I\'m using python-mode for Vim, I prefer for there to be 120 character lines rather than the stark 80 as defined in the PEP8 standard.
In python-mode, this is easy. I j
This is now configured globally in ~/.config/flake8 in linux and ~/.flake in windows. The file can look like this.
~/.config/flake8
~/.flake
[flake8] max-line-length = 120
Have a look at their documentation for per project settings: http://flake8.readthedocs.io/en/latest/user/configuration.html#project-configuration