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[SPARK-19164][PYTHON][SQL] Remove unused UserDefinedFunction._broadcast #16538

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[SPARK-19164][PYTHON][SQL] Remove unused UserDefinedFunction._broadcast #16538

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6 changes: 0 additions & 6 deletions python/pyspark/sql/functions.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1826,7 +1826,6 @@ class UserDefinedFunction(object):
def __init__(self, func, returnType, name=None):
self.func = func
self.returnType = returnType
self._broadcast = None
self._judf = self._create_judf(name)

def _create_judf(self, name):
Expand All @@ -1842,11 +1841,6 @@ def _create_judf(self, name):
name, wrapped_func, jdt)
return judf

def __del__(self):
if self._broadcast is not None:
self._broadcast.unpersist()
self._broadcast = None

def __call__(self, *cols):
sc = SparkContext._active_spark_context
jc = self._judf.apply(_to_seq(sc, cols, _to_java_column))
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