35 lines
842 B
Python
35 lines
842 B
Python
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import importlib
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import torch
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from modules import shared
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def check_for_npu():
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if importlib.util.find_spec("torch_npu") is None:
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return False
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import torch_npu
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torch_npu.npu.set_device(0)
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try:
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# Will raise a RuntimeError if no NPU is found
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_ = torch.npu.device_count()
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return torch.npu.is_available()
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except RuntimeError:
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return False
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def get_npu_device_string():
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if shared.cmd_opts.device_id is not None:
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return f"npu:{shared.cmd_opts.device_id}"
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return "npu:0"
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def torch_npu_gc():
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# Work around due to bug in torch_npu, revert me after fixed, @see https://gitee.com/ascend/pytorch/issues/I8KECW?from=project-issue
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torch.npu.set_device(0)
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with torch.npu.device(get_npu_device_string()):
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torch.npu.empty_cache()
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has_npu = check_for_npu()
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