[issue42096] zipfile.is_zipfile incorrectly identifying a gzipped file as a zip archive

[Serhiy Storchaka]

Change by Serhiy Storchaka <storchaka+cpython at gmail.com>:


----------
nosy: +serhiy.storchaka

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue42096>
_______________________________________