text: """check unused import
  """
  __revision__ = 1
  import os
  import sys
  
  class NonRegr:
      """???"""
      def __init__(self):
          print 'initialized'
  
      def sys(self):
          """should not get sys from there..."""
          print self, sys
  
      def dummy(self, truc):
          """yo"""
          return self, truc
      
      def blop(self):
          """yo"""
          print self, 'blip'
  