[RPC][TensorPipe] Fix import torch if compiled without TensorPipe #159461
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🔗 Helpful Links🧪 See artifacts and rendered test results at hud.pytorch.org/pr/159461
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…59461) This is a follow up on the PR #154382, as the issue still persists: ``` File "/opt/pytorch/pytorch/torch/distributed/rpc/__init__.py", line 81, in <module> from . import api, backend_registry, functions File "/opt/pytorch/pytorch/torch/distributed/rpc/api.py", line 35, in <module> from .constants import DEFAULT_SHUTDOWN_TIMEOUT, UNSET_RPC_TIMEOUT File "/opt/pytorch/pytorch/torch/distributed/rpc/constants.py", line 3, in <module> from torch._C._distributed_rpc import ( ImportError: cannot import name '_DEFAULT_NUM_WORKER_THREADS' from 'torch._C._distributed_rpc' (unknown location) ``` Pull Request resolved: #159461 Approved by: https://github.com/lw
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This is a follow up on the PR #154382, as the issue still persists:
cc @H-Huang @awgu @wanchaol @fegin @fduwjj @wz337 @wconstab @d4l3k @pragupta @malfet