Traceback (most recent call last):


 "train.py", line 166, in <module>

merge_all_iters_to_one_epoch=args.merge_all_iters_to_one_epoch


 "/olp/tools/train_utils/train_utils.py", line 75, in train_model

return _DataLoaderIter(self)


 "/opt/conda/lib/python3.6/site-packages/torch/utils/data/dataloader.py", line 469, in __init__

dataloader_iter = iter(train_loader)


 "/opt/conda/lib/python3.6/site-packages/torch/utils/data/dataloader.py", line 193, in __iter__

w.start()


 "/opt/conda/lib/python3.6/multiprocessing/process.py", line 105, in start

return _DataLoaderIter(self)


 "/opt/conda/lib/python3.6/site-packages/torch/utils/data/dataloader.py", line 469, in __init__

self._popen = self._Popen(self)


 "/opt/conda/lib/python3.6/multiprocessing/context.py", line 223, in _Popen

return _default_context.get_context().Process._Popen(process_obj)


 "/opt/conda/lib/python3.6/multiprocessing/context.py", line 284, in _Popen

return Popen(process_obj)

w.start()


 "/opt/conda/lib/python3.6/multiprocessing/popen_spawn_posix.py", line 32, in __init__


 "/opt/conda/lib/python3.6/multiprocessing/process.py", line 105, in start

super().__init__(process_obj)


 "/opt/conda/lib/python3.6/multiprocessing/popen_fork.py", line 19, in __init__

self._launch(process_obj)


 "/opt/conda/lib/python3.6/multiprocessing/popen_spawn_posix.py", line 47, in _launch

self._popen = self._Popen(self)


 "/opt/conda/lib/python3.6/multiprocessing/context.py", line 223, in _Popen

reduction.dump(process_obj, fp)


 "/opt/conda/lib/python3.6/multiprocessing/reduction.py", line 60, in dump

ForkingPickler(file, protocol).dump(obj)
TypeError: can't pickle _thread.RLock objects

Traceback (most recent call last):


 "/usr/lib64/python3.6/site-packages/nose/case.py", line 197, in runTest

self.test(*self.arg)
TypeError: test_send_reply_from_proxy() missing 1 required positional argument: 'tdata'
