Fix flake8 warnings about missing spaces before comments
@@ -22,7 +22,6 @@ ignore =
E228 # missing whitespace around modulo operator
E231 # missing whitespace after ...
E241 # multiple spaces after ...
- E261 # at least two spaces before inline comment
E302 # expected 2 blank lines, found ...
E303 # too many blank lines (...)
E305 # expected 2 blank lines after class or function definition, found ...
