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Fix warning of 'has_mps' is deprecated from PyTorch

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This commit is contained in:
Hao-Wu 2023-07-06 15:37:10 +08:00
parent fab73f2e7d
commit daf41a2734
1 changed files with 14 additions and 9 deletions
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23
modules/mac_specific.py
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@ -4,16 +4,21 @@ from modules.sd_hijack_utils import CondFunc
from packaging import version
# has_mps is only available in nightly pytorch (for now) and macOS 12.3+.
# check `getattr` and try it for compatibility
# before torch version 1.13, has_mps is only available in nightly pytorch and macOS 12.3+,
# use check `getattr` and try it for compatibility.
# in torch version 1.13, backends.mps.is_available() and backends.mps.is_built() are introduced in to check mps availabilty,
# since torch 2.0.1+ nightly build, getattr(torch, 'has_mps', False) was deprecated, see https://github.com/pytorch/pytorch/pull/103279
def check_for_mps() -> bool:
if not getattr(torch, 'has_mps', False):
return False
try:
torch.zeros(1).to(torch.device("mps"))
return True
except Exception:
return False
if version.parse(torch.__version__) <= version.parse("2.0.1"):
if not getattr(torch, 'has_mps', False):
return False
try:
torch.zeros(1).to(torch.device("mps"))
return True
except Exception:
return False
else:
return torch.backends.mps.is_available() and torch.backends.mps.is_built()
has_mps = check_for_mps()