Function _parse_to_version_info

lib/matplotlib/__init__.py:189–210

Parse a version string to a namedtuple analogous to sys.version_info. See: https://packaging.pypa.io/en/latest/version.html#packaging.version.parse https://docs.python.org/3/library/sys.html#sys.version_info

(version_str)

def _parse_to_version_info(version_str):
    """
    Parse a version string to a namedtuple analogous to sys.version_info.

    See:
    https://packaging.pypa.io/en/latest/version.html#packaging.version.parse
    https://docs.python.org/3/library/sys.html#sys.version_info
    """
    v = parse_version(version_str)
    if v.pre is None and v.post is None and v.dev is None:
        return _VersionInfo(v.major, v.minor, v.micro, 'final', 0)
    elif v.dev is not None:
        return _VersionInfo(v.major, v.minor, v.micro, 'alpha', v.dev)
    elif v.pre is not None:
        releaselevel = {
            'a': 'alpha',
            'b': 'beta',
            'rc': 'candidate'}.get(v.pre[0], 'alpha')
        return _VersionInfo(v.major, v.minor, v.micro, releaselevel, v.pre[1])
    else:
        # fallback for v.post: guess-next-dev scheme from setuptools_scm
        return _VersionInfo(v.major, v.minor, v.micro + 1, 'alpha', v.post)


def _get_version():