Github user holdenk commented on a diff in the pull request: https://github.com/apache/spark/pull/18734#discussion_r130773575 --- Diff: python/pyspark/cloudpickle.py --- @@ -397,42 +625,7 @@ def save_global(self, obj, name=None, pack=struct.pack): typ = type(obj) if typ is not obj and isinstance(obj, (type, types.ClassType)): - d = dict(obj.__dict__) # copy dict proxy to a dict - if not isinstance(d.get('__dict__', None), property): - # don't extract dict that are properties - d.pop('__dict__', None) - d.pop('__weakref__', None) - - # hack as __new__ is stored differently in the __dict__ - new_override = d.get('__new__', None) - if new_override: - d['__new__'] = obj.__new__ - - # workaround for namedtuple (hijacked by PySpark) - if getattr(obj, '_is_namedtuple_', False): - self.save_reduce(_load_namedtuple, (obj.__name__, obj._fields)) - return - - self.save(_load_class) - self.save_reduce(typ, (obj.__name__, obj.__bases__, {"__doc__": obj.__doc__}), obj=obj) - d.pop('__doc__', None) - # handle property and staticmethod - dd = {} - for k, v in d.items(): --- End diff -- Lets double check this part with @davies.
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