def _parse_table_key(self, table_key):
        if '.' in table_key:
            tokens = table_key.split('.')
            sname = ".".join(tokens[0:-1])
            tname = tokens[-1]
        else:
            tname = table_key
            sname = None
        return (sname, tname)
dataset/ETHPy150Open goFrendiAsgard/kokoropy/kokoropy/packages/alembic/operations.py/Operations._parse_table_key/original