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[pull] master from comfyanonymous:master #175

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Merged
merged 1 commit into from
Jul 16, 2025
+6 −1
Merged

[pull] master from comfyanonymous:master #175

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1 change: 1 addition & 0 deletions comfy/cli_args.py
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Expand Up @@ -144,6 +144,7 @@ class PerformanceFeature(enum.Enum):
parser.add_argument("--fast", nargs="*", type=PerformanceFeature, help="Enable some untested and potentially quality deteriorating optimizations. --fast with no arguments enables everything. You can pass a list specific optimizations if you only want to enable specific ones. Current valid optimizations: fp16_accumulation fp8_matrix_mult cublas_ops")

parser.add_argument("--mmap-torch-files", action="store_true", help="Use mmap when loading ckpt/pt files.")
parser.add_argument("--disable-mmap", action="store_true", help="Don't use mmap when loading safetensors.")

parser.add_argument("--dont-print-server", action="store_true", help="Don't print server output.")
parser.add_argument("--quick-test-for-ci", action="store_true", help="Quick test for CI.")
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6 changes: 5 additions & 1 deletion comfy/utils.py
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Expand Up @@ -31,6 +31,7 @@
from comfy.cli_args import args

MMAP_TORCH_FILES = args.mmap_torch_files
DISABLE_MMAP = args.disable_mmap

ALWAYS_SAFE_LOAD = False
if hasattr(torch.serialization, "add_safe_globals"): # TODO: this was added in pytorch 2.4, the unsafe path should be removed once earlier versions are deprecated
Expand Down Expand Up @@ -58,7 +59,10 @@ def load_torch_file(ckpt, safe_load=False, device=None, return_metadata=False):
with safetensors.safe_open(ckpt, framework="pt", device=device.type) as f:
sd = {}
for k in f.keys():
sd[k] = f.get_tensor(k)
tensor = f.get_tensor(k)
if DISABLE_MMAP: # TODO: Not sure if this is the best way to bypass the mmap issues
tensor = tensor.to(device=device, copy=True)
sd[k] = tensor
if return_metadata:
metadata = f.metadata()
except Exception as e:
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