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[Python-Dev] Garbage collecting closures

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> Does this bug look familiar to anyone?
> 
> import gc
> 
> def bar(a):
>      def foo():
>          return None
>          x = a
>          foo()
> 
> class C:pass
> a = C()
> 
> for i in range(20):
>      print len(gc.get_referrers(a))
>      x = bar(a)
> 
> On my Python, it just counts up. "a" gets more and more referrers and 
> they are "cell" objects. If it is unknown, I'll submit a bug report 
> unless someone fixes it before I get to it. ;)

If I use a "while 1" loop, the count never goes above 225.

--Guido van Rossum (home page: http://www.python.org/~guido/)

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