zhengruifeng commented on code in PR #41505:
URL: https://github.com/apache/spark/pull/41505#discussion_r1222409417
##########
python/pyspark/sql/functions.py:
##########
@@ -9929,6 +10078,26 @@ def map_zip_with(
return _invoke_higher_order_function("MapZipWith", [col1, col2], [f])
+def str_to_map(
+ col1: "ColumnOrName",
+ col2: Union["ColumnOrName", str],
+ col3: Union["ColumnOrName", str],
+) -> Column:
Review Comment:
thank you so much! @panbingkun
since `ColumnOrName = Union[Column, str]`
https://github.com/apache/spark/blob/32ab341071aa69917f820baf5f61668c2455f1db/python/pyspark/sql/_typing.pyi#L37
we will always treat a str var as a column name in this case, if user want
to provide a literal string, he will have to use `lit(some_string)`
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