[issue20032] asyncio.Future.set_exception() creates a reference cycle

[Jean-Louis Fuchs]

Jean-Louis Fuchs added the comment:

Just to let you know I hit this problem in my code, simplified version:

https://gist.github.com/ganwell/ce3718e5119c6e7e9b3e

Of course it is only a problem because I am a ref-counting stickler.

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nosy: +Jean-Louis Fuchs

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue20032>
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