a = 
 
 b = []
 
 class Foo(object):
     pass
 c = Foo()
 
 class Bar(object):
     def __init__(self, initializer = None)
         
         if initializer is not None:
            self.value = initializer
 d = Bar(10)
 print d.value
 
 if a is b: pass
 
 if id(a) == id(b): pass
 
 def a(fmt, *args):
     if fmt is None:
         fmt = 
      print fmt% (args)
 
 b.append(a)
 
 del(a)
 
 b[0]()