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Updated to handle CUDA version check on machines with no GPUs #1777

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Merged
raydouglass merged 5 commits into from
Aug 17, 2021
Merged

Updated to handle CUDA version check on machines with no GPUs #1777

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0769945
Added guards for preventing k-truss execution on CUDA 11.4 systems, u…
rlratzel Aug 13, 2021
61e7804
flake8 fixes.
rlratzel Aug 13, 2021
596f504
Fixed typo which did not affect testing, moved var closer to usage fo…
rlratzel Aug 13, 2021
fc7ae0e
Allowing conditions where the CUDA runtime cannot be determined to be…
rlratzel Aug 16, 2021
52738bd
Merge remote-tracking branch 'upstream/branch-21.08' into branch-21.0…
rlratzel Aug 16, 2021
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6 changes: 5 additions & 1 deletion python/cugraph/community/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,11 @@
# replace ktruss with a __UnsupportedModule instance, which lazily raises an
# exception when referenced.
from numba import cuda
__cuda_version = cuda.runtime.get_version()
try:
__cuda_version = cuda.runtime.get_version()
except cuda.cudadrv.runtime.CudaRuntimeAPIError:
__cuda_version = "n/a"

__ktruss_unsupported_cuda_version = (11, 4)

class __UnsupportedModule:
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7 changes: 6 additions & 1 deletion python/cugraph/community/ktruss_subgraph.py
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Expand Up @@ -20,8 +20,13 @@
# crash in that environment. Allow ktruss to import on non-11.4 systems, but
# raise an exception if ktruss is directly imported on 11.4.
from numba import cuda
__cuda_version = cuda.runtime.get_version()
try:
__cuda_version = cuda.runtime.get_version()
except cuda.cudadrv.runtime.CudaRuntimeAPIError:
__cuda_version = "n/a"

__ktruss_unsupported_cuda_version = (11, 4)

if __cuda_version == __ktruss_unsupported_cuda_version:
__kuvs = ".".join([str(n) for n in __ktruss_unsupported_cuda_version])
raise NotImplementedError("k_truss is not currently supported in CUDA"
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