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- import six
- from six.moves import copyreg
- if six.PY2:
- from urlparse import urlparse
-
- # workaround for https://bugs.python.org/issue9374 - Python < 2.7.4
- if urlparse('s3://bucket/key?key=value').query != 'key=value':
- from urlparse import uses_query
- uses_query.append('s3')
- # Undo what Twisted's perspective broker adds to pickle register
- # to prevent bugs like Twisted#7989 while serializing requests
- import twisted.persisted.styles # NOQA
- # Remove only entries with twisted serializers for non-twisted types.
- for k, v in frozenset(copyreg.dispatch_table.items()):
- if not str(getattr(k, '__module__', '')).startswith('twisted') \
- and str(getattr(v, '__module__', '')).startswith('twisted'):
- copyreg.dispatch_table.pop(k)
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