old_contents: #!/usr/bin/env python
  
  import sys
  
  PY2 = sys.version_info[0] == 2
  
  if PY2:
      range = xrange
  else:
      range = range
  
new_contents: # -*- coding: utf-8 -*-
  
  # Copyright (c) 2014, Brandon Nielsen
  # All rights reserved.
  #
  # This software may be modified and distributed under the terms
  # of the BSD license.  See the LICENSE file for details.
  
  import sys
  
  PY2 = sys.version_info[0] == 2
  
  if PY2:
      range = xrange
  else:
      range = range
  
subject: fix compat.py header