Bugfix release. Fixes Fixed reading of some setup.py files. Fixed a KeyError when getting information for packages which require reading setup files. Fixed the building of wheels with C extensions and an src layout. Fixed extras being selected when resolving dependencies even when not required. Fixed performance issues when packaging projects if a lot of files were excluded. Fixed installation of files. Fixed extras not being retrieved for legacy repositories.

Bugfix release. Changes Poetry will now try to read, without executing, setup files (setup.py and/or setup.cfg) if the egg_info command fails when resolving dependencies. Fixes Fixed installation of directory dependencies. Fixed handling of dependencies with a not in marker operator. Fixed support for VCS dependencies. Fixed the exclude property not being respected if no VCS was available.

Bugfix release. Fixes Fixed installation of Poetry git dependencies with a build system. Fixed possible errors when resolving dependencies for specific packages. Fixed handling of Python versions compatibility. Fixed the dependency resolver picking up unnecessary dependencies due to not using the python_full_version marker. Fixed the Python-Requires metadata being invalid for single Python versions.

Bugfix release. Fixes Fixed possible error on some combinations of markers. Fixed venv detection so that it only uses VIRTUAL_ENV to detect activated virtualenvs.

Bugfix release. Fixes Fixed the --no-dev option in install not working properly. Fixed prereleases being selected even if another constraint conflicted with them. Fixed an error when installing current package in development mode if the generated setup.py had special characters. Fixed an error in install for applications not following a known structure. Fixed an error when trying to retrieve the current environment. Fixed debug:info not showing the current project’s virtualenv.

Bugfix release. Fixes Fixed an error when installing from private repositories. Fixed an error when trying to move the lock file on Python 2.7.

Bugfix release. Fixes Fixed an error when a license was not specified.

This new version brings a brand new official installer, dependency resolver improvements, virtualenv management and detection improvements and many more small improvements and bug fixes. There are some breaking changes in this release, especially in the way Poetry resolves dependencies, so before upgrading you should read the following release notes New features Brand new installer A lot of issues on the official issue tracker were related to the installation of Poetry: bugs, permission errors and overall confusion about the way Poetry should be installed.

Bugfix release. Fixes Fixed a recursion error with circular dependencies. Fixed the config command setting incorrect values for paths. Fixed an OSError on Python >= 3.5 for git dependencies with recursive symlinks. Fixed the possible deletion of system paths by cache:clear. Fixed a performance issue when parsing the lock file by upgrading tomlkit.

Bugfix release. Fixes Fixed wrong wheel being selected when resolving dependencies. Fixed an error when publishing. Fixed an error when building wheels with the packages property set. Fixed single value display in config command.