Created by: xiegegege

在paddle1.4.1上，video AttentionCluster训练报错，报错如下： Traceback (most recent call last): File "train.py", line 251, in train(args) File "train.py", line 241, in train test_metrics=valid_metrics) File "/ssd1/xiege/model_4.29/models-develop/PaddleCV/video/tools/train_utils.py", line 104, in train_with_pyreader lr = fluid.global_scope().find_var("learning_rate").get_tensor() AttributeError: 'NoneType' object has no attribute 'get_tensor'