import logging

from packaging import version


def get_flask_version() -> version.Version:
    import flask
    try:
        v_str = flask.__version__
    except AttributeError:
        import pkg_resources  # noqa
        v_str = pkg_resources.get_distribution('flask').version  # noqa
    return version.parse(v_str)


flask_version = get_flask_version()


def get_python_version() -> version.Version:
    import sys
    version_str = sys.version.split(' ')[0]
    if '+' in version_str:
        logging.debug(
            f"version_str: {version_str} "
            f"interpreted as {version_str.rstrip('+')}"
        )
        version_str = version_str.rstrip('+')
    return version.parse(version_str)


python_version = get_python_version()

v = version.parse

if __name__ == "__main__":
    print(python_version)