allisonwang-db commented on code in PR #52122:
URL: https://github.com/apache/spark/pull/52122#discussion_r2301741709
##########
python/pyspark/sql/connect/functions/builtin.py:
##########
@@ -4486,13 +4486,49 @@ def udf(
def udtf(
- cls: Optional[Type] = None,
+ cls: Optional[Union[Type, StructType, str]] = None,
*,
returnType: Optional[Union[StructType, str]] = None,
Review Comment:
Can we simply move this `*`? like
```
def udtf(
cls,
returnType,
*,
useArrow
```
We might need to fix type hint
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