python-poetry/poetry 2.1.3 on GitHub

Require importlib-metadata<8.7 for Python 3.9 because of a breaking change in importlib-metadata 8.7 (#10374).

Fix an issue where re-locking failed for incomplete multiple-constraints dependencies with explicit sources (#10324).
Fix an issue where the --directory option did not work if a plugin, which accesses the poetry instance during its activation, was installed (#10352).
Fix an issue where poetry env activate -v printed additional information to stdout instead of stderr so that the output could not be used as designed (#10353).
Fix an issue where the original error was not printed if building a git dependency failed (#10366).
Fix an issue where wheels for the wrong platform were installed in rare cases. (#10361).

Fix an issue where the union of specific inverse or partially inverse markers was not simplified (#858).
Fix an issue where optional dependencies defined in the project section were treated as non-optional when a source was defined for them in the tool.poetry section (#857).
Fix an issue where markers with === were not parsed correctly (#860).
Fix an issue where local versions with upper case letters caused an error (#859).
Fix an issue where extra markers with a value starting with "in" were not validated correctly (#862).