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try/except protection to warn for cudnn_enabled #101

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merged 2 commits into from
Nov 17, 2021
Merged

try/except protection to warn for cudnn_enabled #101

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try/except protection to warn for cudnn_enabled
ad12 Nov 8, 2021
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sidward Nov 17, 2021
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22 changes: 20 additions & 2 deletions sigpy/config.py
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Original file line number Diff line number Diff line change
Expand Up @@ -19,8 +19,26 @@
cupy_enabled = False

if cupy_enabled: # pragma: no cover
cudnn_enabled = util.find_spec("cupy.cuda.cudnn") is not None
nccl_enabled = util.find_spec("cupy.cuda.nccl") is not None
try:
cudnn_enabled = util.find_spec("cupy.cuda.cudnn") is not None
if cudnn_enabled:
from cupy import cudnn
except ImportError as e:
warnings.warn(
f"Importing cupy.cuda.cudnn failed. "
f"For more details, see the error stack below:\n{e}"
)
cudnn_enabled = False
try:
nccl_enabled = util.find_spec("cupy.cuda.nccl") is not None
if nccl_enabled:
from cupy.cuda import nccl # noqa: F401
except ImportError as e:
warnings.warn(
f"Importing cupy.cuda.nccl failed. "
f"For more details, see the error stack below:\n{e}"
)
nccl_enabled = False
else:
cudnn_enabled = False
nccl_enabled = False
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