Zachary Ware <zachary.w...@gmail.com> added the comment:
Can reproduce on Linux:
$ for python in /usr/bin/python3.? /usr/local/bin/python3.?
do
$python -VV
$python -m timeit -r 10 -n 100_000 -u usec -s 'S = set(range(10_000))'
'S.remove(5000);S.add(5000)'
done
Python 3.8.5 (default, Jul 28 2020, 12:59:40)
[GCC 9.3.0]
100000 loops, best of 10: 0.0831 usec per loop
Python 3.6.11 (tags/v3.6.11:d56cd4006a, Jul 1 2020, 10:47:06)
[GCC 9.3.0]
100000 loops, best of 10: 0.0968 usec per loop
Python 3.7.9 (tags/v3.7.9:13c94747c7, Oct 19 2020, 23:50:03)
[GCC 9.3.0]
100000 loops, best of 10: 0.0935 usec per loop
Python 3.9.0 (tags/v3.9.0:9cf6752276, Nov 14 2020, 15:41:20)
[GCC 9.3.0]
100000 loops, best of 10: 50.2 usec per loop
----------
nosy: +rhettinger, zach.ware
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Python tracker <rep...@bugs.python.org>
<https://bugs.python.org/issue43198>
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