zhunaipan 930a1fb0a8 initial version ... Signed-off-by: leonwanghui <leon.wanghui@huawei.com>		2020-03-27 22:54:54 +08:00
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class1	initial version	2020-03-27 22:54:54 +08:00
class2	initial version	2020-03-27 22:54:54 +08:00
class3	initial version	2020-03-27 22:54:54 +08:00