old_contents: """
  vimenv.py
  
  Vim-specific environment helpers.  This module uses git and pathogen to manage
  vim plugins.
  """
  from collections import namedtuple
  from os import path, makedirs, walk, chdir, getcwd
  from urllib import urlretrieve
  from subprocess import check_call
  
  
  VimPlugin = namedtuple('VimPlugin', ['find_file', 'friendly', 'clone_url'])
  
  plugins = [
          VimPlugin('NERD_tree.vim', 'NERDTree', 'https://github.com/scrooloose/nerdtree.git'),
          VimPlugin('unite.vim', 'Unite', 'https://github.com/Shougo/unite.vim.git'),
          VimPlugin('airline.vim', 'Airline', 'https://github.com/bling/vim-airline'),
          VimPlugin('fugitive.vim', 'Fugitive', 'git://github.com/tpope/vim-fugitive.git'),
          VimPlugin('vimproc.vim', 'vimproc', 'https://github.com/Shougo/vimproc.vim.git'),
          VimPlugin('molokai', 'Molokai', 'https://github.com/tomasr/molokai.git'),
      ]
  
  _dotvim = path.expanduser('~/.vim')
  _autoload = path.join(_dotvim, 'autoload')
  _bundle = path.join(_dotvim, 'bundle')
  
  
  def ensure_pathogen():
      if path.isfile(path.join(_dotvim, 'autoload/pathogen.vim')):
          return
  
      print 'Pathogen not installed, getting it.'
      if not path.exists(_autoload):
          print 'making autoload dir'
          makedirs(_autoload)
      if not path.exists(_bundle):
          print 'making bundle dir'
          makedirs(_bundle)
  
      print 'downloading pathogen'
      urlretrieve('https://tpo.pe/pathogen.vim',
              path.join(_autoload, 'pathogen.vim'))
  
  
  def install_plugins():
      ensure_pathogen()
  
      def find_vim_file(dv):
          for root, dirs, files in walk(_dotvim):
              for file in files:
                  if file == vp.find_file:
                      return True
          return False
  
      origwd = getcwd()
      chdir(_bundle)
      ex = None
  
      for vp in plugins:
          if find_vim_file(vp.find_file):
              print 'found ' + vp.friendly
              continue
  
          print 'cloning ' + vp.friendly
          clonecmd = ['git', 'clone', vp.clone_url]
          try:
              check_call(clonecmd)
          except Exception as e:
              ex = e
              break
  
      chdir(origwd)
      if ex is not None:
          raise ex
  
  
new_contents: """
  vimenv.py
  
  Vim-specific environment helpers.  This module uses git and pathogen to manage
  vim plugins.
  """
  from collections import namedtuple
  from os import path, makedirs, walk, chdir, getcwd
  from urllib import urlretrieve
  from subprocess import check_call
  
  
  VimPlugin = namedtuple('VimPlugin', ['find_file', 'friendly', 'clone_url'])
  
  plugins = [
          VimPlugin('NERD_tree.vim', 'NERDTree', 'https://github.com/scrooloose/nerdtree.git'),
          VimPlugin('unite.vim', 'Unite', 'https://github.com/Shougo/unite.vim.git'),
          VimPlugin('airline.vim', 'Airline', 'https://github.com/bling/vim-airline'),
          VimPlugin('fugitive.vim', 'Fugitive', 'git://github.com/tpope/vim-fugitive.git'),
          VimPlugin('vimproc.vim', 'vimproc', 'https://github.com/Shougo/vimproc.vim.git'),
          VimPlugin('molokai.vim', 'Molokai', 'https://github.com/tomasr/molokai.git'),
      ]
  
  _dotvim = path.expanduser('~/.vim')
  _autoload = path.join(_dotvim, 'autoload')
  _bundle = path.join(_dotvim, 'bundle')
  
  
  def ensure_pathogen():
      if path.isfile(path.join(_dotvim, 'autoload/pathogen.vim')):
          return
  
      print 'Pathogen not installed, getting it.'
      if not path.exists(_autoload):
          print 'making autoload dir'
          makedirs(_autoload)
      if not path.exists(_bundle):
          print 'making bundle dir'
          makedirs(_bundle)
  
      print 'downloading pathogen'
      urlretrieve('https://tpo.pe/pathogen.vim',
              path.join(_autoload, 'pathogen.vim'))
  
  
  def install_plugins():
      ensure_pathogen()
  
      def find_vim_file(dv):
          for root, dirs, files in walk(_dotvim):
              for file in files:
                  if file == vp.find_file:
                      return True
          return False
  
      origwd = getcwd()
      chdir(_bundle)
      ex = None
  
      for vp in plugins:
          if find_vim_file(vp.find_file):
              print 'found ' + vp.friendly
              continue
  
          print 'cloning ' + vp.friendly
          clonecmd = ['git', 'clone', vp.clone_url]
          try:
              check_call(clonecmd)
          except Exception as e:
              ex = e
              break
  
      chdir(origwd)
      if ex is not None:
          raise ex
  
  
subject: Fix file to find for molokai