HyukjinKwon commented on code in PR #39974:
URL: https://github.com/apache/spark/pull/39974#discussion_r1103910747
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python/pyspark/sql/pandas/functions.pyi:
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@@ -46,13 +46,21 @@ class PandasUDFType:
GROUPED_MAP: PandasGroupedMapUDFType
GROUPED_AGG: PandasGroupedAggUDFType
+@overload
+def pandas_udf(
+ f: PandasScalarToScalarFunction, returnType: Union[AtomicDataTypeOrString,
ArrayType]
+) -> UserDefinedFunctionLike: ...
@overload
def pandas_udf(
f: PandasScalarToScalarFunction,
returnType: Union[AtomicDataTypeOrString, ArrayType],
functionType: PandasScalarUDFType,
) -> UserDefinedFunctionLike: ...
@overload
+def pandas_udf(
+ f: Union[AtomicDataTypeOrString, ArrayType]
Review Comment:
While we're here, let's just add all data type instead of only Atomic type.
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