            print('valid epoch',epoch,rep,'iou=', r['iou'], 'MegaMulAdd=',scn.forward_pass_multiplyAdd_count/r['nmodels_sum']/1e6, 'MegaHidden',scn.forward_pass_hidden_states/r['nmodels_sum']/1e6,'time=',time.time() - start,'s')
