1  import gc
       2  
       3  class ESC[4;38;5;81mold_style_class():
       4      pass
       5  class ESC[4;38;5;81mnew_style_class(ESC[4;38;5;149mobject):
       6      pass
       7  
       8  a = old_style_class()
       9  del a
      10  gc.collect()
      11  b = new_style_class()
      12  del b
      13  gc.collect()
      14  
      15  a = old_style_class()
      16  del old_style_class
      17  gc.collect()
      18  b = new_style_class()
      19  del new_style_class
      20  gc.collect()
      21  del a
      22  gc.collect()
      23  del b
      24  gc.collect()