History

1.6.0 - 2023-08-20 #

Added #

• Add support for repositories that do not provide a supported hash algorithm (#8118).
• Add full support for duplicate dependencies with overlapping markers (#7257).
• Improve performance of poetry lock for certain edge cases (#8256).
• Improve performance of poetry install (#8031).
• poetry check validates that specified readme files do exist (#7444).
• Add a downgrading note when updating to an older version (#8176).
• Add support for vox in the xonsh shell (#8203).
• Add support for pre-commit hooks for projects where the pyproject.toml file is located in a subfolder (#8204).
• Add support for the git+http:// scheme (#6619).

Changed #

• Drop support for Python 3.7 (#7674).
• Move poetry lock --check to poetry check --lock and deprecate the former (#8015).
• Change future warning that PyPI will only be disabled automatically if there are no primary sources (#8151).

Fixed #

• Fix an issue where build-system.requires were not respected for projects with build scripts (#7975).
• Fix an issue where the encoding was not handled correctly when calling a subprocess (#8060).
• Fix an issue where poetry show --top-level did not show top level dependencies with extras (#8076).
• Fix an issue where poetry init handled projects with src layout incorrectly (#8218).
• Fix an issue where Poetry wrote .pth files with the wrong encoding (#8041).
• Fix an issue where poetry install did not respect the source if the same version of a package has been locked from different sources (#8304).

Docs #

• Document official Poetry badge (#8066).
• Update configuration folder path for macOS (#8062).
• Add a warning about pip ignoring lock files (#8117).
• Clarify the use of the virtualenvs.in-project setting. (#8126).
• Change pre-commit YAML style to be consistent with pre-commit’s own examples (#8146).
• Fix command for listing installed plugins (#8200).
• Mention the nox-poetry package (#8173).
• Add an example with a PyPI source in the pyproject.toml file (#8171).
• Use reference instead of deprecated callable in the scripts example (#8211).

poetry-core (1.7.0) #

• Improve performance of marker handling (#609).
• Allow | as a value separator in markers with the operators in and not in (#608).
• Put pretty name (instead of normalized name) in metadata (#620).
• Update list of supported licenses (#623).
• Fix an issue where PEP 508 dependency specifications with names starting with a digit could not be parsed (#607).
• Fix an issue where Poetry considered an unrelated .gitignore file resulting in an empty wheel (#611).

poetry-plugin-export (^1.5.0) #

• Fix an issue where markers for dependencies required by an extra were not generated correctly (#209).

1.5.1 - 2023-05-29 #

Added #

• Improve dependency resolution performance in cases with a lot of backtracking (#7950).

Changed #

• Disable wheel content validation during installation (#7987).

Fixed #

• Fix an issue where partially downloaded wheels were cached (#7968).
• Fix an issue where poetry run did no longer execute relative-path scripts (#7963).
• Fix an issue where dependencies were not installed in in-project environments (#7977).
• Fix an issue where no solution was found for a transitive dependency on a pre-release of a package (#7978).
• Fix an issue where cached repository packages were incorrectly parsed, leading to its dependencies being ignored (#7995).
• Fix an issue where an explicit source was ignored so that a direct origin dependency was used instead (#7973).
• Fix an issue where the installation of big wheels consumed a lot of memory (#7987).

Docs #

• Add information about multiple constraints dependencies with direct origin and version dependencies (#7973).

poetry-core (1.6.1) #

• Fix an endless recursion in marker handling (#593).
• Fix an issue where the wheel tag was not built correctly under certain circumstances (#591).

poetry-plugin-export (^1.4.0) #

• Fix an issue where --extra-index-url and --trusted-host was not generated for sources with priority explicit (#205).

1.5.0 - 2023-05-19 #

Added #

• Introduce the new source priorities explicit and supplemental (#7658, #6879).
• Introduce the option to configure the priority of the implicit PyPI source (#7801).
• Add handling for corrupt cache files (#7453).
• Improve caching of URL and git dependencies (#7693, #7473).
• Add option to skip installing directory dependencies (#6845, #7923).
• Add --executable option to poetry env info (#7547).
• Add --top-level option to poetry show (#7415).
• Add --lock option to poetry remove (#7917).
• Add experimental POETRY_REQUESTS_TIMEOUT option (#7081).
• Improve performance of wheel inspection by avoiding unnecessary file copy operations (#7916).

Changed #

• Remove the old deprecated installer and the corresponding setting experimental.new-installer (#7356).
• Introduce priority key for sources and deprecate flags default and secondary (#7658).
• Deprecate poetry run <entry point> if the entry point was not previously installed via poetry install (#7606).
• Only write the lock file if the installation succeeds (#7498).
• Do not write the unused package category into the lock file (#7637).

Fixed #

• Fix an issue where Poetry’s internal pyproject.toml continually grows larger with empty lines (#7705).
• Fix an issue where Poetry crashes due to corrupt cache files (#7453).
• Fix an issue where the Retry-After in HTTP responses was not respected and retries were handled inconsistently (#7072).
• Fix an issue where Poetry silently ignored invalid groups (#7529).
• Fix an issue where Poetry does not find a compatible Python version if not given explicitly (#7771).
• Fix an issue where the direct_url.json of an editable install from a git dependency was invalid (#7473).
• Fix an issue where error messages from build backends were not decoded correctly (#7781).
• Fix an infinite loop when adding certain dependencies (#7405).
• Fix an issue where pre-commit hooks skip pyproject.toml files in subdirectories (#7239).
• Fix an issue where pre-commit hooks do not use the expected Python version (#6989).
• Fix an issue where an unclear error message is printed if the project name is the same as one of its dependencies (#7757).
• Fix an issue where poetry install returns a zero exit status even though the build script failed (#7812).
• Fix an issue where an existing .venv was not used if in-project was not set (#7792).
• Fix an issue where multiple extras passed to poetry add were not parsed correctly (#7836).
• Fix an issue where poetry shell did not send a newline to fish (#7884).
• Fix an issue where poetry update --lock printed operations that were not executed (#7915).
• Fix an issue where poetry add --lock did perform a full update of all dependencies (#7920).
• Fix an issue where poetry shell did not work with nushell (#7919).
• Fix an issue where subprocess calls failed on Python 3.7 (#7932).
• Fix an issue where keyring was called even though the password was stored in an environment variable (#7928).

Docs #

• Add information about what to use instead of --dev (#7647).
• Promote semantic versioning less aggressively (#7517).
• Explain Poetry’s own versioning scheme in the FAQ (#7517).
• Update documentation for configuration with environment variables (#6711).
• Add details how to disable the virtualenv prompt (#7874).
• Improve documentation on whether to commit poetry.lock (#7506).
• Improve documentation of virtualenv.create (#7608).

poetry-core (1.6.0) #

• Improve error message for invalid markers (#569).
• Increase robustness when deleting temporary directories on Windows (#460).
• Replace tomlkit with tomli, which changes the interface of some internal classes (#483).
• Deprecate Package.category (#561).
• Fix a performance regression in marker handling (#568).
• Fix an issue where wildcard version constraints were not handled correctly (#402).
• Fix an issue where poetry build created duplicate Python classifiers if they were specified manually (#578).
• Fix an issue where local versions where not handled correctly (#579).

1.4.2 - 2023-04-02 #

Changed #

• When trying to install wheels with invalid RECORD files, Poetry does not fail anymore but only prints a warning. This mitigates an unintended change introduced in Poetry 1.4.1 (#7694).

Fixed #

• Fix an issue where relative git submodule urls were not parsed correctly (#7017).
• Fix an issue where Poetry could freeze when building a project with a build script if it generated enough output to fill the OS pipe buffer (#7699).

1.4.1 - 2023-03-19 #

Fixed #

• Fix an issue where poetry install did not respect the requirements for building editable dependencies (#7579).
• Fix an issue where poetry init crashed due to bad input when adding packages interactively (#7569).
• Fix an issue where poetry install ignored the subdirectory argument of git dependencies (#7580).
• Fix an issue where installing packages with no-binary could result in a false hash mismatch (#7594).
• Fix an issue where the hash of sdists was neither validated nor written to the direct_url.json during installation (#7594).
• Fix an issue where poetry install --sync attempted to remove itself (#7626).
• Fix an issue where wheels with non-normalized dist-info directory names could not be installed (#7671).
• Fix an issue where poetry install --compile compiled with optimization level 1 (#7666).

Docs #

• Clarify the behavior of the --extras option (#7563).
• Expand the FAQ on reasons for slow dependency resolution (#7620).

poetry-core (1.5.2) #

• Fix an issue where wheels built on Windows could contain duplicate entries in the RECORD file (#555).

1.4.0 - 2023-02-27 #

Added #

• Add a modern installer (installer.modern-installation) for faster installation of packages and independence from pip (#6205).
• Add support for Private :: trove classifiers (#7271).
• Add the version of poetry in the @generated comment at the beginning of the lock file (#7339).
• Add support for virtualenvs.prefer-active-python when running poetry new and poetry init (#7100).

Changed #

• Deprecate the old installer, i.e. setting experimental.new-installer to false (#7358).
• Remove unused platform field from cached package info and bump the cache version (#7304).
• Extra dependencies of the root project are now sorted in the lock file (#7375).
• Remove upper boundary for importlib-metadata dependency (#7434).
• Validate path dependencies during use instead of during construction (#6844).
• Remove the deprecated repository modules (#7468).

Fixed #

• Fix an issue where an unconditional dependency of an extra was not installed in specific environments (#7175).
• Fix an issue where a pre-release of a dependency was chosen even if a stable release fulfilled the constraint (#7225, #7236).
• Fix an issue where HTTP redirects were not handled correctly during publishing (#7160).
• Fix an issue where poetry check did not handle the -C, --directory option correctly (#7241).
• Fix an issue where the subdirectory information of a git dependency was not written to the lock file (#7367).
• Fix an issue where the wrong Python version was selected when creating an virtual environment (#7221).
• Fix an issue where packages that should be kept were uninstalled when calling poetry install --sync (#7389).
• Fix an issue where an incorrect value was set for sys.argv[0] when running installed scripts (#6737).
• Fix an issue where hashes in direct_url.json files were not written according to the specification (#7475).
• Fix an issue where poetry commands failed due to special characters in the path of the project or virtual environment (#7471).
• Fix an issue where poetry crashed with a JSONDecodeError when running a Python script that produced certain warnings (#6665).

Docs #

• Add advice on how to maintain a poetry plugin (#6977).
• Update tox examples to comply with the latest tox release (#7341).
• Mention that the poetry export can export constraints.txt files (#7383).
• Add clarifications for moving configuration files (#6864).
• Mention the different types of exact version specifications (#7503).

poetry-core (1.5.1) #

• Improve marker handling (#528, #534, #530, #546, #547).
• Validate whether dependencies referenced in extras are defined in the main dependency group (#542).
• Poetry no longer generates a setup.py file in sdists by default (#318).
• Fix an issue where trailing newlines were allowed in tool.poetry.description (#505).
• Fix an issue where the name of the data folder in wheels was not normalized (#532).
• Fix an issue where the order of entries in the RECORD file was not deterministic (#545).
• Fix an issue where zero padding was not correctly handled in version comparisons (#540).
• Fix an issue where sdist builds did not support multiple READMEs (#486).

poetry-plugin-export (^1.3.0) #

• Fix an issue where the export failed if there was a circular dependency on the root package (#118).

1.3.2 - 2023-01-10 #

Fixed #

• Fix a performance regression when locking dependencies from PyPI (#7232).
• Fix an issue where passing a relative path via -C, --directory fails (#7266).

Docs #

• Update docs to reflect the removal of the deprecated get-poetry.py installer from the repository (#7288).
• Add clarifications for virtualenvs.path settings (#7286).

1.3.1 - 2022-12-12 #

Fixed #

• Fix an issue where an explicit dependency on lockfile was missing, resulting in a broken Poetry in rare circumstances (7169).

1.3.0 - 2022-12-09 #

Added #

• Mark the lock file with an @generated comment as used by common tooling (#2773).
• poetry check validates trove classifiers and warns for deprecations (#2881).
• Introduce a top level -C, --directory option to set the working path (#6810).

Changed #

• New lock file format (version 2.0) (#6393).
• Path dependency metadata is unconditionally re-locked (#6843).
• URL dependency hashes are locked (#7121).
• poetry update and poetry lock should now resolve dependencies more similarly (#6477).
• poetry publish will report more useful errors when a file does not exist (#4417).
• poetry add will check for duplicate entries using canonical names (#6832).
• Wheels are preferred to source distributions when gathering metadata (#6547).
• Git dependencies of extras are only fetched if the extra is requested (#6615).
• Invoke pip with --no-input to prevent hanging without feedback (#6724, #6966).
• Invoke pip with --isolated to prevent the influence of user configuration (#6531).
• Interrogate environments with Python in isolated (-I) mode (#6628).
• Raise an informative error when multiple version constraints overlap and are incompatible (#7098).

Fixed #

• Fix an issue where concurrent instances of Poetry would corrupt the artifact cache (#6186).
• Fix an issue where Poetry can hang after being interrupted due to stale locking in cache (#6471).
• Fix an issue where the output of commands executed with --dry-run contained duplicate entries (#4660).
• Fix an issue where requests’s pool size did not match the number of installer workers (#6805).
• Fix an issue where poetry show --outdated failed with a runtime error related to direct origin dependencies (#6016).
• Fix an issue where only the last command of an ApplicationPlugin is registered (#6304).
• Fix an issue where git dependencies were fetched unnecessarily when running poetry lock --no-update (#6131).
• Fix an issue where stdout was polluted with messages that should go to stderr (#6429).
• Fix an issue with poetry shell activation and zsh (#5795).
• Fix an issue where a url dependencies were shown as outdated (#6396).
• Fix an issue where the source field of a dependency with extras was ignored (#6472).
• Fix an issue where a package from the wrong source was installed for a multiple-constraints dependency with different sources (#6747).
• Fix an issue where dependencies from different sources where merged during dependency resolution (#6679).
• Fix an issue where experimental.system-git-client could not be used via environment variable (#6783).
• Fix an issue where Poetry fails with an AssertionError due to distribution.files being None (#6788).
• Fix an issue where poetry env info did not respect virtualenvs.prefer-active-python (#6986).
• Fix an issue where poetry env list does not list the in-project environment (#6979).
• Fix an issue where poetry env remove removed the wrong environment (#6195).
• Fix an issue where the return code of a script was not relayed as exit code (#6824).
• Fix an issue where the solver could silently swallow ValueError (#6790).

Docs #

• Improve documentation of package sources (#5605).
• Correct the default cache path on Windows (#7012).

poetry-core (1.4.0) #

• The PEP 517 metadata_directory is now respected as an input to the build_wheel hook (#487).
• ParseConstraintError is now raised on version and constraint parsing errors, and includes information on the package that caused the error (#514).
• Fix an issue where invalid PEP 508 requirements were generated due to a missing space before semicolons (#510).
• Fix an issue where relative paths were encoded into package requirements, instead of a file:// URL as required by PEP 508 (#512).

poetry-plugin-export (^1.2.0) #

• Ensure compatibility with Poetry 1.3.0. No functional changes.

cleo (^2.0.0) #

• Fix an issue where shell completions had syntax errors (#247).
• Fix an issue where not reading all the output of a command resulted in a “Broken pipe” error (#165).
• Fix an issue where errors were not shown in non-verbose mode (#166).

1.2.2 - 2022-10-10 #

Added #

• Add forward compatibility for lock file format 2.0, which will be used by Poetry 1.3 (#6608).

Changed #

• Allow poetry lock to re-generate the lock file when invalid or incompatible (#6753).

Fixed #

• Fix an issue where the deprecated JSON API was used to query PyPI for available versions of a package (#6081).
• Fix an issue where versions were escaped wrongly when building the wheel name (#6476).
• Fix an issue where the installation of dependencies failed if pip is a dependency and is updated in parallel to other dependencies (#6582).
• Fix an issue where the names of extras were not normalized according to PEP 685 (#6541).
• Fix an issue where sdist names were not normalized (#6621).
• Fix an issue where invalid constraints, which are ignored, were only reported in a debug message instead of a warning (#6730).
• Fix an issue where poetry shell was broken in git bash on Windows (#6560).

Docs #

• Rework the README and contribution docs (#6552).
• Fix for inconsistent docs for multiple-constraint dependencies (#6604).
• Rephrase plugin configuration (#6557).
• Add a note about publishable repositories to publish (#6641).
• Fix the path for lazy-loaded bash completion (#6656).
• Fix a reference to the invalid option --require (#6672).
• Add a PowerShell one-liner to the basic usage section (#6683).
• Fix the minimum poetry version in the example for plugins (#6739).

poetry-core (1.3.2) #

• Add 3.11 to the list of available Python versions (#477).
• Fix an issue where caret constraints of pre-releases with a major version of 0 resulted in an empty version range (#475).

poetry-plugin-export (^1.1.2) #

• Add support for exporting constraints.txt files (#128).
• Fix an issue where a relative path passed via -o was not interpreted relative to the current working directory (#130).

1.2.1 - 2022-09-16 #

Changed #

• Bump poetry-core to 1.2.0.
• Bump poetry-plugin-export to ^1.0.7.

Fixed #

• Fix an issue where poetry cache clear did not respect the -n/--no-interaction flag (#6338).
• Fix an issue where poetry lock --no-update updated dependencies from non-PyPI package sources (#6335).
• Fix a poetry install performance regression by falling back to internal pip (#6062).
• Fix an issue where a virtual environment was created unnecessarily when running poetry export (#6282).
• Fix an issue where poetry lock --no-update added duplicate hashes to the lock file (#6389).
• Fix an issue where poetry install fails because of missing hashes for url dependencies (#6389).
• Fix an issue where Poetry was not able to update pip in Windows virtual environments (#6430).
• Fix an issue where Poetry was not able to install releases that contained less common link types (#5767).
• Fix a poetry lock performance regression when checking non-PyPI sources for yanked versions (#6442).
• Fix an issue where --no-cache was not respected when running poetry install (#6479).
• Fix an issue where deprecation warnings for --dev were missing (#6475).
• Fix an issue where Git dependencies failed to clone when insteadOf was used in .gitconfig using the Dulwich Git client (#6506).
• Fix an issue where no cache entry is found when calling poetry cache clear with a non-normalized package name (#6537).
• Fix an invalid virtualenv constraint on Poetry (#6402).
• Fix outdated build system requirements for Poetry (#6509).

Docs #

• Add missing path segment to paths used by install.python-poetry.org (#6311).
• Add recommendations about how to install Poetry in a CI environment (#6345).
• Fix examples for --with and --without (#6318).
• Update configuration folder path for macOS (#6395).
• Improve the description of the virtualenv.create option (#6460).
• Clarify that poetry install removes dependencies of non-installed extras (#6229).
• Add a note about pre-commit autoupdate and Poetry’s hooks (#6497).

1.2.0 - 2022-08-31 #

For a detailed breakdown of user-facing changes, refer to the 1.2.0 release announcement.

Docs #

• Added note about how to add a git dependency with a subdirectory (#6218)
• Fixed several style issues in the docs (#6255)
• Fixed outdated info about --only parameter (#6264)

1.2.0rc2 - 2022-08-26 #

Fixed #

• Fixed an issue where virtual environments were created unnecessarily when running poetry self commands (#6226)
• Ensure that packages' pretty_name are written to the lock file (#6243)

Improvements #

• Improved the consistency of Pool().remove_repository() to make it easier to write poetry plugins (#6231)

Docs #

• Removed mentions of Python 2.7 from docs (#6235)
• Added note about the difference between groups and extras (#6232)

1.2.0rc1 - 2022-08-22 #

Added #

• Added support for subdirectories in git dependencies (#5172)
• Added support for yanked releases and files (PEP-592) (#5841)
• Virtual environments can now be created even with empty project names (#5856)
• Added support for nushell in poetry shell (#6063)

Changed #

• Poetry now falls back to gather metadata for dependencies via pep517 if parsing pyproject.toml fails (#5834)
• Replaced Poetry’s helper method canonicalize_name() with packaging.utils.canonicalize_name() (#6022)
• Removed code for the export command, which is now provided via plugin (#6128)
• Extras and extras dependencies are now sorted in the lock file (#6169)
• Removed deprecated (1.2-only) CLI options (#6210)

Fixed #

• Fixed an issue where symlinks in the lock file were not resolved (#5850)
• Fixed a tomlkit regression resulting in inconsistent line endings (#5870)
• Fixed an issue where the POETRY_PYPI_TOKEN_PYPI environment variable wasn’t respected (#5911)
• Fixed an issue where neither Python nor a managed venv can be found, when using Python from MS Store (#5931)
• Improved error message of poetry publish in the event of an upload error (#6043)
• Fixed an issue where poetry lock fails without output (#6058)
• Fixed an issue where Windows drive mappings break virtual environment names (#6110)
• tomlkit versions with memory leak are now avoided (#6160)
• Fixed an infinite loop in the solver (#6178)
• Fixed an issue where latest version was used instead of locked one for vcs dependencies with extras (#6185)

Docs #

• Document use of the subdirectory parameter (#5949)
• Document suggested tox config for different use cases (#6026)

1.1.15 - 2022-08-22 #

Changed #

• Poetry now fallback to gather metadata for dependencies via pep517 if parsing pyproject.toml fail (#6206)
• Extras and extras dependencies are now sorted in lock file (#6207)

1.2.0b3 - 2022-07-13 #

Important: This release fixes a critical issue that prevented hashes from being retrieved when locking dependencies, due to a breaking change on PyPI JSON API (see #5972 and the upstream change for more details).

After upgrading, you have to clear Poetry cache manually to get that feature working correctly again:

$ poetry cache clear pypi --all

Added #

• Added --only-root to poetry install to install a project without its dependencies (#5783)

Changed #

• Improved user experience of poetry init (#5838)
• Added default timeout for all HTTP requests, to avoid hanging requests (#5881)
• Updated poetry init to better specify how to skip adding dependencies (#5946)
• Updated Poetry repository names to avoid clashes with user-defined repositories (#5910)

Fixed #

• Fixed an issue where extras where not handled if they did not match the case-sensitive name of the packages (#4122)
• Fixed configuration of experimental.system-git-client option through poetry config (#5818)
• Fixed uninstallation of git dependencies on Windows (#5836)
• Fixed an issue where ~ was not correctly expanded in virtualenvs.path (#5848)
• Fixed an issue where installing/locking dependencies would hang when setting an incorrect git repository (#5880)
• Fixed an issue in poetry publish when keyring was not properly configured (#5889)
• Fixed duplicated line output in console (#5890)
• Fixed an issue where the same wheels where downloaded multiple times during installation (#5871)
• Fixed an issue where dependencies hashes could not be retrieved when locking due to a breaking change on PyPI JSON API (#5973)
• Fixed an issue where a dependency with non-requested extras could not be installed if it is requested with extras by another dependency (#5770)
• Updated git backend to correctly read local/global git config when using dulwich as a git backend (#5935)
• Fixed an issue where optional dependencies where not correctly exported when defining groups (#5819)

Docs #

• Fixed configuration instructions for repositories specification (#5809)
• Added a link to dependency specification from pyproject.toml (#5815)
• Improved zsh autocompletion instructions (#5859)
• Improved installation and update documentations (#5857)
• Improved exact requirements documentation (#5874)
• Added documentation for @ operator (#5822)
• Improved autocompletion documentation (#5879)
• Improved scripts definition documentation (#5884)

1.1.14 - 2022-07-08 #

Fixed #

• Fixed an issue where dependencies hashes could not be retrieved when locking due to a breaking change on PyPI JSON API (#5973)

1.2.0b2 - 2022-06-07 #

Added #

• Added support for multiple-constraint direct origin dependencies with the same version (#5715)
• Added support disabling TLS verification for custom package sources via poetry config certificates.<repository>.cert false (#5719
• Added new configuration (virtualenvs.prompt) to customize the prompt of the Poetry-managed virtual environment (#5606)
• Added progress indicator to download_file (used when downloading dists) (#5451)
• Added --dry-run to poetry version command (#5603)
• Added --why to poetry show (#5444)
• Added support for single page (html) repositories (#5517)
• Added support for PEP 508 strings when adding dependencies via poetry add command (#5554)
• Added --no-cache as a global option (#5519)
• Added cert retrieval for HTTP requests made by Poetry (#5320)
• Added --skip-existing to poetry publish (#2812)
• Added --all-extras to poetry install (#5452)
• Added new poetry self sub-commands to manage plugins and/or system environment packages, eg: keyring backends (#5450)
• Added new configuration (installer.no-binary) to allow selection of non-binary distributions when installing a dependency (#5609)

Changed #

• poetry plugin commands are now deprecated in favor of the more generic poetry self commands (#5450)
• When creating new projects, Poetry no longer restricts README extensions to md and rst (#5357)
• Changed the provider to allow fallback to installed packages (#5704)
• Solver now correctly handles and prefers direct reference constraints (vcs, file etc.) over public version identifiers (#5654)
• Changed the build script behavior to create an ephemeral build environment when a build script is specified (#5401)
• Improved performance when determining PEP 517 metadata from sources (#5601)
• Project package sources no longer need to be redefined as global repositories when configuring credentials (#5563)
• Replaced external git command use with dulwich, in order to force the legacy behaviour set experimental.system-git-client configuration to true (#5428)
• Improved http request handling for sources and multiple paths on same netloc (#5518)
• Made no-pip and no-setuptools configuration explicit (#5455)
• Improved application logging, use of -vv now provides more debug information (#5503)
• Renamed implicit group default to main (#5465)
• Replaced in-tree implementation of poetry export with poetry-plugin-export (#5413)
• Changed the password manager behavior to use a "null" keyring when disabled (#5251)
• Incremental improvement of Solver performance (#5335)
• Newly created virtual environments on macOS now are excluded from Time Machine backups (#4599)
• Poetry no longer raises an exception when a package is not found on PyPI (#5698)
• Update packaging dependency to use major version 21, this change forces Poetry to drop support for managing Python 2.7 environments (#4749)

Fixed #

• Fixed poetry update --dry-run to not modify poetry.lock (#5718, #3666, #3766)
• Fixed #5537 where export fails to resolve dependencies with more than one path (#5688)
• Fixed an issue where the environment variables POETRY_CONFIG_DIR and POETRY_CACHE_DIR were not being respected (#5672)
• Fixed #3628 and #4702 by handling invalid distributions gracefully (#5645)
• Fixed an issue where the provider ignored subdirectory when merging and improve subdirectory support for vcs deps (#5648)
• Fixed an issue where users could not select an empty choice when selecting dependencies (#4606)
• Fixed an issue where poetry init -n crashes in a root directory (#5612)
• Fixed an issue where Solver errors arise due to wheels having different Python constraints (#5616)
• Fixed an issue where editable path dependencies using setuptools could not be correctly installed (#5590)
• Fixed flicker when displaying executor operations (#5556)
• Fixed an issue where the poetry lock --no-update only sorted by name and not by name and version (#5446)
• Fixed an issue where the Solver fails when a dependency has multiple constrained dependency definitions for the same package (#5403)
• Fixed an issue where dependency resolution takes a while because Poetry checks all possible combinations even markers are mutually exclusive (#4695)
• Fixed incorrect version selector constraint (#5500)
• Fixed an issue where poetry lock --no-update dropped packages (#5435)
• Fixed an issue where packages were incorrectly grouped when exporting (#5156)
• Fixed an issue where lockfile always updates when using private sources (#5362)
• Fixed an issue where the solver did not account for selected package features (#5305)
• Fixed an issue with console script execution of editable dependencies on Windows (#3339)
• Fixed an issue where editable builder did not write PEP-610 metadata (#5703)
• Fixed an issue where Poetry 1.1 lock files were incorrectly identified as not fresh (#5458)

Docs #

• Updated plugin management commands (#5450)
• Added the --readme flag to documentation (#5357)
• Added example for multiple maintainers (#5661)
• Updated documentation for issues #4800, #3709, #3573, #2211 and #2414 (#5656)
• Added poetry.toml note in configuration (#5492)
• Add documentation for poetry about, poetry help, poetrylist, and the --full-path and --all options documentation (#5664)
• Added more clarification to the --why flag (#5653)
• Updated documentation to refer to PowerShell for Windows, including instructions (#3978, #5618)
• Added PEP 508 name requirement (#5642)
• Added example for each section of pyproject.toml (#5585)
• Added documentation for --local to fix issue #5623 (#5629)
• Added troubleshooting documentation for using proper quotation with ZSH (#4847)
• Added information on git and basic http auth (#5578)
• Removed ambiguity about PEP 440 and semver (#5576)
• Removed Pipenv comparison (#5561)
• Improved dependency group related documentation (#5338)
• Added documentation for default directories used by Poetry (#5391)
• Added warning about credentials preserved in shell history (#5726)
• Improved documentation of the readme option, including multiple files and additional formats (#5158)
• Improved contributing documentation (#5708)
• Remove all references to --dev-only option (#5771)

1.2.0b1 - 2022-03-17 #

Fixed #

• Fixed an issue where the system environment couldn’t be detected (#4406).
• Fixed another issue where the system environment couldn’t be detected (#4433).
• Replace deprecated requests parameter in uploader (#4580).
• Fix an issue where venv are detected as broken when using MSys2 on windows (#4482).
• Fixed an issue where the cache breaks on windows (#4531).
• Fixed an issue where a whitespace before a semicolon was missing on poetry export (#4575).
• Fixed an issue where markers were not correctly assigned to nested dependencies (#3511).
• Recognize one digit version in wheel filenames (#3338).
• Fixed an issue when locale is unset (#4038).
• Fixed an issue where the fallback to another interpreter didn’t work (#3475).
• Merge any marker constraints into constraints with specific markers (#4590).
• Normalize path before hashing so that the generated venv name is independent of case on Windows (#4813).
• Fixed an issue where a dependency wasn’t upgrade by using @latest on poetry update (#4945).
• Fixed an issue where conda envs in windows are always reported as broken(#5007).
• Fixed an issue where Poetry doesn’t find its own venv on poetry self update (#5049).
• Fix misuse of pretty_constraint (#4932).
• Fixed an issue where the reported python version used for venv creation wasn’t correct (#5086).
• Fixed an issue where the searched package wasn’t display in the interactive dialog of poetry init (#5076).
• Fixed an issue where Poetry raises an exception on poetry show when no lock files exists (#5242).
• Fixed an issue where Poetry crashes when optional vcs_info.requested_version in direct_url.json wasn’t included (#5274).
• Fixed an issue where dependencies with extras were updated despite using --no-update (#4618).
• Fixed various places where poetry writes messages to stdout instead of stderr (#4110, #5179).
• Ensured that when complete packages are created dependency inherits source and resolved refs from package (#4604).
• Ensured that when complete packages are created dependency inherits subdirectory from package if supported (#4604).
• Fixed an issue where POETRY_EXPERIMENTAL_NEW_INSTALLER needs to be set to an empty string to disable it (#3811).

Added #

• poetry show <package> now also shows which packages depend on it (#2351).
• The info dialog by poetry about now contains version information about installed poetry and poetry-core (#5288).
• Print error message when poetry publish fails (#3549).
• Added in info output to poetry lock --check (#5081).
• Added new argument --all for poetry env remove to delete all venv of a project at once (#3212).
• Added new argument --without-urls for poetry export to exclude source repository urls from the exported file (#4763).
• Added a new installer.max-workers property to the configuration (#3516).
• Added experimental option virtualenvs.prefer-active-python to detect current activated python (#4852).
• Added better windows shell support (#5053).

Changed #

• Drop python3.6 support (#5055).
• Exit with callable return code in generated script (#4456).
• Internal use of the pep517 high level interfaces for package metadata inspections have been replaced with the build package. (#5155).
• Poetry now raises an error if the python version in the project environment is no longer compatible with the project (#4520).

1.1.13 - 2022-02-10 #

Fixed #

• Fixed an issue where envs in MSYS2 always reported as broken (#4942)
• Fixed an issue where conda envs in windows are always reported as broken(#5008)
• Fixed an issue where Poetry doesn’t find its own venv on poetry self update (#5048)

1.1.12 - 2021-11-27 #

Fixed #

• Fixed broken caches on Windows due to Path starting with a slash (#4549)
• Fixed JSONDecodeError when installing packages by updating cachecontrol version (#4831)
• Fixed dropped markers in dependency walk (#4686)

1.1.11 - 2021-10-04 #

Fixed #

• Fixed errors when installing packages on Python 3.10. (#4592)
• Fixed an issue where the wrong git executable could be used on Windows. (python-poetry/poetry-core#213)
• Fixed an issue where the Python 3.10 classifier was not automatically added. (python-poetry/poetry-core#215)

1.1.10 - 2021-09-21 #

Fixed #

• Fixed an issue where non-sha256 hashes were not checked. (#4529)

1.1.9 - 2021-09-18 #

Fixed #

• Fixed a security issue where file hashes were not checked prior to installation. (#4420, #4444, python-poetry/poetry-core#193)
• Fixed the detection of the system environment when the setting virtualenvs.create is deactivated. (#4507)
• Fixed an issue where unsafe parameters could be passed to git commands. (python-poetry/poetry-core#203)
• Fixed an issue where the wrong git executable could be used on Windows. (python-poetry/poetry-core#205)

1.1.8 - 2021-08-19 #

Fixed #

• Fixed an error with repository prioritization when specifying secondary repositories. (#4241)
• Fixed the detection of the system environment when the setting virtualenvs.create is deactivated. (#4330, #4407)
• Fixed the evaluation of relative path dependencies. (#4246)
• Fixed environment detection for Python 3.10 environments. (#4387)
• Fixed an error in the evaluation of in/not in markers (python-poetry/poetry-core#189)

1.2.0a2 - 2021-08-01 #

Added #

• Poetry now supports dependency groups. (#4260)
• The install command now supports a --sync option to synchronize the environment with the lock file. (#4336)

Changed #

• Improved the way credentials are retrieved to better support keyring backends. (#4086)
• The --remove-untracked option of the install command is now deprecated in favor of the new --sync option. (#4336)
• The user experience when installing dependency groups has been improved. (#4336)

Fixed #

• Fixed performance issues when resolving dependencies. (#3839)
• Fixed an issue where transitive dependencies of directory or VCS dependencies were not installed or otherwise removed. (#4202)
• Fixed the behavior of the init command in non-interactive mode. (#2899)
• Fixed the detection of the system environment when the setting virtualenvs.create is deactivated. (#4329)
• Fixed the display of possible solutions for some common errors. (#4332)

1.1.7 - 2021-06-25 #

Note: Lock files might need to be regenerated for the first fix below to take effect. You can use poetry lock to do so without the --no-update option.

Changed #

• This release is compatible with the install-poetry.py installation script to ease the migration path from 1.1 releases to 1.2 releases. (#4192)

Fixed #

• Fixed an issue where transitive dependencies of directory or VCS dependencies were not installed or otherwise removed. (#4203)
• Fixed an issue where the combination of the --tree and --no-dev options for the show command was still displaying development dependencies. (#3992)

1.2.0a1 - 2021-05-21 #

This release is the first testing release of the upcoming 1.2.0 version.

It drops support for Python 2.7 and 3.5.

Added #

• Poetry now supports a plugin system to alter or expand Poetry’s functionality. (#3733)
• Poetry now supports PEP 610. (#3876)
• Several configuration options to better control the way virtual environments are created are now available. (#3157, #3711).
• The new command now supports namespace packages. (#2768)
• The add command now supports the --editable option to add packages in editable mode. (#3940)

Changed #

• Python 2.7 and 3.5 are no longer supported. (#3405)
• The usage of the get-poetry.py script is now deprecated and is replaced by the install-poetry.py script. (#3706)
• Directory dependencies are now in non-develop mode by default. (poetry-core#98)
• Improved support for PEP 440 specific versions that do not abide by semantic versioning. (poetry-core#140)
• Improved the CLI experience and performance by migrating to the latest version of Cleo. (#3618)
• Packages previously considered as unsafe (pip, setuptools, wheels and distribute) can now be managed as any other package. (#2826)
• The new command now defaults to the Markdown format for README files. (#2768)

Fixed #

• Fixed an error where command line options were not taken into account when using the run command. (#3618)
• Fixed an error in the way custom repositories were resolved. (#3406)

1.1.6 - 2021-04-14 #

Fixed #

• Fixed export format for path dependencies. (#3121)
• Fixed errors caused by environment modification when executing some commands. (#3253)
• Fixed handling of wheel files with single-digit versions. (#3338)
• Fixed an error when handling single-digit Python markers. (poetry-core#156)
• Fixed dependency markers not being properly copied when changing the constraint leading to resolution errors. (poetry-core#163)
• Fixed an error where VCS dependencies were always updated. (#3947)
• Fixed an error where the incorrect version of a package was locked when using environment markers. (#3945)

1.1.5 - 2021-03-03 #

Fixed #

• Fixed an error in the export command when no lock file existed and a verbose flag was passed to the command. (#3310)
• Fixed an error where the pyproject.toml was not reverted when using the add command. (#3622)
• Fixed errors when using non-HTTPS indices. (#3622)
• Fixed errors when handling simple indices redirection. (#3622)
• Fixed errors when trying to handle newer wheels by using the latest version of poetry-core and packaging. (#3677)
• Fixed an error when using some versions of poetry-core due to an incorrect import . (#3696)

1.1.4 - 2020-10-23 #

Added #

• Added installer.parallel boolean flag (defaults to true) configuration to enable/disable parallel execution of operations when using the new installer. (#3088)

Changed #

• When using system environments as an unprivileged user, user site and bin directories are created if they do not already exist. (#3107)

Fixed #

• Fixed editable installation of poetry projects when using system environments. (#3107)
• Fixed locking of nested extra activations. If you were affected by this issue, you will need to regenerate the lock file using poetry lock --no-update. (#3229)
• Fixed prioritisation of non-default custom package sources. (#3251)
• Fixed detection of installed editable packages when non-poetry managed .pth file exists. (#3210)
• Fixed scripts generated by editable builder to use valid import statements. (#3214)
• Fixed recursion error when locked dependencies contain cyclic dependencies. (#3237)
• Fixed propagation of editable flag for VCS dependencies. (#3264)

1.1.3 - 2020-10-14 #

Changed #

• Python version support deprecation warning is now written to stderr. (#3131)

Fixed #

• Fixed KeyError when PATH is not defined in environment variables. (#3159)
• Fixed error when using config command in a directory with an existing pyproject.toml without any Poetry configuration. (#3172)
• Fixed incorrect inspection of package requirements when same dependency is specified multiple times with unique markers. (#3147)
• Fixed show command to use already resolved package metadata. (#3117)
• Fixed multiple issues with export command output when using requirements.txt format. (#3119)

1.1.2 - 2020-10-06 #

Changed #

• Dependency installation of editable packages and all uninstall operations are now performed serially within their corresponding priority groups. (#3099)
• Improved package metadata inspection of nested poetry projects within project path dependencies. (#3105)

Fixed #

• Fixed export of requirements.txt when project dependency contains git dependencies. (#3100)

1.1.1 - 2020-10-05 #

Added #

• Added --no-update option to lock command. (#3034)

Fixed #

• Fixed resolution of packages with missing required extras. (#3035)
• Fixed export of requirements.txt dependencies to include development dependencies. (#3024)
• Fixed incorrect selection of unsupported binary distribution formats when selecting a package artifact to install. (#3058)
• Fixed incorrect use of system executable when building package distributions via build command. (#3056)
• Fixed errors in init command when specifying --dependency in non-interactive mode when a pyproject.toml file already exists. (#3076)
• Fixed incorrect selection of configured source url when a publish repository url configuration with the same name already exists. (#3047)
• Fixed dependency resolution issues when the same package is specified in multiple dependency extras. (#3046)

1.1.0 - 2020-10-01 #

Changed #

• The init command will now use existing pyproject.toml if possible (#2448).
• Error messages when metadata information retrieval fails have been improved (#2997).

Fixed #

• Fixed parsing of version constraint for rc prereleases (#2978).
• Fixed how some metadata information are extracted from setup.cfg files (#2957).
• Fixed return codes returned by the executor (#2981).
• Fixed whitespaces not being accepted for the list of extras when adding packages (#2985).
• Fixed repositories specified in the pyproject.toml file not being taken into account for authentication when downloading packages (#2990).
• Fixed permission errors when installing the root project if the site-packages directory is not writeable (#3002).
• Fixed environment marker propagation when exporting to the requirements.txt format (#3002).
• Fixed errors when paths in run command contained spaces (#3015).

1.1.0rc1 - 2020-09-25 #

Changed #

• The virtualenvs.in-project setting will now always be honored, if set explicitly, regardless of the presence of a .venv directory (#2771).
• Adding packages already present in the pyproject.toml file will no longer raise an error (#2886).
• Errors when authenticating against custom repositories will now be logged (#2577).

Fixed #

• Fixed an error on Python 3.5 when resolving URL dependencies (#2954).
• Fixed the dependency option of the init command being ignored (#2587).
• Fixed the show command displaying erroneous information following the changes in the lock file format (#2967).
• Fixed dependency resolution errors due to invalid python constraints propagation (#2968).

1.1.0b4 - 2020-09-23 #

Changed #

• When running under Python 2.7 on Windows, install command will be limited to one worker to mitigate threading issue (#2941).

1.1.0b3 - 2020-09-18 #

Changed #

• Improved the error reporting when HTTP error are encountered for legacy repositories (#2459).
• When displaying the name of packages retrieved from remote repositories, the original name will now be used (#2305).
• Failed package downloads will now be retried on connection errors (#2813).
• Path dependencies will now be installed as editable only when develop option is set to true (#2887).

Fixed #

• Fixed the detection of the type of installed packages (#2722).
• Fixed deadlocks when installing packages on systems not supporting non-ascii characters (#2721).
• Fixed handling of wildcard constraints for packages with prereleases only (#2821).
• Fixed dependencies of some packages not being discovered by ensuring we use the PEP-516 backend if specified (#2810).
• Fixed recursion errors when retrieving extras (#2787).
• Fixed PyPI always being displayed when publishing even for custom repositories (#2905).
• Fixed handling of packages extras when resolving dependencies (#2887).

1.1.0b2 - 2020-07-24 #

Changed #

• Added support for build scripts without the setup.py file generation in the editable builder (#2718).

Fixed #

• Fixed an error occurring when using older lock files (#2717).

1.1.0b1 - 2020-07-24 #

Changed #

• Virtual environments will now exclusively be built with virtualenv (#2666).
• Support for Python 2.7 and 3.5 is now officially deprecated and a warning message will be displayed (#2683).
• Improved metadata inspection of packages by using the PEP-517 build system (#2632).

Fixed #

• Fixed parallel tasks not being cancelled when the installation is interrupted or has failed (#2656).
• Fixed an error where the editable builder would not expose all packages (#2664).
• Fixed an error for Python 2.7 when a file could not be downloaded in the installer (#2709).
• Fixed the lock file content-hash value not being updated when using the add and remove commands (#2710).
• Fixed incorrect resolution errors being raised for packages with python requirements (#2712).
• Fixed an error causing the build log messages to no longer be displayed (#2715).

1.0.10 - 2020-07-21 #

Changed #

• The lock files are now versioned to ease transitions for lock file format changes, with warnings being displayed on incompatibility detection (#2695).
• The init and new commands will now provide hints on invalid given licenses (#1634).

Fixed #

• Fixed error messages when the authors specified in the pyproject.toml file are invalid (#2525).
• Fixed empty .venv directories being deleted (#2064).
• Fixed the shell command for tcsh shells (#2583).
• Fixed errors when installing directory or file dependencies in some cases (#2582).

1.1.0a3 - 2020-07-10 #

Added #

• New installer which provides a faster and better experience (#2595).

Fixed #

• Fixed resolution error when handling duplicate dependencies with environment markers (#2622).
• Fixed erroneous resolution errors when resolving packages to install (#2625).
• Fixed errors when detecting installed editable packages (#2602).

1.1.0a2 - 2020-06-26 #

Note that lock files generated with this release are not compatible with previous releases of Poetry.

Added #

• The install command now supports a --remove-untracked option to ensure only packages from the lock file are present in the environment (#2172).
• Some errors will now be provided with possible solutions and links to the documentation (#2396).

Changed #

• Editable installations of Poetry projects have been improved and are now faster (#2360).
• Improved the accuracy of the dependency resolver in case of dependencies with environment markers (#2361)
• Environment markers of dependencies are no longer stored in the lock file (#2361).
• Improved the way connection errors are handled when publishing (#2285).

Fixed #

• Fixed errors when handling duplicate dependencies with environment markers (#2342).
• Fixed the detection of installed packages (#2360).

1.1.0a1 - 2020-03-27 #

This release must be downloaded via the get-poetry.py script and not via the self update command.

Added #

• Added a new --dry-run option to the publish command (#2199).

Changed #

• The core features of Poetry have been extracted in to a separate library: poetry-core (#2212).
• The build backend is no longer poetry.masonry.api but poetry.core.masonry.api which requires poetry-core>=1.0.0a5 (#2212).
• The exceptions are now beautifully displayed in the terminal with various level of details depending on the verbosity (2230).

1.0.9 - 2020-06-09 #

Fixed #

• Fixed an issue where packages from custom indices where continuously updated (#2525).
• Fixed errors in the way Python environment markers were parsed and generated (#2526).

1.0.8 - 2020-06-05 #

Fixed #

• Fixed a possible error when installing the root package (#2505).
• Fixed an error where directory and VCS dependencies were not installed (#2505).

1.0.7 - 2020-06-05 #

Fixed #

• Fixed an error when trying to execute some packages setup.py file (#2349).

1.0.6 - 2020-06-05 #

Changed #

• The self update command has been updated in order to handle future releases of Poetry (#2429).

Fixed #

• Fixed an error were a new line was not written when displaying the virtual environment’s path with env info (#2196).
• Fixed a misleading error message when the packages property was empty (#2265).
• Fixed shell detection by using environment variables (#2147).
• Fixed the removal of VCS dependencies (#2239).
• Fixed generated wheel ABI tags for Python 3.8 (#2121).
• Fixed a regression when building stub-only packages (#2000).
• Fixed errors when parsing PEP-440 constraints with whitespace (#2347).
• Fixed PEP 508 representation of VCS dependencies (#2349).
• Fixed errors when source distributions were read-only (#1140).
• Fixed dependency resolution errors and inconsistencies with directory, file and VCS dependencies (#2398).
• Fixed custom repositories information not being properly locked (#2484).

1.0.5 - 2020-02-29 #

Fixed #

• Fixed an error when building distributions if the git executable was not found (#2105).
• Fixed various errors when reading Poetry’s TOML files by upgrading tomlkit.

1.0.4 - 2020-02-28 #

Fixed #

• Fixed the PyPI URL used when installing packages (#2099).
• Fixed errors when the author’s name contains special characters (#2006).
• Fixed VCS excluded files detection when building wheels (#1947).
• Fixed packages detection when building sdists (#1626).
• Fixed the local .venv virtual environment not being displayed in env list (#1762).
• Fixed incompatibilities with the most recent versions of virtualenv (#2096).
• Fixed Poetry’s own vendor dependencies being retrieved when updating dependencies (#1981).
• Fixed encoding of credentials in URLs (#1911).
• Fixed url constraints not being accepted in multi-constraints dependencies (#2035).
• Fixed an error where credentials specified via environment variables were not retrieved (#2061).
• Fixed an error where git dependencies referencing tags were not locked to the corresponding commit (#1948).
• Fixed an error when parsing packages setup.py files (#2041).
• Fixed an error when parsing some git URLs (#2018).

1.0.3 - 2020-01-31 #

Fixed #

• Fixed an error which caused the configuration environment variables (like POETRY_HTTP_BASIC_XXX_PASSWORD) to not be used (#1909).
• Fixed an error where the --help option was not working (#1910).
• Fixed an error where packages from private indices were not decompressed properly (#1851).
• Fixed an error where the version of some PEP-508-formatted wheel dependencies was not properly retrieved (#1932).
• Fixed internal regexps to avoid potential catastrophic backtracking errors (#1913).
• Fixed performance issues when custom indices were defined in the pyproject.toml file (#1892).
• Fixed the get_requires_for_build_wheel() function of masonry.api which wasn’t returning the proper result (#1875).

1.0.2 - 2020-01-10 #

Fixed #

• Reverted a previous fix (#1796) which was causing errors for projects with file and/or directory dependencies (#1865).

1.0.1 - 2020-01-10 #

Fixed #

• Fixed an error in env use where the wrong Python executable was being used to check compatibility (#1736).
• Fixed an error where VCS dependencies were not properly categorized as development dependencies (#1725).
• Fixed an error where some shells would no longer be usable after using the shell command (#1673).
• Fixed an error where explicitly included files where not included in wheel distributions (#1750).
• Fixed an error where some Git dependencies url were not properly parsed (#1756).
• Fixed an error in the env commands on Windows if the path to the executable contained a space (#1774).
• Fixed several errors and UX issues caused by keyring on some systems (#1788).
• Fixed errors when trying to detect installed packages (#1786).
• Fixed an error when packaging projects where Python packages were not properly detected (#1592).
• Fixed an error where local file dependencies were exported as editable when using the export command (#1840).
• Fixed the way environment markers are propagated and evaluated when resolving dependencies (#1829, #1789).
• Fixed an error in the PEP-508 compliant representation of directory and file dependencies (#1796).
• Fixed an error where invalid virtual environments would be silently used. They will not be recreated and a warning will be displayed (#1797).
• Fixed an error where dependencies were not properly detected when reading the setup.py file in some cases (#1764).

1.0.0 - 2019-12-12 #

Added #

• Added an export command to export the lock file to other formats (only requirements.txt is currently supported).
• Added a env info command to get basic information about the current environment.
• Added a env use command to control the Python version used by the project.
• Added a env list command to list the virtualenvs associated with the current project.
• Added a env remove command to delete virtualenvs associated with the current project.
• Added support for POETRY_HOME declaration within get-poetry.py.
• Added support for declaring a specific source for dependencies.
• Added support for disabling PyPI and making another repository the default one.
• Added support for declaring private repositories as secondary.
• Added the ability to specify packages on a per-format basis.
• Added support for custom urls in metadata.
• Full environment markers are now supported for dependencies via the markers property.
• Added the ability to specify git dependencies directly in add, it no longer requires the --git option.
• Added the ability to specify path dependencies directly in add, it no longer requires the --path option.
• Added support for url dependencies (#1260).
• Publishing to PyPI using API tokens is now supported (#1275).
• Licenses can now be identified by their full name.
• Added support for custom certificate authority and client certificates for private repositories.
• Poetry can now detect and use Conda environments.

Changed #

• Slightly changed the lock file, making it potentially incompatible with previous Poetry versions.
• The cache:clear command has been renamed to cache clear.
• The debug:info command has been renamed to debug info.
• The debug:resolve command has been renamed to debug resolve.
• The self:update command has been renamed to self update.
• Changed the way virtualenvs are stored (names now depend on the project’s path).
• The --git option of the add command has been removed.
• The --path option of the add command has been removed.
• The add command will now automatically select the latest prerelease if only prereleases are available.
• The add command can now update a dependencies if an explicit constraint is given (#1221).
• Removed the --develop option from the install command.
• Improved UX when searching for packages in the init command.
• The shell command has been improved.
• The poetry run command now uses os.execvp() rather than spawning a new subprocess.
• Specifying dependencies with allows-prereleases in the pyproject.toml file is deprecated for consistency with the add command. Use allow-prereleases instead.
• Improved the error message when the lock file is invalid.
• Whenever Poetry needs to use the “system” Python, it will now call sys.executable instead of the python command.
• Improved the error message displayed on conflicting Python requirements (#1681).
• Improved the site-packages directory detection (#1683).

Fixed #

• Fixed transitive extra dependencies being removed when updating a specific dependency.
• The pyproject.toml configuration is now properly validated.
• Fixed installing Poetry-based packages breaking with pip.
• Fixed packages with empty markers being added to the lock file.
• Fixed invalid lock file generation in some cases.
• Fixed local version identifier handling in wheel file names.
• Fixed packages with invalid metadata triggering an error instead of being skipped.
• Fixed the generation of invalid lock files in some cases.
• Git dependencies are now properly locked to a specific revision when specifying a branch or a tag.
• Fixed the behavior of the ~= operator.
• Fixed dependency resolution for conditional development dependencies.
• Fixed generated dependency constraints when they contain inequality operators.
• The run command now properly handles the -- separator.
• Fixed some issues with path dependencies being seen as git dependencies.
• Fixed various issues with the way extra markers in dependencies were handled.
• Fixed the option conflicts in the run command.
• Fixed wrong latest version being displayed when executing show -l.
• Fixed TooManyRedirects errors being raised when resolving dependencies.
• Fixed custom indices dependencies being constantly updated.
• Fixed the behavior of the --install option of the debug resolve command.
• Fixed an error in show when using the -o/--outdated option.
• Fixed PEP 508 url dependency handling.
• Fixed excluded files via the exclude being included in distributions.
• Fixed an error in env use if the virtualenvs.in-project setting is activated (#1682)
• Fixed handling of empty and any markers in unions of markers (#1650).

0.12.17 - 2019-07-03 #

Fixed #

• Fixed dependency resolution with circular dependencies.
• Fixed encoding errors when reading files on Windows. (Thanks to @vlcinsky)
• Fixed unclear errors when executing commands in virtual environments. (Thanks to @Imaclean74)
• Fixed handling of .venv when it’s not a directory. (Thanks to @mpanarin)

0.12.16 - 2019-05-17 #

Fixed #

• Fixed packages with no hashes retrieval for legacy repositories.
• Fixed multiple constraints for dev dependencies.
• Fixed dependency resolution failing on badly formed package versions instead of skipping.
• Fixed permissions of built wheels.

0.12.15 - 2019-05-03 #

Fixed #

• Fixed an AttributeError in the editable builder.
• Fixed resolution of packages with only Python 3 wheels and sdist when resolving for legacy repositories.
• Fixed non-sha256 hashes retrieval for legacy repositories.

0.12.14 - 2019-04-26 #

Fixed #

• Fixed root package installation for pure Python packages.

0.12.13 - 2019-04-26 #

Fixed #

• Fixed root package installation with pip>=19.0.
• Fixed packages not being removed after using the remove command.

0.12.12 - 2019-04-11 #

Fixed #

• Fix lock idempotency.
• Fix markers evaluation for python_version with precision < 3.
• Fix permissions of the dist-info files.
• Fix prepare_metadata_for_build_wheel() missing in the build backend.
• Fix metadata inconsistency between wheels and sdists.
• Fix parsing of platform_release markers.
• Fix metadata information when the project has git dependencies.
• Fix error reporting when publishing fails.
• Fix retrieval of extras_require in some setup.py files. (Thanks to @asodeur)
• Fix wheel compression when building. (Thanks to @ccosby)
• Improve retrieval of information for packages with two python specific wheels.
• Fix request authentication when credentials are included in URLs. (Thanks to @connorbrinton)

0.12.11 - 2019-01-13 #

Fixed #

• Fixed the way packages information are retrieved for legacy repositories.
• Fixed an error when adding packages with invalid versions.
• Fixed an error when resolving directory dependencies with no sub dependencies.
• Fixed an error when locking packages with no description.
• Fixed path resolution for transitive file dependencies.
• Fixed multiple constraints handling for the root package.
• Fixed exclude functionality on case sensitive systems.

0.12.10 - 2018-11-22 #

Fixed #

• Fixed run not executing scripts.
• Fixed environment detection.
• Fixed handling of authentication for legacy repositories.

0.12.9 - 2018-11-19 #

Fixed #

• Fixed executables from outside the virtualenv not being accessible.
• Fixed a possible error when building distributions with the exclude option.
• Fixed the run command for namespaced packages.
• Fixed errors for virtualenvs with spaces in their path.
• Fixed prerelease versions being selected with the add command.

0.12.8 - 2018-11-13 #

Fixed #

• Fixed permission errors when adding/removing git dependencies on Windows.
• Fixed Pool not raising an exception when no package could be found.
• Fixed reading bz2 source distribution.
• Fixed handling of arbitrary equals in InstalledRepository.

0.12.7 - 2018-11-08 #

Fixed #

• 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.
• Fixed invalid transitive constraints raising an error for legacy repositories.

0.12.6 - 2018-11-05 #

Changed #

• 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.

Fixed #

• 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.

0.12.5 - 2018-10-26 #

Fixed #

• 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.

0.12.4 - 2018-10-21 #

Fixed #

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

0.12.3 - 2018-10-18 #

Fixed #

• 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.

0.12.2 - 2018-10-17 #

Fixed #

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

0.12.1 - 2018-10-17 #

Fixed #

• Fixed an error when license is unspecified.

0.12.0 - 2018-10-17 #

Added #

• Added a brand new installer.
• Added support for multi-constraints dependencies.
• Added a cache version system.
• Added a --lock option to update to only update the lock file without executing operations. (Thanks to @greysteil)
• Added support for the Project-URL metadata.
• Added support for optional scripts.
• Added a --no-dev option to show. (Thanks to @rodcloutier)

Changed #

• Improved virtualenv detection and management.
• Wildcard python dependencies are now equivalent to ~2.7 || ^3.4.
• Changed behavior of the resolver for conditional dependencies.
• The install command will now install the current project in editable mode.
• The develop command is now deprecated in favor of install.
• Improved the check command.
• Empty passwords are now supported when publishing.

Fixed #

• Fixed a memory leak in the resolver.
• Fixed a recursion error on duplicate dependencies with only different extras.
• Fixed handling of extras.
• Fixed duplicate entries in both sdist and wheel.
• Fixed excluded files appearing in the package_data of the generated setup.py.
• Fixed transitive directory dependencies installation.
• Fixed file permissions for configuration and authentication files.
• Fixed an error in cache:clear for Python 2.7.
• Fixed publishing for the first time with a prerelease.

0.11.5 - 2018-09-04 #

Fixed #

• 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.

0.11.4 - 2018-07-30 #

Fixed #

• 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.

0.11.3 - 2018-07-26 #

Changed #

• Poetry now only uses TOML Kit for TOML files manipulation.
• Improved dependency resolution debug information.

Fixed #

• Fixed missing dependency information for some packages.
• Fixed handling of single versions when packaging.
• Fixed dependency information retrieval from .zip and .bz2 archives.
• Fixed searching for and installing packages from private repositories with authentication. (Thanks to @MarcDufresne)
• Fixed a potential error when checking the pyproject.toml validity. (Thanks to @ojii)
• Fixed the lock file not tracking the extras information from pyproject.toml. (Thanks to @cauebs)
• Fixed missing trailing slash in the Simple API urls for private repositories. (Thanks to @bradsbrown)

0.11.2 - 2018-07-03 #

Fixed #

• Fixed missing dependencies when resolving in some cases.
• Fixed path dependencies not working in dev-dependencies.
• Fixed license validation in init. (Thanks to @cauebs)

0.11.1 - 2018-06-29 #

Fixed #

• Fixed an error when locking dependencies on Python 2.7.

0.11.0 - 2018-06-28 #

Added #

• Added support for packages, include and exclude properties.
• Added a new shell command. (Thanks to @cauebs)
• Added license validation in init command.

Changed #

• Changed the dependency installation order, deepest dependencies are now installed first.
• Improved solver error messages.
• poetry now always reads/writes the pyproject.toml file with the utf-8 encoding.
• config --list now lists all available settings.
• init no longer adds pytest to development dependencies.

Fixed #

• Fixed handling of duplicate dependencies with different constraints.
• Fixed system requirements in lock file for sub dependencies.
• Fixed detection of new prereleases.
• Fixed unsafe packages being locked.
• Fixed versions detection in custom repositories.
• Fixed package finding with multiple custom repositories.
• Fixed handling of root incompatibilities.
• Fixed an error where packages from custom repositories would not be found.
• Fixed wildcard Python requirement being wrongly set in distributions metadata.
• Fixed installation of packages from a custom repository.
• Fixed remove command’s case sensitivity. (Thanks to @cauebs)
• Fixed detection of .egg-info directory for non-poetry projects. (Thanks to @gtors)
• Fixed only-wheel builds. (Thanks to @gtors)
• Fixed key and array order in lock file to avoid having differences when relocking.
• Fixed errors when git could not be found.

0.10.3 - 2018-06-04 #

Fixed #

• Fixed self:update command on Windows.
• Fixed self:update not picking up new versions.
• Fixed a RuntimeError on Python 3.7.
• Fixed bad version number being picked with private repositories.
• Fixed handling of duplicate dependencies with same constraint.
• Fixed installation from custom repositories.
• Fixed setting an explicit version in version command.
• Fixed parsing of wildcards version constraints.

0.10.2 - 2018-05-31 #

Fixed #

• Fixed handling of in environment markers with commas.
• Fixed a UnicodeDecodeError when an error occurs in venv.
• Fixed Python requirements not properly set when resolving dependencies.
• Fixed terminal coloring being activated even if not supported.
• Fixed wrong executable being picked up on Windows in poetry run.
• Fixed error when listing distribution links for private repositories.
• Fixed handling of PEP 440 ~= version constraint.

0.10.1 - 2018-05-28 #

Fixed #

• Fixed packages not found for prerelease version constraints when resolving dependencies.
• Fixed init and add commands.

0.10.0 - 2018-05-28 #

Added #

• Added a new, more efficient dependency resolver.
• Added a new init command to generate a pyproject.toml file in existing projects.
• Added a new setting settings.virtualenvs.in-project to make poetry create the project’s virtualenv inside the project’s directory.
• Added the --extras and --python options to debug:resolve to help debug dependency resolution.
• Added a --src option to new command to create an src layout.
• Added support for specifying the platform for dependencies.
• Added the --python option to the add command.
• Added the --platform option to the add command.
• Added a --develop option to the install command to install path dependencies in development/editable mode.
• Added a develop command to install the current project in development mode.

Changed #

• Improved the show command to make it easier to check if packages are properly installed.
• The script command has been deprecated, use run instead.
• The publish command no longer build packages by default. Use --build to retrieve the previous behavior.
• Improved support for private repositories.
• Expanded version constraints now keep the original version’s precision.
• The lock file hash no longer uses the project’s name and version.
• The LICENSE file, or similar, is now automatically added to the built packages.

Fixed #

• Fixed the dependency resolver selecting incompatible packages.
• Fixed override of dependency with dependency with extras in dev-dependencies.

0.9.1 - 2018-05-18 #

Fixed #

• Fixed handling of package names with dots. (Thanks to bertjwregeer)
• Fixed path dependencies being resolved from the current path instead of the pyproject.toml file. (Thanks to radix)

0.9.0 - 2018-05-07 #

Added #

• Added the cache:clear command.
• Added support for git dependencies in the add command.
• Added support for path dependencies in the add command.
• Added support for extras in the add command.
• Added support for directory dependencies.
• Added support for src/ layout for packages.
• Added automatic detection of .venv virtualenvs.

Changed #

• Drastically improved dependency resolution speed.
• Dependency resolution caches now use sha256 hashes.
• Changed CLI error style.
• Improved debugging of dependency resolution.
• Poetry now attempts to find pyproject.toml not only in the directory it was invoked in, but in all its parents up to the root. This allows to run Poetry commands in project subdirectories.
• Made the email address for authors optional.

Fixed #

• Fixed handling of extras when resolving dependencies.
• Fixed self:update command for some installation.
• Fixed handling of extras when building projects.
• Fixed handling of wildcard dependencies wen packaging/publishing.
• Fixed an error when adding a new packages with prereleases in lock file.
• Fixed packages name normalization.

0.8.6 - 2018-04-30 #

Fixed #

• Fixed config files not being created.

0.8.5 - 2018-04-19 #

Fixed #

• Fixed a bug in dependency resolution which led to installation errors.
• Fixed a bug where malformed sdists would lead to dependency resolution failing.

0.8.4 - 2018-04-18 #

Fixed #

• Fixed a bug where dependencies constraints in lock were too strict.
• Fixed unicode error in search command for Python 2.7.
• Fixed error with git dependencies.

0.8.3 - 2018-04-16 #

Fixed #

• Fixed platform verification which led to missing packages.
• Fixed duplicates in pyproject.lock.

0.8.2 - 2018-04-14 #

Fixed #

• Fixed add command picking up prereleases by default.
• Fixed dependendency resolution on Windows when unpacking distributions.
• Fixed dependency resolution with post releases.
• Fixed dependencies being installed even if not necessary for current system.

0.8.1 - 2018-04-13 #

Fixed #

• Fixed resolution with bad (empty) releases.
• Fixed version for prereleases.
• Fixed search not working outside of a project.
• Fixed self:update not working outside of a project.

0.8.0 - 2018-04-13 #

Added #

• Added support for Python 2.7.
• Added a fallback mechanism for missing dependencies.
• Added the search command.
• Added support for local files as dependencies.
• Added the self:update command.

Changes #

• Improved dependency resolution time by using cache control.

Fixed #

• Fixed install_requires and extras in generated sdist.
• Fixed dependency resolution crash with malformed dependencies.
• Fixed errors when license metadata is not set.
• Fixed missing information in lock file.

0.7.1 - 2018-04-05 #

Fixed #

• Fixed dependency resolution for custom repositories.

0.7.0 - 2018-04-04 #

Added #

• Added compatibility with Python 3.4 and 3.5.
• Added the version command to automatically bump the package’s version.
• Added a standalone installer to install poetry isolated.
• Added support for classifiers in pyproject.toml.
• Added the script command.

Changed #

• Improved dependency resolution to avoid unnecessary operations.
• Improved dependency resolution speed.
• Improved CLI reactivity by deferring imports.
• License classifer is not automatically added to classifers.

Fixed #

• Fixed handling of markers with the in operator.
• Fixed update not properly adding new packages to the lock file.
• Fixed solver adding uninstall operations for non-installed packages.
• Fixed new command creating invalid pyproject.toml files.

0.6.5 - 2018-03-22 #

Fixed #

• Fixed handling of extras in wheels metadata.

0.6.4 - 2018-03-21 #

Added #

• Added a debug:info command to get information about current environment.

Fixed #

• Fixed Python version retrieval inside virtualenvs.
• Fixed optional dependencies being set as required in sdist.
• Fixed --optional option in the add command not being used.

0.6.3 - 2018-03-20 #

Fixed #

• Fixed built wheels not getting information from the virtualenv.
• Fixed building wheel with conditional extensions.
• Fixed missing files in built wheel with extensions.
• Fixed call to venv binaries on windows.
• Fixed subdependencies representation in lock file.

0.6.2 - 2018-03-19 #

Changed #

• Changed how wilcard constraints are handled.

Fixed #

• Fixed errors with pip 9.0.2.

0.6.1 - 2018-02-18 #

Fixed #

• Fixed wheel entry points being written on a single line.
• Fixed wheel metadata (Tag and Root-Is-Purelib).

0.6.0 - 2018-03-16 #

Added #

• Added support for virtualenv autogeneration (Python 3.6+ only).
• Added the run command to execute commands inside the created virtualenvs.
• Added the debug:resolve command to debug dependency resolution.
• Added pyproject.toml file validation.
• Added support for Markdown readme files.

Fixed #

• Fixed color displayed in show command for semver-compatible updates.
• Fixed Python requirements in publishing metadata.
• Fixed update command reinstalling every dependency.

0.5.0 - 2018-03-14 #

Added #

• Added experimental support for package with C extensions.

Changed #

• Added hashes check when installing packages.

Fixed #

• Fixed handling of post releases.
• Fixed python restricted dependencies not being checked against virtualenv version.
• Fixed python/platform constraint not being picked up for subdependencies.
• Fixed skipped packages appearing as installing.
• Fixed platform specification not being used when resolving dependencies.

0.4.2 - 2018-03-10 #

Fixed #

• Fixed TypeError when requires_dist is null on PyPI.

0.4.1 - 2018-03-08 #

Fixed #

• Fixed missing entry point

0.4.0 - 2018-03-08 #

Added #

• Added packaging support (sdist and pure-python wheel).
• Added the build command.
• Added support for extras definition.
• Added support for dependencies extras specification.
• Added the config command.
• Added the publish command.

Changed #

• Dependencies system constraints are now respected when installing packages.
• Complied with PEP 440

Fixed #

• Fixed show command for VCS dependencies.
• Fixed handling of releases with bad markers in PyPiRepository.

0.3.0 - 2018-03-05 #

Added #

• Added show command.
• Added the --dry-run option to the add command.

Changed #

• Changed the poetry.toml file for the new, standardized pyproject.toml.
• Dependencies of each package is now stored in the lock file.
• Improved TOML file management.
• Dependency resolver now respects the root package python version requirements.

Fixed #

• Fixed the add command for packages with dots in their names.

0.2.0 - 2018-03-01 #

Added #

• Added remove command.
• Added basic support for VCS (git) dependencies.
• Added support for private repositories.

Changed #

• Changed poetry.lock format.

Fixed #

• Fixed dependencies solving that would lead to dependencies not being written to lock.

0.1.0 - 2018-02-28 #

Initial release