8000 [CD] Fix slim-wheel cuda_nvrtc import problem by atalman · Pull Request #145582 · pytorch/pytorch · GitHub
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[CD] Fix slim-wheel cuda_nvrtc import problem #145582

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[CD] Fix slim-wheel cuda_nvrtc import problem #145582

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f06e208
[CD] Fix slim-wheel cuda_nvrtc import problem
atalman Jan 24, 2025
4c476a0
Update __init__.py
malfet Jan 24, 2025
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[CD] Fix slim-wheel cuda_nvrtc import problem
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@atalman
atalman committed Jan 24, 2025
commit f06e208e6fe09b86ebff9bf940b81fc56fdae4f2
7 changes: 4 additions & 3 deletions torch/__init__.py
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Expand Up @@ -317,16 +317,17 @@ def _load_global_deps() -> None:
# shipped as wheel, which results in OS picking wrong/older version of nvjitlink library
# if `LD_LIBRARY_PATH` is defined
# See https://github.com/pytorch/pytorch/issues/138460
if version.cuda not in ["12.4", "12.6"]: # type: ignore[name-defined]
return
# Similar issue as above exist for cuda_nvrtc for reference
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nitpick: exists

# See https://github.com/pytorch/pytorch/issues/145580
try:
with open("/proc/self/maps") as f:
_maps = f.read()
# libtorch_global_deps.so always depends in cudart, check if its installed via wheel
if "nvidia/cuda_runtime/lib/libcudart.so" not in _maps:
return
# If all abovementioned conditions are met, preload nvjitlink
# If all abovementioned conditions are met, preload nvjitlink and nvrtc
_preload_cuda_deps("nvjitlink", "libnvJitLink.so.*[0-9]")
_preload_cuda_deps("cuda_nvrtc", "libnvrtc.so.*[0-9]")
except Exception:
pass

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