Ensure

===============================

- Add support for Python 3.12: use assertRaisesRegex instead of
assertRaisesRegexp

- Test infrastructure improvements

===============================

- Update Python compatibility markers

- Update test, linting, and release management infrastructure

===============================

- Update Python compatibility markers

- Update test, documentation, and release infrastructure (fixup for
v1.0.1)

===============================

- Update Python compatibility markers

- Update test and documentation infrastructure

===============================

- Add contains_key, an alias for has_key

- Document PicklingError for ensure_annotations in multiprocessing
(32)

- Package is stable

===============================

- Fix version range compat error with collections.abc