import pbr.version

versions = (
    "workloadmgrclient",
    "python-workloadmgrclient",
    "python3-workloadmgrclient",
    "python3-workloadmgrclient-el7",
    "python3-workloadmgrclient-el8",
)
__version__ = None
for version in versions:
    try:
        version_info = pbr.version.VersionInfo(version)
        __version__ = version_info.version_string()
        break
    except Exception as ex:
        print(ex)

if not __version__:
    raise Exception("Required workloadmgrclient package not found")