For users who might be impacted by this, they have hopefully caught this issue in (a) their test suites, (b) through the "warnings" presented during the execution of legacy code, during the deprecation period, or (c) as part of warnings presented by pip. Reusable core utilities for various Python Packaging interoperability specifications. You switched accounts on another tab or window. Some features may not work without JavaScript. This resolved the same issue for me (using runway). Without necessarily deciding on a deprecation period, simply poping up a Warning when LegacyVersion / LegacySpecifier are used as fallback in packaging.version.parse & SpecifierSet.__init__ would be a less impactful first step. How would you get a medieval economy to accept fiat currency? To see all available qualifiers, see our documentation. Select the installed package you want to update from the list of packages. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. By clicking Sign up for GitHub, you agree to our terms of service and @soimkim this should be fixed in scancode-toolkit 31.2.3 which was released, please give it a try! What version of scancode-toolkit was used to generate the scan file? But by all means, post and let me know if my very first comment was at all helpful. If the packaging module is installed correctly, but you are still seeing the ImportError message, you may need to correct the import statement for the legacyversion module. ImportError: cannot import name 'LegacyVersion' from 'packaging.version', https://github.com/nexB/scancode-toolkit/actions/runs/3752945050/jobs/6375800388. An example of data being processed may be a unique identifier stored in a cookie. version (str) The version string to parse. I was thinking purely in terms of deprecating in this library. In addition, a lot of these look like typos, e.g. It is actually very easy to update the package-lock.json file in order to honour the ^ and ~ symbol. There are a few steps you can take to resolve this error message: The first thing you should do is check if the packaging module is installed in your Python environment. .pkg You signed in with another tab or window. This library provides support for "legacy" Python Packaging functionality I will need to push yet another dot release tomorrow. The LegacyVersion class has been removed from the packaging package. To help you get started, we've selected a few packaging examples, based on popular ways it is used in public projects. https://pypi.org/project/setuptools-scm generated local versions parse as a legacy, see #356. Sign in The At a quick glance, it shouldn't be too difficult to provide an API-compatible package that solely provides "legacy" versioning; then, it'd be easy to use one or the other or both, as needed. @di Ok, thanks for the info. @Jeeppler I will push a new emergency fix. to your account, There's too much confusion about how the LegacyVersion and LegacySpecifier interact with their non-legacy counterparts when mixed. so it sounds like your local dependency state is invalid: pip-audit is requesting a valid transitive version of packaging, but something else is installing a newer version. Are you currently experiencing breakage? Kats throw an error module 'packaging.version' has no attribute We read every piece of feedback, and take your input very seriously. Are glass cockpit or steam gauge GA aircraft safer? A representation of the Version that shows all internal state. A string representation of the version that can be rounded-tripped. How to use the packaging.version.LegacyVersion function in packaging In conclusion, the ImportError: cannot import name legacyversion from packaging.version error message can be frustrating, but it is often caused by outdated or conflicting packages. We read every piece of feedback, and take your input very seriously. It might also make sense to get a patch release out the door for #427, since pip install pip-audit is probably selecting the wrong packaging version currently. I am unable to install Scancode 31.2.1 via pip. pypa / packaging / tests / test_specifiers.py View on Github. Find secure code to use in your application or website, pypa / packaging / tests / test_specifiers.py, pypa / packaging / tests / test_version.py, microsoft / sqldev / env / lib / python2.7 / site-packages / pkg_resources / __init__.py, "you have another use case requiring the tuple, please file a ", "bug with the setuptools project describing that need. In that case we can push another patch out; I'll do that in a moment. Incompatibility with packaging>=22.0: cannot import name You switched accounts on another tab or window. Successfully merging a pull request may close this issue. Allow Necessary Cookies & Continue Adding salt pellets direct to home water tank. this would be super helpful! Download the file for your platform. To see all available qualifiers, see our documentation. You can do this by opening a terminal or command prompt and typing the following command: This will show you a list of all the installed packages in your environment. Will there be a new Scancode version which includes the fix. Install ScanCode with packaging version 22.0 (latest version). 31.2.1, What installation method was used to install/run scancode? By clicking Sign up for GitHub, you agree to our terms of service and """, pypa / packaging / packaging / specifiers.py, # type: (Union[ParsedVersion, str]) -> LegacyVersion, packaging.osx.biplist.__init__.InvalidPlistException, reverse words in a string python without using function, addition of two numbers in python using function. The following are 13 code examples of packaging.version.LegacyVersion().You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. We could switch to Version but then several failures exist when we are trying to compare versions with suffixes. privacy statement. Basically, pip and other packaging tools will fail processing the whole PyPI package index and this is a use case where processing the legacy past is a feature. Ensure that you are using the correct syntax, which is: If you are working in a virtual environment, you may need to ensure that the packaging module is installed and configured correctly within the environment. If you have multiple versions of the packaging module installed, you may need to specify the version that includes the legacyversion module. If the packaging module is not in the list, you can install it using the command: If the packaging module is already installed, you may need to upgrade it to the latest version. Site map. Apr 24, 2023 Is an empty string a valid LegacyVersion? It also helped me. Have you ever come across the ImportError: cannot import name legacyversion from packaging.version error message? Continue with Recommended Cookies. I think unfortunately that's a use case that this project isn't able to support. Raised when a version string is not a valid version. I am ending with a fork of packaging at https://github.com/nexB/packaging2 and https://pypi.org/project/packaging2/ for now. Breaking API changes in the core packaging library are the culprit. removed from https://github.com/pypa/packaging. ImportError: cannot import name 'LegacyVersion' from Is there an estimate for when this PR #429 will be released? That said, I'm not sure yet what I'll do here; maybe for my purposes, it'd be better to parse versions differently from how LegacyVersion works today. The components of the release segment of the version. Already on GitHub? Developed and maintained by the Python community, for the Python community. ImportError: cannot import name 'LegacyVersion' from 'packaging.version', https://github.com/onicagroup/runway/issues/1729, How terrifying is giving a conference talk? The latest versions of pip should be rejecting/erroring out on wheels with such versions as well. Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Temporary policy: Generative AI (e.g., ChatGPT) is banned. packaging_legacy.version.parse function that handles legacy versions. Thanks for the quick turnaround for this. I think instead in pip we'd want to just emit a warning whenever a user has explicitly constructed a LegacyVersion via a specifier, etc. Its also important to follow best practices such as keeping pip up to date, using virtual environments, and ensuring compatibility between packages to avoid similar errors in the future. Version Handling - Packaging - Python Of the nearly 5M requirement strings, only 5719 parsed as including a LegacySpecifier. PyPI has not permitted uploading packages with invalid versions for even more years. https://github.com/nexB/pip-requirements-parser/blob/main/src/packaging_legacy_version.py, ImportError: cannot import name 'LegacyVersion' from 'packaging.version', Cannot import name 'LegacyVersion' from 'packaging.version', Non-tagged Python builds use non-PEP 440 versions, fix: ignore template repo tags that aren't valid PEP 440 versions, Update nixpkgs and add setuptools dependency to distlib, Using packaging version <22 starts to conflict with other dependencies, Support packaging>=22.0 (python build dependency), Fix parsing error on python_requires >=3.0. It is caused by a wrong version of the "packaging" package. It works with the "packaging" v21 and v22 equally well, by vendoring the LegacyVersion. Out of nearly 2M releases on PyPI, less than 0.2% releases have a LegacyVersion (5172 total). I am having the same issue. Thank you all for your patience! ", _SetuptoolsVersionMixin, packaging.version.Version, # add cmake as a build requirement if cmake>3.0 is not installed, "A deep learning package for many-body potential energy representation and molecular dynamics", supervisely / supervisely / agent / src / worker / task_dockerized.py, 'Invalid semantic version, can not compare', 'Agent version is lower than plugin version. Finally, the " from packaging.version " part indicates the location of the package being imported. Users who encounter breakage due to this change can adopt the following broad strategy for dealing with it: If there's anything we can do to help you catch these issues earlier, please write your suggestion in a comment with a emoji in it (:bulb:). To see all available qualifiers, see our documentation. Is there an estimate for when this PR #429 will be released? The error message ImportError: cannot import name legacyversion from packaging.version usually occurs when there is an issue with the installation or compatibility of the packaging module in Python. An error occurs when parsing a general text file. Thanks for sharing @jimporter. You switched accounts on another tab or window. (If this is due to vendored code from pip, we might want to do whatever pip is now doing instead). Its important to ensure that all installed packages are compatible with each other. don't think we do the same validation on dependency specifiers, I'd argue: if warehouse isn't performing validation on specifiers, maybe we should treat these as two separate deprecations?

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