def METHOD_NAME(version: str) -> bool:
    """Returns bool whether version string should be considered a final release.
    cumulusci versions are considered final if they contain only digits and periods.
    e.g. 1.0.1 is final but 2.0b1 and 2.0.dev0 are not.
    """
    return bool(FINAL_VERSION_RE.match(version))