zhengruifeng commented on code in PR #53730:
URL: https://github.com/apache/spark/pull/53730#discussion_r2674368998
##########
python/pyspark/sql/pandas/types.py:
##########
@@ -842,6 +842,32 @@ def _to_corrected_pandas_type(dt: DataType) ->
Optional[Any]:
return None
+def _to_corrected_pandas_ext_type(dt: DataType) -> Optional[Any]:
+ """
+ Convert spark datatype to a Pandas extension type which support nullable
data.
+ """
+ import pandas as pd
+
+ if type(dt) == ByteType:
Review Comment:
sounds good, will use isinstaceof instead
this function was copied from `_to_corrected_pandas_type`, we have many
similar places
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