python/typing

View on GitHub

Python static typing home. Hosts the documentation and a user help forum.

Stars: 1.8k
Forks: 302
Open beginner issues: 1
Indexed issues: 205
Avg merge: 23h
Merged PRs (30d): 8

Dominant language: Python
License: No license data
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

Open All

205 open issues indexed

Type interference: `ProtocolOf`? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1944 · 2 comments · 1 reaction · Opened Mar 7, 2025
Cannot anotate type of generic functions. Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 32/100

python/typing#1938 · 4 comments · Opened Mar 3, 2025
Augmenting third-party packages Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 30/100

python/typing#1936 · 4 comments · 1 reaction · Opened Feb 28, 2025
Class-qualified annotation expressions Open

topic: documentation

Difficulty 4/5 3-5 days Newbie friendliness 35/100

python/typing#1884 · 4 comments · 1 reaction · Opened Nov 9, 2024
Awaitable typeguards Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1872 · 1 comment · 1 reaction · Opened Oct 24, 2024
`Counter.__init__` can't be typed safely Open

topic: other

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1846 · 8 comments · Opened Aug 23, 2024
[spec] Can staticmethod calls infer type parameters for the containing class? Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1845 · 1 comment · Opened Aug 19, 2024
[@overload]: What is the effect of the *implementation* type-signature? Open

topic: documentation

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1840 · 3 comments · Opened Aug 14, 2024
[spec] Formalize excluded Protocol members Open

topic: documentation

Difficulty 5/5 Over a week Newbie friendliness 35/100

python/typing#1833 · 2 comments · Opened Aug 6, 2024
[spec] Clarification: Are symbols not listed in `__all__` ever considered public? Open

topic: documentation

Difficulty 3/5 1-2 days Newbie friendliness 25/100

python/typing#1829 · 1 comment · Opened Aug 1, 2024
A generic 'frame' type Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 20/100

python/typing#1806 · 2 comments · Opened Jul 16, 2024
[spec] Overload processing order Open

topic: typing spec

Difficulty 3/5 1-2 days Newbie friendliness 45/100

python/typing#1803 · 2 comments · Opened Jul 15, 2024
[spec] conceptual foundation and glossary entries for variance Open

topic: typing spec

Difficulty 5/5 Over a week Newbie friendliness 35/100

python/typing#1797 · 3 reactions · Opened Jul 12, 2024
[spec] define or replace the term "concrete type" Open

topic: typing spec

Difficulty 3/5 1-2 days Newbie friendliness 45/100

python/typing#1781 · 1 comment · Opened Jun 17, 2024
[spec] a protocol type should be assignable to object? Open

topic: typing spec

Difficulty 5/5 Over a week Newbie friendliness 20/100

python/typing#1780 · 1 comment · 1 reaction · Opened Jun 17, 2024
[spec] better clarify the difference between a runtime type object and a static type Open

topic: typing spec

Difficulty 3/5 1-2 days Newbie friendliness 30/100

python/typing#1779 · 1 comment · Opened Jun 17, 2024
[spec] clarify assert_type behavior as asserting type equivalence Open

topic: typing spec

Difficulty 3/5 1-2 days Newbie friendliness 25/100

python/typing#1778 · Opened Jun 17, 2024
Proposal: Add coerced type narrowing similar to 'cast' Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1773 · 2 comments · 4 reactions · Opened Jun 9, 2024
Conformance test: make dataclass_hash.py not rely on `typing.Hashable`? Open

topic: conformance tests

Difficulty 3/5 1-2 days Newbie friendliness 35/100

python/typing#1765 · 2 comments · 2 reactions · Opened Jun 4, 2024
Clarify the float/int/complex special case Open

topic: typing spec

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1746 · 27 comments · Opened May 23, 2024
Spec: Version and platform checking underspecified Open

topic: typing spec

Difficulty 5/5 Over a week Newbie friendliness 35/100

python/typing#1732 · 9 comments · Opened May 8, 2024
Introduce a `Language` type to provide consistent language information of strings. Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1728 · 5 comments · 2 reactions · Opened Apr 25, 2024
Conformance tests: Align automated and manual scoring Open

topic: other

Difficulty 4/5 3-5 days Newbie friendliness 35/100

python/typing#1692 · 1 comment · 2 reactions · Opened Apr 6, 2024
Typing spec should be clearer that type checkers are not expected to support PEP 3141 Open

topic: documentation topic: typing spec

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

python/typing#1663 · 22 comments · Opened Mar 18, 2024
Reason given for disallowing non-concrete subtype assignment is unsound Open

topic: documentation

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1647 · 10 comments · 8 reactions · Opened Mar 5, 2024
Types for "truthy" and "falsy" values Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 30/100

python/typing#1606 · 7 comments · 4 reactions · Opened Jan 24, 2024
Treat alternative syntax for unions (and other "new-semantics-old-syntax" typing features) in explicit `TypeAlias`es inside `if TYPE_CHECKING` blocks as stringized annotations. Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 28/100

python/typing#1562 · 6 comments · 1 reaction · Opened Jan 7, 2024
Pass variable as final Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1557 · 4 comments · Opened Jan 2, 2024
Specify what happens for binary operators (e.g. `__add__`) Open

topic: typing spec

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1548 · 8 comments · 1 reaction · Opened Dec 21, 2023
Spec: Specify how inheriting from Any works Open

topic: typing spec

Difficulty 5/5 Over a week Newbie friendliness 35/100

python/typing#1546 · 2 comments · 1 reaction · Opened Dec 17, 2023
Annotations for `__eq__` Open

topic: documentation topic: typing spec

Difficulty 5/5 Over a week Newbie friendliness 30/100

python/typing#1536 · 2 reactions · Opened Dec 11, 2023
Make support for type comments optional Open

topic: documentation topic: typing spec

Difficulty 5/5 Over a week Newbie friendliness 35/100

python/typing#1533 · 3 comments · 3 reactions · Opened Dec 11, 2023
Spec: Mandate support for typing-extensions Open

topic: documentation topic: typing spec

python/typing#1532 · 7 comments · 2 reactions · 1 assignee · Opened Dec 11, 2023
Typing spec: Improve cross-linking Open

topic: documentation topic: typing spec

Difficulty 4/5 3-5 days Newbie friendliness 42/100

python/typing#1531 · 1 comment · 1 reaction · Opened Dec 11, 2023
(Partial) keyword argument forwarding Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1524 · 1 comment · 15 reactions · Opened Dec 6, 2023
Warnings when building the docs Open

topic: documentation

Difficulty 4/5 3-5 days Newbie friendliness 42/100

python/typing#1513 · 1 reaction · Opened Nov 27, 2023
Paramspec Mapped Types Open

topic: other

Difficulty 5/5 Over a week Newbie friendliness 38/100

python/typing#1506 · 5 comments · 1 reaction · Opened Nov 10, 2023
Support decorators that modify parameter types and preserve keywords Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 30/100

python/typing#1505 · Opened Nov 9, 2023
PEP 692 follow up: Unpacking compatibility with dataclass/others Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 35/100

python/typing#1495 · 11 comments · 101 reactions · Opened Oct 25, 2023
Merging/Modifying Types Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 20/100

python/typing#1490 · 3 comments · 1 reaction · Opened Oct 17, 2023
Using `types` classes over `collections.abc`'s bases Open

topic: other

Difficulty 5/5 Over a week Newbie friendliness 30/100

python/typing#1480 · 11 comments · Opened Oct 1, 2023
How should we annotate functions that forward to their superclass? Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1471 · 5 comments · 16 reactions · Opened Sep 18, 2023
Dynamic and Discriminated Unions Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1467 · 15 comments · 7 reactions · Opened Sep 13, 2023
NoReturn and Never are underspecified in the spec Open

topic: typing spec

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1458 · 74 comments · Opened Aug 30, 2023
Documenting specialisation rules Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

python/typing#1455 · 5 comments · 2 reactions · Opened Aug 28, 2023
Allow use of `Required` and `NotRequired` to make an existing typed dict total or optional Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 35/100

python/typing#1454 · 8 comments · 7 reactions · Opened Aug 28, 2023
Should operator `|` on `TypedDict` allow for creating intersection-like dicts? Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 30/100

python/typing#1445 · 5 comments · Opened Aug 12, 2023
Ability to use Callable type alias when annotating functions Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1419 · 3 comments · 9 reactions · Opened Jun 26, 2023
Making functions/methods subscriptable Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1410 · 1 reaction · Opened Jun 9, 2023
Generic ParamSpec in subclass definitions Open

topic: feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

python/typing#1405 · 2 comments · Opened May 25, 2023

python/typing

Get new issues in your inbox