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bpo-44353: Correct docstring for NewType (GH-29785)

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The docstring for `typing.NewType` is no longer strictly accurate, now that `NewType` is a class, rather than a function
(cherry picked from commit 93c65df83c)

Co-authored-by: Alex Waygood <Alex.Waygood@Gmail.com>
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Miss Islington (bot) 2021-11-26 06:58:13 -08:00 • committed by GitHub
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Lib/typing.py
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@ -2427,7 +2427,7 @@ class NewType:
"""NewType creates simple unique types with almost zero
runtime overhead. NewType(name, tp) is considered a subtype of tp
by static type checkers. At runtime, NewType(name, tp) returns
a dummy function that simply returns its argument. Usage::
a dummy callable that simply returns its argument. Usage::
UserId = NewType('UserId', int)