[issue39829] __len__ called twice in the list() constructor

[Dennis Sweeney]

Dennis Sweeney <sweeney.dennis650 at gmail.com> added the comment:

Related to Matt's idea is https://bugs.python.org/issue43574

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nosy: +Dennis Sweeney

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue39829>
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