vim modeline magic

http://vim.wikia.com/wiki/Modeline_magic

For example in python executables that does not ends with .py. I know, do never ever do this. Rollout packages using entry_point console_script. But however.

# vim: set filetype=python tabstop=4 softtabstop=4 shiftwidth=4 textwidth=120 smarttab expandtab:

Do not forget to use "set modeline" in your ~/.vimrc.

But only if you are aware of https://bugs.gentoo.org/show_bug.cgi?id=14088 and https://bugs.gentoo.org/show_bug.cgi?id=73715