def client_meta_version()

in elastic_transport/client_utils.py [0:0]

• 12 lines of code
• 4 McCabe index (conditional complexity)

def client_meta_version(version: str) -> str:
    """Converts a Python version into a version string
    compatible with the ``X-Elastic-Client-Meta`` HTTP header.
    """
    match = re.match(r"^([0-9][0-9.]*[0-9]|[0-9])(.*)$", version)
    if match is None:
        raise ValueError(
            "Version {version!r} not formatted like a Python version string"
        )
    version, version_suffix = match.groups()

    # Don't treat post-releases as pre-releases.
    if re.search(r"^\.post[0-9]*$", version_suffix):
        return version
    if version_suffix:
        version += "p"
    return version