robertwb commented on a change in pull request #11174: [BEAM-7923] Pop failed
transform in CombineGlobally
URL: https://github.com/apache/beam/pull/11174#discussion_r395883196
##########
File path: sdks/python/apache_beam/transforms/core.py
##########
@@ -1811,6 +1811,8 @@ def add_input_types(transform):
return view
else:
if pcoll.windowing.windowfn != GlobalWindows():
+ # Remove the broken transform when running into value error.
+ pcoll.pipeline.transforms_stack.pop()
Review comment:
E.g. put this
https://github.com/apache/beam/blob/release-2.19.0/sdks/python/apache_beam/pipeline.py#L330
in a finally clause of a try block that starts where it's pushed.
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