test_task_msuvbinflag.py:94: in test_gradient_method res = flagdata(vis=self.ms, mode='summary') ^^^^^^^ E AttributeError: 'test_msuvbinflag' object has no attribute 'ms'test_task_msuvbinflag.py:70: in test_regionalMean_method res = flagdata(vis=self.ms, mode='summary') ^^^^^^^ E AttributeError: 'test_msuvbinflag' object has no attribute 'ms'