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minji-o-j / YOLOv2

💻 YOLOv2 pytorch
MIT License
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AssertionError: Default process group is not initialized #27

Open minji-o-j opened 4 years ago

minji-o-j commented 4 years ago

Traceback (most recent call last): File "train.py", line 90, in model=DDP(model,delay_allreduce=True) File "/home/minji/.local/lib/python3.6/site-packages/apex-0.1-py3.6.egg/apex/parallel/distributed.py", line 182, in init self._backend = dist.get_backend() File "/home/minji/.local/lib/python3.6/site-packages/torch/distributed/distributed_c10d.py", line 298, in get_backend _check_default_pg() File "/home/minji/.local/lib/python3.6/site-packages/torch/distributed/distributed_c10d.py", line 193, in _check_default_pg "Default process group is not initialized" AssertionError: Default process group is not initialized