Created by: pmajchrzak

CRNN-CTC train error

During training crnn model (ocr_recognition) an errors occurs which most probably is placed in the paddle source.

Traceback (most recent call last): File "/root/models/paddle_models/fluid/ocr_recognition/ctc_train.py", line 193, in main() File "/root/models/paddle_models/fluid/ocr_recognition/ctc_train.py", line 190, in main train(args, data_reader=ctc_reader) File "/root/models/paddle_models/fluid/ocr_recognition/ctc_train.py", line 51, in train images, label, args, num_classes) File "/root/models/paddle_models/fluid/ocr_recognition/crnn_ctc_model.py", line 186, in ctc_train_net max_average_window=args.max_average_window) File "/usr/local/lib/python2.7/dist-packages/paddle/fluid/optimizer.py", line 1174, in init self._add_average_apply_op(block, param_grad) File "/usr/local/lib/python2.7/dist-packages/paddle/fluid/optimizer.py", line 1183, in _add_average_apply_op param = block.clone_variable(param_grad[0]) AttributeError: 'Block' object has no attribute 'clone_variable'