vimrc: autopep8

.vimrc

@@ -33,6 +33,7 @@ if filereadable(expand(vundle_dir) . "/README.md")
     Plugin 'dense-analysis/ale'
     Plugin 'tpope/vim-unimpaired'
     Plugin 'JuliaEditorSupport/julia-vim'
+    Plugin 'tell-k/vim-autopep8'
 
     call vundle#end()            " required
 else
@@ -249,6 +250,7 @@ highlight GitGutterDelete ctermbg=NONE      ctermfg=DarkRed
 highlight Search          ctermbg=Brown     ctermfg=LightRed
 highlight ColorColumn     ctermbg=DarkBlue
 highlight Visual          ctermbg=LightBlue
+highlight DiffChange      ctermbg=black     ctermfg=lightgreen
 highlight ALEInfo         ctermbg=DarkBlue  ctermfg=White
 highlight ALEWarning      ctermbg=DarkBlue  ctermfg=Black
 highlight ALEError        ctermbg=DarkRed   ctermfg=Black
@@ -328,6 +330,7 @@ let g:latex_to_unicode_auto = 1
 
 noremap <expr> <F7> LaTeXtoUnicode#Toggle()
 noremap! <expr> <F7> LaTeXtoUnicode#Toggle()
+autocmd FileType python noremap <buffer> <F8> :call Autopep8()<CR>
 
 nmap <Leader>cf :cd %:p:h <CR> " Change dir to parent of current file
 nmap <Leader>cg :cd $git_root_location <CR> " Change dir to git root