[issue21574] Port image types detections from PIL to the imghdr module

[Andriy Sokolovskiy]

Andriy Sokolovskiy added the comment:

I'll try to do this issue.
https://mail.python.org/mailman/private/core-mentorship/2014-October/002766.html

----------
nosy: +coldmind

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue21574>
_______________________________________