HyukjinKwon commented on a change in pull request #29110:
URL: https://github.com/apache/spark/pull/29110#discussion_r454674733
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File path: python/pyspark/_globals.py
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@@ -59,10 +59,6 @@ def __new__(cls):
cls.__instance = super(_NoValueType, cls).__new__(cls)
return cls.__instance
- # needed for python 2 to preserve identity through a pickle
- def __reduce__(self):
- return (self.__class__, ())
-
Review comment:
This one I feel less strongly but I didnt touch because this class was
directly ported from NumPy.
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