HyukjinKwon commented on a change in pull request #34631:
URL: https://github.com/apache/spark/pull/34631#discussion_r751945528
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File path: python/pyspark/sql/pandas/conversion.py
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@@ -225,7 +227,10 @@ def toPandas(self) -> "PandasDataFrameLike":
else:
series = pdf[column_name]
- if t is not None:
+ # No need to cast for empty series for timedelta.
+ should_check_timedelta = is_timedelta64_dtype(t) and len(pdf) == 0
Review comment:
Ohh comments are wrong. Let me rewrite.
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