aaltay commented on code in PR #17708:
URL: https://github.com/apache/beam/pull/17708#discussion_r886970648
##########
sdks/python/apache_beam/io/fileio.py:
##########
@@ -525,8 +526,11 @@ def __init__(
@staticmethod
def _get_sink_fn(input_sink):
# type: (...) -> Callable[[Any], FileSink]
- if isinstance(input_sink, FileSink):
- return lambda x: input_sink
+ if isinstance(input_sink, type) and issubclass(input_sink, FileSink):
Review Comment:
Thank you for the explanation, and sorry for the repeated questions. One
more question, what worked before?
I guess the only thing that worked before was either passing callable or
None. Was there anyway to pass FileSink or FileSink() or any other variation
here?
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