text: # coding: utf-8
  
  """编写命令行脚本时使用的辅助工具
  """
  
  import traceback
  from termcolor import colored
  
  
  def show_traceback_and_exit(msg=u"", color="red"):
      """当异常发生时显示堆栈并退出
      """
      print colored(msg, color)
      traceback.print_exc()
      exit(0)
  
  
  def show_msg_and_exit(msg, color="red"):
      """显示消息并退出程序
      """
      print colored(msg, color)
      exit(0)
  