text: #!/usr/bin/python -tt
  
  # Defines a "repeat" function that takes 2 arguments.
  def repeat(s, exclaim):
      """
      Returns the string 's' repeated 3 times.
      If exclaim is true, add exclamation marks.
      """
  
      result = s # can also use "s * 3" which is faster (Why?)
      if exclaim:
          result = result + '!!!'
      return result
  
  def main(): 
      print repeat('x\t\tknsfv ', False)      ## YayYayYay
      print repeat('Woo Hoo', True)   ## Woo HooWoo HooWoo Hoo!!!
  
  
  # This is the standard boilerplate that calls the main() function.
  if __name__ == '__main__':
      main()
  