image_id = self.name2id[image_paths[i][len(self.img_prefix):]] error

[clearliu777]

File "D:/PythonProject/mmpose/tools/train.py", line 201, in main() File "D:/PythonProject/mmpose/tools/train.py", line 190, in main train_model( File "D:\PythonProject\mmpose\mmpose\apis\train.py", line 213, in train_model runner.run(data_loaders, cfg.workflow, cfg.total_epochs) File "F:\ANACONDA\envs\open-mmlab\lib\site-packages\mmcv\runner\epoch_based_runner.py", line 136, in run epoch_runner(data_loaders[i], **kwargs) File "F:\ANACONDA\envs\open-mmlab\lib\site-packages\mmcv\runner\epoch_based_runner.py", line 58, in train self.call_hook('after_train_epoch') File "F:\ANACONDA\envs\open-mmlab\lib\site-packages\mmcv\runner\base_runner.py", line 317, in call_hook getattr(hook, fn_name)(self) File "F:\ANACONDA\envs\open-mmlab\lib\site-packages\mmcv\runner\hooks\evaluation.py", line 271, in after_train_epoch self._do_evaluate(runner) File "F:\ANACONDA\envs\open-mmlab\lib\site-packages\mmcv\runner\hooks\evaluation.py", line 277, in _do_evaluate key_score = self.evaluate(runner, results) File "F:\ANACONDA\envs\open-mmlab\lib\site-packages\mmcv\runner\hooks\evaluation.py", line 367, in evaluate eval_res = self.dataloader.dataset.evaluate( File "F:\ANACONDA\envs\open-mmlab\lib\site-packages\mmcv\utils\misc.py", line 340, in new_func output = old_func(*args, **kwargs) File "D:\PythonProject\mmpose\mmpose\datasets\datasets\mouse2d\mouse2d_dataset.py", line 246, in evaluate image_id = self.name2id[image_paths[i][len(self.img_prefix):]] KeyError: '\cam0_00000081_20220423165641.jpg'

Process finished with exit code 1 在模型训练过程中报错，是因为什么呢

[liqikai9]

这个可能是因为 Windows 上文件路径有两个 \\ ，导致获取到的文件名有误。可以将这一行改成： image_id = self.name2id[image_paths[i][len(self.img_prefix+1):]]　试试

[jin-s13]

我们之后也想一下这个case，怎么处理更好一点：）