Exception in thread Thread-35:
Traceback (most recent call last):
File "D:\anaconda\lib\threading.py", line 917, in _bootstrap_inner
self.run()
File "D:\anaconda\lib\threading.py", line 865, in run
self._target(*self._args, **self._kwargs)
File "D:\anaconda\lib\site-packages\paddle\fluid\layers\io.py", line 474, in __provider_thread__
six.reraise(*sys.exc_info())
File "D:\anaconda\lib\site-packages\six.py", line 693, in reraise
raise value
File "D:\anaconda\lib\site-packages\paddle\fluid\layers\io.py", line 455, in __provider_thread__
for tensors in func():
File "D:\anaconda\lib\site-packages\paddle\fluid\layers\io.py", line 506, in __tensor_provider__
for slots in paddle_reader():
File "D:\anaconda\lib\site-packages\paddle\fluid\data_feeder.py", line 454, in __reader_creator__
for item in reader():
File "D:\anaconda\lib\site-packages\paddle\reader\decorator.py", line 618, in queue_reader
p.start()
File "D:\anaconda\lib\multiprocessing\process.py", line 112, in start
self._popen = self._Popen(self)
File "D:\anaconda\lib\multiprocessing\context.py", line 223, in _Popen
return _default_context.get_context().Process._Popen(process_obj)
File "D:\anaconda\lib\multiprocessing\context.py", line 322, in _Popen
return Popen(process_obj)
File "D:\anaconda\lib\multiprocessing\popen_spawn_win32.py", line 89, in __init__
reduction.dump(process_obj, to_child)
File "D:\anaconda\lib\multiprocessing\reduction.py", line 60, in dump
ForkingPickler(file, protocol).dump(obj)
AttributeError: Can't pickle local object 'multiprocess_reader.._read_into_queue'

请问这个怎么解决呢？