My .vimrc configuration.

.vimrc

" .vimrc configuration

set nocompatible
set autoindent
set smartindent
set expandtab
set tabstop=4
set shiftwidth=4
set showmatch
set ruler
set hlsearch
set nowrap

" turn on line numbers
set number
" toggle line numbers and fold column for easy copying:
nnoremap <F2> :set nonumber!<CR>:set foldcolumn=0<CR>

set background=light
colorscheme zellner
" execute 'set listchars+=tab:' . nr2char(187) . nr2char(183)
" set list
syntax on

" disable bells
set vb t_vb=""

" For python-style comment (#) not to be auto-outdented.
inoremap # X<C-H>#

filetype plugin indent on

" Python plugins
autocmd FileType python set complete+=k~/.vim/syntax/python.vim isk+=.,(
" Execute file being edited with <Shift> + e:
map <buffer> <S-e> :w<CR>:!/usr/bin/env python % <CR>