Serhiy Storchaka <storchaka+cpyt...@gmail.com> added the comment:
It is easy to fix sets starting with '['. It is more hard to fix sets with
doubled '-', '&', '|' or '~'.
>>> fnmatch.fnmatch('#', '[#--]')
/home/serhiy/py/cpython/Lib/fnmatch.py:46: FutureWarning: Possible set
difference at position 6
return re.compile(res).match
True
----------
assignee: -> serhiy.storchaka
priority: normal -> high
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Python tracker <rep...@bugs.python.org>
<https://bugs.python.org/issue32775>
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