immutables v0.20

Changes
=======

* Enable support for pattern matching (#96)
  (by @antonagestam in 7071a24 for #96)

* add support for aix/sunos (#98)
  (by @mattp- in 765e4ee for #98)

* Python 3.12 compatibility (#105)
  (by @elprans in f797822 for #105)

* Add __contains__ to MapKeys (#99)
  (by @msullivan in 6790111 for #99)

* Add PEP 585 GenericAlias support (#101)
  (by @eltoder in 9ce64c5 for #101)

* Move metadata to `pyproject.toml`, fix test fixture inclusion in sdist (#111)
  (by @elprans in ea65656 for #111)

immutables/_version.py

@@ -10,4 +10,4 @@
 # supported platforms, publish the packages on PyPI, merge the PR
 # to the target branch, create a Git tag pointing to the commit.
 
-__version__ = '0.20.dev0'
+__version__ = '0.20'