def __init__(self, *args, **kw):
try:
value = kw["value"]
except KeyError:
value = hash(None)
else:
value = hash(value)
tmp = self.set
# bypass Variable 'set' method calls from __init__
self.set = lambda x: None
IntVar.__init__(self, *args, **kw)
self.set = tmp
self.set(None)
