Created by: liweizhong666

在自己训练集上训练；按照给定数据集格式制作的，训练的时候可以读取到，验证时读不到图像，提示一下错误，望解答，谢谢

Traceback (most recent call last): File "img_classifier.py", line 97, in finetune(args) File "img_classifier.py", line 87, in finetune task.finetune_and_eval() File "/home/zlw/.local/lib/python2.7/site-packages/paddlehub/finetune/task.py", line 506, in finetune_and_eval return self.finetune(do_eval=True) File "/home/zlw/.local/lib/python2.7/site-packages/paddlehub/finetune/task.py", line 516, in finetune run_states = self._run(do_eval=do_eval) File "/home/zlw/.local/lib/python2.7/site-packages/paddlehub/finetune/task.py", line 557, in _run return self._run_with_data_feeder(do_eval=do_eval) File "/home/zlw/.local/lib/python2.7/site-packages/paddlehub/finetune/task.py", line 596, in _run_with_data_feeder self._eval_interval_event() File "/home/zlw/.local/lib/python2.7/site-packages/paddlehub/finetune/task.py", line 454, in _eval_interval_event self.eval(phase="dev") File "/home/zlw/.local/lib/python2.7/site-packages/paddlehub/finetune/task.py", line 535, in eval run_states = self._run() File "/home/zlw/.local/lib/python2.7/site-packages/paddlehub/finetune/task.py", line 557, in _run return self._run_with_data_feeder(do_eval=do_eval) File "/home/zlw/.local/lib/python2.7/site-packages/paddlehub/finetune/task.py", line 567, in _run_with_data_feeder for run_step, batch in enumerate(self.reader(), start=1): File "/home/zlw/.local/lib/python2.7/site-packages/paddle/batch.py", line 35, in batch_reader for instance in r: File "/home/zlw/.local/lib/python2.7/site-packages/paddlehub/reader/cv_reader.py", line 121, in _data_reader image = preprocess(image_path) File "/home/zlw/.local/lib/python2.7/site-packages/paddlehub/reader/cv_reader.py", line 91, in preprocess image = Image.open(image_path) File "/home/zlw/.local/lib/python2.7/site-packages/PIL/Image.py", line 2770, in open fp = builtins.open(filename, "rb") IOError: [Errno 21] Is a directory: '/home/zlw/Github/PaddleHub/demo/image-classification/Data/OCT_Filtered/'