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Posted to issues@beam.apache.org by "Valentyn Tymofieiev (Jira)" <ji...@apache.org> on 2019/10/25 00:40:00 UTC
[jira] [Commented] (BEAM-8482) Beam transforms declared inside a
method fail to pickle.
[ https://issues.apache.org/jira/browse/BEAM-8482?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16959327#comment-16959327 ]
Valentyn Tymofieiev commented on BEAM-8482:
-------------------------------------------
See also: https://issues.apache.org/jira/browse/BEAM-8397?focusedCommentId=16958414&page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#comment-16958414
> Beam transforms declared inside a method fail to pickle.
> --------------------------------------------------------
>
> Key: BEAM-8482
> URL: https://issues.apache.org/jira/browse/BEAM-8482
> Project: Beam
> Issue Type: Bug
> Components: sdk-py-core
> Reporter: Valentyn Tymofieiev
> Priority: Major
>
> {noformat}
> from apache_beam.internal import pickler
>
> class Outter():
> def method(self):
> class InnerA(object):
> def __init__(self):
> pass
>
> class InnerB(InnerA):
> def __init__(self):
> super(InnerB, self).__init__()
>
> o = InnerB()
> pickler.loads(pickler.dumps(o))
>
> c = Outter()
> c.method()
> {noformat}
> fails with
> {noformat}
> RuntimeError: maximum recursion depth exceeded while getting the str of an object
> {noformat}
> Workaround: declare the transforms on the module level.
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