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Bump typing-extensions from 4.0.1 to 4.2.0

WKDV Bot requested to merge dependabot/pip/typing-extensions-4.2.0 into develop

Bumps typing-extensions from 4.0.1 to 4.2.0.

Changelog

Sourced from typing-extensions's changelog.

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).
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