def test_drop_operclass_comment(self):
        stmts = [CREATE_STMT, COMMENT_STMT]
        inmap = self.std_map()
        inmap['schema public'].update({'operator class oc1 using btree': {
            'type': 'integer',
            'operators': {1: '<(integer,integer)', 3: '=(integer,integer)'},
            'functions': {1: 'btint4cmp(integer,integer)'}},
            'operator family oc1 using btree': {}})
        sql = self.to_sql(inmap, stmts, superuser=True)
        assert sql == ["COMMENT ON OPERATOR CLASS oc1 USING btree IS NULL"]
Initialization method for instance.
dataset/ETHPy150Open perseas/Pyrseas/tests/dbobject/test_operclass.py/OperatorClassToSqlTestCase.test_drop_operclass_comment--crossover with--dataset/ETHPy150Open ioflo/ioflo/ioflo/aio/udp/udping.py/SocketUdpNb.__init__