Raymond Hettinger <raymond.hettin...@gmail.com> added the comment:

This performance regression in still present in 3.9.0a6

Results from Tools/scripts/var_access_benchmark.py:

                         Python 3.8.2       Python 3.9.0a6
                         ------------       --------------
  read_boundmethod          27.7 ns             47.1 ns




> Is this regression is large enough to revive the free_list 
> for bound methods?

Yes!

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Python tracker <rep...@bugs.python.org>
<https://bugs.python.org/issue39117>
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