def get_installed_pypackages():
    return {p.project_name.lower(): p for p in pkg_resources.working_set}
def __get_linearForce_title_keys(lf):
    if 'force_r' in lf:
        return ['Force r', 'Force z'], ['force_r', 'force_z']
    return ['Force x', 'Force y'], ['force_x', 'force_y']