HeartSaVioR commented on code in PR #54085:
URL: https://github.com/apache/spark/pull/54085#discussion_r2767810759
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python/pyspark/sql/streaming/python_streaming_source_runner.py:
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@@ -116,6 +138,77 @@ def send_batch_func(
write_int(EMPTY_PYARROW_RECORD_BATCHES, outfile)
+def check_support_func(reader: DataSourceStreamReader, outfile: IO) -> None:
+ support_flags = 0
+ if isinstance(reader, _SimpleStreamReaderWrapper):
Review Comment:
> we should not claim that _SimpleStreamReaderWrapper is a
DataSourceStreamReader
This breaks the structure of interface we design. If
_SimpleStreamReaderWrapper isn't a DataSourceStreamReader, what it would be?
##########
python/pyspark/sql/streaming/python_streaming_source_runner.py:
##########
@@ -116,6 +138,77 @@ def send_batch_func(
write_int(EMPTY_PYARROW_RECORD_BATCHES, outfile)
+def check_support_func(reader: DataSourceStreamReader, outfile: IO) -> None:
+ support_flags = 0
+ if isinstance(reader, _SimpleStreamReaderWrapper):
Review Comment:
> we should not claim that _SimpleStreamReaderWrapper is a
DataSourceStreamReader
This breaks the structure of interface we design. If
_SimpleStreamReaderWrapper isn't a DataSourceStreamReader, what it would be?
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