Use raise from in plugins (#11095)
* Use raise from.
* Add changelog fragment.
(cherry picked from commit 2b4333a033)
Co-authored-by: Felix Fontein <felix@fontein.de>
* Adjust all __future__ imports:
for i in $(grep -REl "__future__.*absolute_import" plugins/ tests/); do
sed -e 's/from __future__ import .*/from __future__ import annotations/g' -i $i;
done
* Remove all UTF-8 encoding specifications for Python source files:
for i in $(grep -REl '[-][*]- coding: utf-8 -[*]-' plugins/ tests/); do
sed -e '/^# -\*- coding: utf-8 -\*-/d' -i $i;
done
* Remove __metaclass__ = type:
for i in $(grep -REl '__metaclass__ = type' plugins/ tests/); do
sed -e '/^__metaclass__ = type/d' -i $i;
done
