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[SPARK-6553] [pyspark] Support functools.partial as UDF #5206

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ksonj wants to merge 4 commits into from
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[SPARK-6553] [pyspark] Support functools.partial as UDF #5206

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b814a12
support functools.partial as udf
ksonj Mar 26, 2015
2c76100
Makes UDFs work with all types of callables
ksonj Mar 27, 2015
d81b02b
added tests for udf with partial function and callable object
ksonj Mar 30, 2015
ea66f3d
Inserted blank lines for PEP8 compliance
ksonj Mar 31, 2015
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2 changes: 1 addition & 1 deletion python/pyspark/sql/functions.py
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Expand Up @@ -123,7 +123,7 @@ def _create_judf(self):
pickled_command, broadcast_vars, env, includes = _prepare_for_python_RDD(sc, command, self)
ssql_ctx = sc._jvm.SQLContext(sc._jsc.sc())
jdt = ssql_ctx.parseDataType(self.returnType.json())
judf = sc._jvm.UserDefinedPythonFunction(f.__name__, bytearray(pickled_command), env,
judf = sc._jvm.UserDefinedPythonFunction(f.__repr__(), bytearray(pickled_command), env,
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@davies davies Mar 26, 2015

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Could we try to get the name from it? Having a friendly name will help debugging.

name = f.__name__ if hasattr(f, “__name__") else f.__class__.__name__

includes, sc.pythonExec, broadcast_vars,
sc._javaAccumulator, jdt)
return judf
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