Changelog

4.7.4 (2020-01-11)

Bugfixes

MultiDict.iter fix memory leak when used iterator over multidict instance. #452

4.7.3 (2019-12-30)

Features

Implement __sizeof__ function to correctly calculate all internal structures size. #444
Expose getversion() function. #451

Bugfixes

Fix crashes in popone/popall when default is returned. #450

Improved Documentation

Corrected the documentation for MultiDict.extend() #446

4.7.2 (2019-12-20)

Bugfixes

Fix crashing when multidict is used pyinstaller #432
Fix typing for CIMultiDict.copy #434
Fix memory leak in MultiDict.copy() #443

4.7.1 (2019-12-12)

Bugfixes

CIMultiDictProxy.copy return object type multidict._multidict.CIMultiDict #427
Make CIMultiDict subclassable again #416
Fix regression, multidict can be constructed from arbitrary iterable of pairs again. #418
CIMultiDict.add may be called with keyword arguments #421

Improved Documentation

Mention MULTIDICT_NO_EXTENSIONS environment variable in docs. #393
Document the fact that istr preserves the casing of argument untouched but uses internal lower-cased copy for keys comparison. #419

4.7.0 (2019-12-10)

Features

Replace Cython optimization with pure C #249
Implement __length_hint__() for iterators #310
Support the MultiDict[str] generic specialization in the runtime. #392
Embed pair_list_t structure into MultiDict Python object #395
Embed multidict pairs for small dictionaries to amortize the memory usage. #396
Support weak references to C Extension classes. #399
Add docstrings to provided classes. #400
Merge multidict._istr back with multidict._multidict. #409

Bugfixes

Explicitly call tp_free slot on deallocation. #407
Return class from __class_getitem__ to simplify subclassing #413

4.6.1 (2019-11-21)

Bugfixes

Fix PyPI link for GitHub Issues badge. #391

4.6.0 (2019-11-20)

Bugfixes

Fix GC object tracking. #314
Preserve the case of istr strings. #374
Generate binary wheels for Python 3.8.