dushaobo16

The main reason for this problem is that there are single channel images in the data set. Solution: just add. convert ('rgb ') in datasets.py file iterm_B = self.transform(Image.open(self.files_B[random.randint(0, len(self.files_B)-1)]).convert('RGB'))

 万方获取PDF时出现这个错误。PDF文件无法获取，但是可以获取摘要信息。