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import torch
import logging
from packaging import version
import torch.backends
import torch.backends.mps
logger = logging.getLogger(__name__)
def check_for_mps() -> bool:
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:
try:
return torch.backends.mps.is_available() and torch.backends.mps.is_built()
except:
logger.warning("MPS garbage collection failed", exc_info=True)
return False
has_mps = check_for_mps()
def torch_mps_gc() -> None:
try:
from torch.mps import empty_cache
empty_cache()
except Exception:
logger.warning("MPS garbage collection failed", exc_info=True)
if __name__ == "__main__":
print(torch.__version__)
print(has_mps)
torch_mps_gc()
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