[issue35631] Improve typing docs wrt abstract/concrete collection types

[miss-islington]

miss-islington <mariatta.wijaya+miss-islington at gmail.com> added the comment:


New changeset 902196d867a34cc154fa9c861c883e69232251c6 by Miss Islington (bot) in branch '3.7':
bpo-35631: Improve typing docs wrt abstract/concrete collection types (GH-11396)
https://github.com/python/cpython/commit/902196d867a34cc154fa9c861c883e69232251c6


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nosy: +miss-islington

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