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gh-105286: Improve `typing.py` docstrings by AlexWaygood · Pull Request #105287 · python/cpython · GitHub
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AlexWaygood merged 12 commits into from
Jun 5, 2023
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gh-105286: Improve typing.py docstrings #105287

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e808f2b
Improve `typing.py` docstrings
AlexWaygood Jun 4, 2023
7f20599
Apply suggestions from code review
AlexWaygood Jun 5, 2023
d59d72b
Update Lib/typing.py
AlexWaygood Jun 5, 2023
f96723e
Update Lib/typing.py
AlexWaygood Jun 5, 2023
9f132e9
Colons
AlexWaygood Jun 5, 2023
e7983b2
Use two colons everywhere
AlexWaygood Jun 5, 2023
ff90369
Newlines following class docstrings as per PEP 257
AlexWaygood Jun 5, 2023
d54c06b
Nit
AlexWaygood Jun 5, 2023
ab3e627
Fix first line of NoReturn docstring
AlexWaygood Jun 5, 2023
748c55f
Better first sentences
AlexWaygood Jun 5, 2023
f9e27e2
Make module docstring more user-facing
AlexWaygood Jun 5, 2023
58fbb0f
Capitalise Point2D
AlexWaygood Jun 5, 2023
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Apply suggestions from code review 
Co-authored-by: Shantanu <12621235+hauntsaninja@users.noreply.github.com>
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@AlexWaygood @hauntsaninja
AlexWaygood and hauntsaninja authored Jun 5, 2023
commit 7f2059924b417fa62a13f1fce4ff48bbf05e2a04
4 changes: 2 additions & 2 deletions Lib/typing.py
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Expand Up @@ -14,7 +14,7 @@
* The public counterpart of the generics API consists of two classes: Generic and Protocol.
* Public helper functions: get_type_hints, overload, cast, final, and others.

@AlexWaygood AlexWaygood Jun 4, 2023

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Many other public helper functions have been added that aren't listed here, so I just made it an abbreviated list and put "and others" at the end

* Deprecated aliases for collections.abc ABCs.

@sobolevn sobolevn Jun 5, 2023

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All points except this one have examples. Is it intentional?

@AlexWaygood AlexWaygood Jun 5, 2023

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Yeah, they're deprecated ;p

* Several additional protocols that do not exist elsewhere in the standard library:
* Several additional protocols:
SupportsFloat, SupportsIndex, SupportsAbs, and others.
* Special types: NewType, NamedTuple, TypedDict.
"""
Expand Down Expand Up @@ -655,7 +655,7 @@ def Union(self, parameters):
"""Union type; Union[X, Y] means either X or Y.

On Python 3.10 and higher, the | operator
can also be used to denote unions in many situations;
can also be used to denote unions;
X | Y means the same thing to the type checker as Union[X, Y].

To define a union, use e.g. Union[int, str]. Details:
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