old_contents: #!/usr/bin/env python3.5
  
  import npc
  import sys
  
  if __name__ == '__main__':
      npc.cli(sys.argv[1:])
  
new_contents: #!/usr/bin/env python3.5
  
  """
  Executable entry point for the NPC CLI interface.
  """
  
  import sys
  import npc
  
  if __name__ == '__main__':
      npc.cli(sys.argv[1:])
  
subject: Add module docstring and reorder imports