mirror of https://github.com/python/cpython
Add an example of a generator->freevar->cell->generator reference-cycle that
doesn't get cleaned up and thus leaks.
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# This leaks since the introduction of yield-expr and the use of generators
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# as coroutines, trunk revision 39239. The cycle-GC doesn't seem to pick up
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# the cycle, or decides it can't clean it up.
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def leak():
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def gen():
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while True:
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yield g
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g = gen()
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