code: def check_ellipsis(text):
      
      err = "typography.symbols.ellipsis"
      msg = u"'...' is an approximation, use the ellipsis symbol '…'."
      regex = "\.\.\."
  
      return existence_check(text, [regex], err, msg, max_errors=3,
                             require_padding=False, offset=0)
docs: Use an ellipsis instead of three dots.