def column_family_definition(keyspace, column_family):
    sys = _sys_mgr()

    try:
        return vars(sys.get_keyspace_column_families(keyspace)[column_family])
    except Exception:
        log.debug('Invalid Keyspace/CF combination')
        return None
Return a dictionary of column family definitions for the given
dataset/ETHPy150Open saltstack/salt/salt/modules/cassandra.py/column_family_definition