| # Unreleased |
| |
| - Add `typing_extensions.Buffer`, a marker class for buffer types, as proposed |
| by PEP 688. Equivalent to `collections.abc.Buffer` in Python 3.12. Patch by |
| Jelle Zijlstra. |
| |
| # Release 4.5.0 (February 14, 2023) |
| |
| - Runtime support for PEP 702, adding `typing_extensions.deprecated`. Patch |
| by Jelle Zijlstra. |
| - Add better default value for TypeVar `default` parameter, PEP 696. Enables |
| runtime check if `None` was passed as default. Patch by Marc Mueller (@cdce8p). |
| - The `@typing_extensions.override` decorator now sets the `.__override__` |
| attribute. Patch by Steven Troxler. |
| - Fix `get_type_hints()` on cross-module inherited `TypedDict` in 3.9 and 3.10. |
| Patch by Carl Meyer. |
| - Add `frozen_default` parameter on `dataclass_transform`. Patch by Erik De Bonte. |
| |
| # Release 4.4.0 (October 6, 2022) |
| |
| - Add `typing_extensions.Any` a backport of python 3.11's Any class which is |
| subclassable at runtime. (backport from python/cpython#31841, by Shantanu |
| and Jelle Zijlstra). Patch by James Hilton-Balfe (@Gobot1234). |
| - Add initial support for TypeVarLike `default` parameter, PEP 696. |
| Patch by Marc Mueller (@cdce8p). |
| - Runtime support for PEP 698, adding `typing_extensions.override`. Patch by |
| Jelle Zijlstra. |
| - Add the `infer_variance` parameter to `TypeVar`, as specified in PEP 695. |
| Patch by Jelle Zijlstra. |
| |
| # Release 4.3.0 (July 1, 2022) |
| |
| - Add `typing_extensions.NamedTuple`, allowing for generic `NamedTuple`s on |
| Python <3.11 (backport from python/cpython#92027, by Serhiy Storchaka). Patch |
| by Alex Waygood (@AlexWaygood). |
| - Adjust `typing_extensions.TypedDict` to allow for generic `TypedDict`s on |
| Python <3.11 (backport from python/cpython#27663, by Samodya Abey). Patch by |
| Alex Waygood (@AlexWaygood). |
| |
| # Release 4.2.0 (April 17, 2022) |
| |
| - Re-export `typing.Unpack` and `typing.TypeVarTuple` on Python 3.11. |
| - Add `ParamSpecArgs` and `ParamSpecKwargs` to `__all__`. |
| - Improve "accepts only single type" error messages. |
| - Improve the distributed package. Patch by Marc Mueller (@cdce8p). |
| - Update `typing_extensions.dataclass_transform` to rename the |
| `field_descriptors` parameter to `field_specifiers` and accept |
| arbitrary keyword arguments. |
| - Add `typing_extensions.get_overloads` and |
| `typing_extensions.clear_overloads`, and add registry support to |
| `typing_extensions.overload`. Backport from python/cpython#89263. |
| - Add `typing_extensions.assert_type`. Backport from bpo-46480. |
| - Drop support for Python 3.6. Original patch by Adam Turner (@AA-Turner). |
| |
| # Release 4.1.1 (February 13, 2022) |
| |
| - Fix importing `typing_extensions` on Python 3.7.0 and 3.7.1. Original |
| patch by Nikita Sobolev (@sobolevn). |
| |
| # Release 4.1.0 (February 12, 2022) |
| |
| - Runtime support for PEP 646, adding `typing_extensions.TypeVarTuple` |
| and `typing_extensions.Unpack`. |
| - Add interaction of `Required` and `NotRequired` with `__required_keys__`, |
| `__optional_keys__` and `get_type_hints()`. Patch by David Cabot (@d-k-bo). |
| - Runtime support for PEP 675 and `typing_extensions.LiteralString`. |
| - Add `Never` and `assert_never`. Backport from bpo-46475. |
| - `ParamSpec` args and kwargs are now equal to themselves. Backport from |
| bpo-46676. Patch by Gregory Beauregard (@GBeauregard). |
| - Add `reveal_type`. Backport from bpo-46414. |
| - Runtime support for PEP 681 and `typing_extensions.dataclass_transform`. |
| - `Annotated` can now wrap `ClassVar` and `Final`. Backport from |
| bpo-46491. Patch by Gregory Beauregard (@GBeauregard). |
| - Add missed `Required` and `NotRequired` to `__all__`. Patch by |
| Yuri Karabas (@uriyyo). |
| - The `@final` decorator now sets the `__final__` attribute on the |
| decorated object to allow runtime introspection. Backport from |
| bpo-46342. |
| - Add `is_typeddict`. Patch by Chris Moradi (@chrismoradi) and James |
| Hilton-Balfe (@Gobot1234). |
| |
| # Release 4.0.1 (November 30, 2021) |
| |
| - Fix broken sdist in release 4.0.0. Patch by Adam Turner (@AA-Turner). |
| - Fix equality comparison for `Required` and `NotRequired`. Patch by |
| Jelle Zijlstra (@jellezijlstra). |
| - Fix usage of `Self` as a type argument. Patch by Chris Wesseling |
| (@CharString) and James Hilton-Balfe (@Gobot1234). |
| |
| # Release 4.0.0 (November 14, 2021) |
| |
| - Starting with version 4.0.0, typing_extensions uses Semantic Versioning. |
| See the README for more information. |
| - Dropped support for Python versions 3.5 and older, including Python 2.7. |
| - Simplified backports for Python 3.6.0 and newer. Patch by Adam Turner (@AA-Turner). |
| |
| ## Added in version 4.0.0 |
| |
| - Runtime support for PEP 673 and `typing_extensions.Self`. Patch by |
| James Hilton-Balfe (@Gobot1234). |
| - Runtime support for PEP 655 and `typing_extensions.Required` and `NotRequired`. |
| Patch by David Foster (@davidfstr). |
| |
| ## Removed in version 4.0.0 |
| |
| The following non-exported but non-private names have been removed as they are |
| unneeded for supporting Python 3.6 and newer. |
| |
| - TypingMeta |
| - OLD_GENERICS |
| - SUBS_TREE |
| - HAVE_ANNOTATED |
| - HAVE_PROTOCOLS |
| - V_co |
| - VT_co |
| |
| # Previous releases |
| |
| Prior to release 4.0.0 we did not provide a changelog. Please check |
| the Git history for details. |
