Sat, 19 Aug 2017 18:12:20 +0300 Andrey Skvortsov clean-up: fix PEP8 E722 do not use bare except'
Sat, 19 Aug 2017 17:17:54 +0300 Andrey Skvortsov clean-up: fix PEP8 E115 expected an indented block (comment)
Sat, 19 Aug 2017 17:12:12 +0300 Andrey Skvortsov clean-up: fix PEP8 E721 do not compare types, use 'isinstance()'