text: # -*- coding: utf-8 -*-
  
  'a test module'
  
  __author__ = 'Strong Li'
  
  import sys
  
  
  def test():
      args = sys.argv
      if len(args) == 1:
          print('Hello, world!')
      elif len(args) == 2:
          print('Hello, %s!' % args[1])
      else:
          print('Too many arguments!')
  
  
  if __name__ == '__main__':
      test()
  