the issue:

    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by SparkQA <gi...@git.apache.org>.
Github user SparkQA commented on the issue:

    https://github.com/apache/spark/pull/19517
  
    **[Test build #82921 has finished](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/82921/testReport)** for PR 19517 at commit [`7e43bb4`](https://github.com/apache/spark/commit/7e43bb44bf4267ef6a719108d3edbf545eaba23d).
     * This patch **fails due to an unknown error code, -9**.
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[GitHub] spark issue #19517: [WIP][SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().ap...

Posted by gatorsmile <gi...@git.apache.org>.
Github user gatorsmile commented on the issue:

    https://github.com/apache/spark/pull/19517
  
    LGTM. 
    
    @ueshin Could you remove `[WIP]` from the title of this PR?


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[GitHub] spark pull request #19517: [WIP][SPARK-20396][SQL][PySpark][FOLLOW-UP] group...

Posted by ueshin <gi...@git.apache.org>.
Github user ueshin commented on a diff in the pull request:

    https://github.com/apache/spark/pull/19517#discussion_r145878293
  
    --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/python/UserDefinedPythonFunction.scala ---
    @@ -22,17 +22,26 @@ import org.apache.spark.sql.Column
     import org.apache.spark.sql.catalyst.expressions.Expression
     import org.apache.spark.sql.types.DataType
     
    +private[spark] object PythonUdfType {
    +  // row-based UDFs
    --- End diff --
    
    Sure, I'll update it, too.


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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by AmplabJenkins <gi...@git.apache.org>.
Github user AmplabJenkins commented on the issue:

    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark pull request #19517: [WIP][SPARK-20396][SQL][PySpark][FOLLOW-UP] group...

Posted by ueshin <gi...@git.apache.org>.
Github user ueshin commented on a diff in the pull request:

    https://github.com/apache/spark/pull/19517#discussion_r145878275
  
    --- Diff: python/pyspark/sql/functions.py ---
    @@ -2038,13 +2038,22 @@ def _wrap_function(sc, func, returnType):
                                       sc.pythonVer, broadcast_vars, sc._javaAccumulator)
     
     
    +class PythonUdfType(object):
    +    # row-based UDFs
    --- End diff --
    
    Sure, I'll update it.


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[GitHub] spark pull request #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby()....

Posted by asfgit <gi...@git.apache.org>.
Github user asfgit closed the pull request at:

    https://github.com/apache/spark/pull/19517


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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by AmplabJenkins <gi...@git.apache.org>.
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    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by SparkQA <gi...@git.apache.org>.
Github user SparkQA commented on the issue:

    https://github.com/apache/spark/pull/19517
  
    **[Test build #82926 has finished](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/82926/testReport)** for PR 19517 at commit [`59d61a4`](https://github.com/apache/spark/commit/59d61a46a15b00f8af9ec8e2c6930853b7097b1c).
     * This patch **fails Spark unit tests**.
     * This patch merges cleanly.
     * This patch adds no public classes.


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[GitHub] spark issue #19517: [WIP][SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().ap...

Posted by SparkQA <gi...@git.apache.org>.
Github user SparkQA commented on the issue:

    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by AmplabJenkins <gi...@git.apache.org>.
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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

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    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by SparkQA <gi...@git.apache.org>.
Github user SparkQA commented on the issue:

    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by SparkQA <gi...@git.apache.org>.
Github user SparkQA commented on the issue:

    https://github.com/apache/spark/pull/19517
  
    **[Test build #82841 has finished](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/82841/testReport)** for PR 19517 at commit [`7b386c4`](https://github.com/apache/spark/commit/7b386c4be48c0a2e8de6f04cf341de13e8e98444).
     * This patch passes all tests.
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     * This patch adds no public classes.


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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by AmplabJenkins <gi...@git.apache.org>.
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    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark issue #19517: [WIP][SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().ap...

Posted by gatorsmile <gi...@git.apache.org>.
Github user gatorsmile commented on the issue:

    https://github.com/apache/spark/pull/19517
  
    retest this please


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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by AmplabJenkins <gi...@git.apache.org>.
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[GitHub] spark issue #19517: [SPARK-20396][SQL][PySpark][FOLLOW-UP] groupby().apply()...

Posted by SparkQA <gi...@git.apache.org>.
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    https://github.com/apache/spark/pull/19517
  
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[GitHub] spark pull request #19517: [WIP][SPARK-20396][SQL][PySpark][FOLLOW-UP] group...

Posted by gatorsmile <gi...@git.apache.org>.
Github user gatorsmile commented on a diff in the pull request:

    https://github.com/apache/spark/pull/19517#discussion_r145877519
  
    --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/python/UserDefinedPythonFunction.scala ---
    @@ -22,17 +22,26 @@ import org.apache.spark.sql.Column
     import org.apache.spark.sql.catalyst.expressions.Expression
     import org.apache.spark.sql.types.DataType
     
    +private[spark] object PythonUdfType {
    +  // row-based UDFs
    --- End diff --
    
    The same here.


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