Changelog

Version 4.2.0

Add discard method which return a new immutabledict without the item at the given key, if present. Thanks to @matthiasdiener for the PR #307

Version 4.1.0

Do not store cached hash value when pickling. Thanks to @matthiasdiener for the PR #287

Version 4.0.0

Replace __init__ by __new__. Thanks to @spacether for the PR #263
Add explicit items()/keys()/values() methods to speedup these methods. Thanks to @matthiasdiener for the PR #265
Add set/delete/update functions. Thanks to @matthiasdiener for the PR #271
Add documentation at immutabledict.corenting.fr

Version 3.0.0

copy() (breaking change): remove the option to pass keyword arguments (which were present as key/value pairs in the copy). Now the method doesn't take any arguments (it behaves the same as a normal dict).
Python versions: drop Python 3.7 support
Typing: fixes
- Make the key covariant. Thanks to @spacether for the PR #244
- Fix key/value typing missing for ImmutableOrderedDict

Version 2.2.5

Fix hard-coded class reference in fromkeys() resulting in always using dict for fromkeys() (instead of OrderedDict in ImmutableOrderedDict for example). Thanks to @cthoyt for the PR #234

Version 2.2.4

Include tests in sdist for easier packaging

Version 2.2.3

Fix TypeError message when using |=. Thanks to @ronshapiro for the PR #66
Update docstring for ImmutableOrderedDict to indicate that is not needed anymore for Python >= 3.7 but kept for compatibility purposes
Use postponed evaluation of annotations (PEP 563) for the typing

Version 2.2.2

Update classifiers, Github Actions... for Python 3.11 (no code changes)

Version 2.2.1

Update classifiers, Github Actions... for Python 3.10 (no code changes)

Version 2.2.0

Use poetry-core instead of poetry for build-system. Thanks to @mweinelt for reporting the issue.

Version 2.1.0

Fix type annotation on keyword argument in copy(**add_or_replace). Thanks to @techsy730 for the PR #54.

Version 2.0.0

Support more typing (fix issue #47)
⚠️ Remove *args, **kwargs from the fromkeys() method.

Version 1.3.0

Add typing. Thanks to @aecay for the PR #45.

Version 1.2.0

Support PEP 584 union operators. Thanks to @lambdalisue for the PR #34.

Version 1.1.0

Add Python 3.9 to supported versions, remove Python 3.5
Bump dev dependencies
Improve README

Version 1.0.0

Initial stable release