dongjoon-hyun commented on a change in pull request #32871:
URL: https://github.com/apache/spark/pull/32871#discussion_r649665382
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File path: python/pyspark/pandas/utils.py
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@@ -600,7 +600,7 @@ def column_labels_level(column_labels: List[Tuple]) -> int:
return list(levels)[0]
-def name_like_string(name: Optional[Union[str, Tuple]]) -> str:
+def name_like_string(name: Optional[Union[Any, Tuple]]) -> str:
Review comment:
Question: Is this change required?
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