Andrey Skvortsov <andrej.skvortzov@gmail.com> [Wed, 16 Aug 2017 15:18:57 +0300] rev 1755
clean-up: fix PEP8 E741 ambiguous variable name
Andrey Skvortsov <andrej.skvortzov@gmail.com> [Wed, 16 Aug 2017 13:56:36 +0300] rev 1754
clean-up: fix most PEP8 E221 multiple spaces before operator
Andrey Skvortsov <andrej.skvortzov@gmail.com> [Wed, 16 Aug 2017 13:49:02 +0300] rev 1753
clean-up: fix most PEP8 E266 too many leading '#' for block comment