Poetry-core

- [`pyrsistent==0.19.2`](https://github.com/tobgu/pyrsistent/blob/master/CHANGES.txt)
- [`tomlkit==0.11.6`](https://github.com/sdispater/tomlkit/blob/master/CHANGELOG.md)
- [`typing-extensions==4.4.0`](https://github.com/python/typing_extensions/blob/main/CHANGELOG.md)

build-backend = "poetry.core.masonry.api"


Changed

- Dropped support for Python 2.7 and 3.5 ([131](https://github.com/python-poetry/poetry-core/pull/131)).
- Reorganized imports internally to improve performances ([131](https://github.com/python-poetry/poetry-core/pull/131)).
- Directory dependencies are now in non-develop mode by default ([98](https://github.com/python-poetry/poetry-core/pull/98)).
- Improved support for PEP 440 specific versions that do not abide by semantic versioning ([140](https://github.com/python-poetry/poetry-core/pull/140)).

Fixed

- Fixed path dependencies PEP 508 representation ([141](https://github.com/python-poetry/poetry-core/pull/141)).

Changed
- Enabled setting `version` of `ProjectPackage` to support dynamically setting the project's package version (e.g. from a plugin) ([447](https://github.com/python-poetry/poetry-core/pull/447)).

Fixed

- Fixed an issue where `authors` property was not detected ([437](https://github.com/python-poetry/poetry-core/pull/437)).
- Fixed an issue where submodules of git dependencies was not checked out ([439](https://github.com/python-poetry/poetry-core/pull/439)).
- Fixed an issue with Python constraints from markers ([448](https://github.com/python-poetry/poetry-core/pull/448)).
- Fixed an issue where the latest version of git dependency was selected instead of the locked one ([449](https://github.com/python-poetry/poetry-core/pull/449)).

Changed

- Replaced Poetry's helper method `canonicalize_name()` by `packaging.utils.canonicalize_name()` ([418](https://github.com/python-poetry/poetry-core/pull/418)).
- Removed unused code ([419](https://github.com/python-poetry/poetry-core/pull/419)).

Fixed

- Fixed an issue with markers, that results in incorrectly resolved extra dependencies ([415](https://github.com/python-poetry/poetry-core/pull/415)).
- Fixed an issue where equal markers had not the same hash ([417](https://github.com/python-poetry/poetry-core/pull/417)).
- Fixed `allows_any()` for local versions ([433](https://github.com/python-poetry/poetry-core/pull/433)).
- Fixed special cases of `next_major()`, `next_minor()`, etc. and deprecated ambiguous usage ([434](https://github.com/python-poetry/poetry-core/pull/434)).
- Fixed an issue with Python constraints from markers ([436](https://github.com/python-poetry/poetry-core/pull/436)).

Added

- Added support for valid PEP 517 projects with another build-system than poetry-core as directory dependencies ([368](https://github.com/python-poetry/poetry-core/pull/368), [#377](https://github.com/python-poetry/poetry-core/pull/377)).
- Added support for yanked files and releases according to PEP 592 ([400](https://github.com/python-poetry/poetry-core/pull/400)).

Changed

- Relaxed schema validation to allow additional properties ([369](https://github.com/python-poetry/poetry-core/pull/369)).
- Harmonized string representation of dependencies ([393](https://github.com/python-poetry/poetry-core/pull/393)).
- Changed wheel name normalization to follow most recent packaging specification ([394](https://github.com/python-poetry/poetry-core/pull/394)).
- Changed equality check of direct origin dependencies, so that constraints are not considered anymore ([405](https://github.com/python-poetry/poetry-core/pull/405)).
- Deprecated `Dependency.set_constraint()` and replaced it by a `constraint` property for consistency ([370](https://github.com/python-poetry/poetry-core/pull/370)).
- Removed `Package.requires_extras` ([374](https://github.com/python-poetry/poetry-core/pull/374)).
- Improved marker handling ([380](https://github.com/python-poetry/poetry-core/pull/380), [#383](https://github.com/python-poetry/poetry-core/pull/383), [#384](https://github.com/python-poetry/poetry-core/pull/384), [#390](https://github.com/python-poetry/poetry-core/pull/390), [#395](https://github.com/python-poetry/poetry-core/pull/395)).