Opposition to Python type hints

Python also has linters available. If you use vim with the syntastic extension then it calls out to any of a number of linters:

https://github.com/scrooloose/syntastic/tree/master/synta...

Then your editor will check the file every time you ask it to or on na hook (e.g. when saving the file). Then it puts red and/or yellow `>>` symbols in the gutter pointing to issues like in this image:

http://dancallahan.info/journal/python-flake8/syntastic-f...