Change by Jack Nguyen :
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keywords: +patch
pull_requests: +29432
stage: -> patch review
pull_request: https://github.com/python/cpython/pull/31267
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Python tracker
<https://bugs.python.org/issu
Jack Nguyen added the comment:
As you say, which implementation performs better likely depends on the nature
of the sets. I would suspect that using set.difference won't be substantially
faster than using set.intersection in the best case, but it would be much
slower if len(self) is
New submission from Jack Nguyen :
I noticed that the set.issubset cpython implementation casts its iterable
argument to a set. In some cases, casting the whole iterable to a set is
unnecessary (see https://bugs.python.org/issue18032). Although the latter
suggestion is to perform early
