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okey,

i should put the rostest in text mode, the log info is working. but i don't why the fail is not working in the callback, it works anyway thanks you.

okey,

i should put the rostest in text mode, the log info is working. but i don't why the fail is not working in the callback, it works anyway thanks you.I just can't do a fail.

okey,

i I should put the rostest in text mode, mode earlier, the log info is working. working.

rospy.loginfo(rospy.get_name()+"I heard %s",data.r)

but i don't why the fail is not working in the callback, how can I just can't do a fail.stop the callback loop?