amaliujia commented on code in PR #38409:
URL: https://github.com/apache/spark/pull/38409#discussion_r1010931805
##########
python/pyspark/sql/connect/dataframe.py:
##########
@@ -305,8 +308,12 @@ def _print_plan(self) -> str:
return self._plan.print()
return ""
- def collect(self) -> None:
- raise NotImplementedError("Please use toPandas().")
+ def collect(self) -> List[Row]:
+ pdf = self.toPandas()
+ if pdf is not None:
+ return list(pdf.apply(lambda fun: Row(*fun), axis=1))
Review Comment:
Done. I found the magic is to use `**` so that each lambda row will become
`kwargs`.
Honestly I don't understand this magic but it is working at least.
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