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fix: use module attributes to check if cuda is available.

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lalala_233 2026-05-06 22:59:15 +08:00
parent 9c34f5f36a
commit 9696b494fa
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1 changed files with 3 additions and 1 deletions
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4
cuda_malloc.py
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@ -64,6 +64,7 @@ def cuda_malloc_supported():
version = "" version = ""
cuda_available = False
try: try:
torch_spec = importlib.util.find_spec("torch") torch_spec = importlib.util.find_spec("torch")
@ -74,12 +75,13 @@ try:
module = importlib.util.module_from_spec(spec) module = importlib.util.module_from_spec(spec)
spec.loader.exec_module(module) spec.loader.exec_module(module)
version = module.__version__ version = module.__version__
cuda_available = module.cuda != None
except: except:
pass pass
if not args.cuda_malloc: if not args.cuda_malloc:
try: try:
if int(version[0]) >= 2 and "+cu" in version: # enable by default for torch version 2.0 and up only on cuda torch if int(version[0]) >= 2 and cuda_available: # enable by default for torch version 2.0 and up only on cuda torch
if PerformanceFeature.AutoTune not in args.fast: # Autotune has issues with cuda malloc if PerformanceFeature.AutoTune not in args.fast: # Autotune has issues with cuda malloc
args.cuda_malloc = cuda_malloc_supported() args.cuda_malloc = cuda_malloc_supported()
except: except: