" Save, call isort on, then reload a python file.
function! do#isort()
  if &filetype !=# 'python'
    echohl ErrorMsg
    echomsg 'isort only supports python files'
    echohl None
  endif
  write!
  call system('isort '.expand('%:p'))
  edit!
endfunction

" TODO: Make do#rstrip_lines work on a range
function! do#rstrip_lines()
  let l:line = line('.')
  let l:column = col('.')
  execute '%s/\s\+$//e'
  nohlsearch
  call cursor(l:line, l:column)
endfunction