UnboundLocalError: local variable 'imgs' referenced before assignment

[19157681683]

multiprocessing.pool.RemoteTraceback:
"""
Traceback (most recent call last):
File "/root/anaconda3/envs/pdf_md/lib/python3.9/multiprocessing/pool.py", line 125, in worker
result = (True, func(*args, **kwds))
File "/root/anaconda3/envs/pdf_md/lib/python3.9/multiprocessing/pool.py", line 48, in mapstar
return list(map(*args))
File "/x32001214/data_handle/MAP-NEO-main/Matrix/document-convert/multi_thread_process_to_doc.py", line 169, in process_predict
images = read_image(pdf_info[0])
File "/x32001214/data_handle/MAP-NEO-main/Matrix/document-convert/utils.py", line 1418, in read_image
return imgs
UnboundLocalError: local variable 'imgs' referenced before assignment
"""

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
File "/x32001214/data_handle/MAP-NEO-main/Matrix/document-convert/multi_thread_process_to_doc.py", line 348, in
pool.map(process_predict, file_info)
File "/root/anaconda3/envs/pdf_md/lib/python3.9/multiprocessing/pool.py", line 364, in map
return self._map_async(func, iterable, mapstar, chunksize).get()
File "/root/anaconda3/envs/pdf_md/lib/python3.9/multiprocessing/pool.py", line 771, in get
raise self._value
UnboundLocalError: local variable 'imgs' referenced before assignment

[Miki-lin]

I meet the same problem in running the multi_thread_process_to_doc.py, please tell me how to deal with this， thanks！

[19157681683]

这个直接把Imgs放到循环前面

[19157681683]

可以把问题，代码片段一起提交给DeepSeek/ChatGPT，然后跟着排错/调试就ok了

[Miki-lin]

我找到问题了，PDF那个文件夹下面不能包括输出的路径，最好是只有检测的PDF