allisonwang-db commented on code in PR #45557:
URL: https://github.com/apache/spark/pull/45557#discussion_r1534833854
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python/pyspark/sql/datasource.py:
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@@ -282,7 +282,7 @@ def partitions(self) -> Sequence[InputPartition]:
)
@abstractmethod
- def read(self, partition: InputPartition) -> Iterator[Union[Tuple, Row]]:
+ def read(self, partition: InputPartition) -> Union[Iterator[Tuple],
Iterator[Row]]:
Review Comment:
Good catch. We should not suggest mixing tuple and row return types.
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