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import os
import importlib.util
import shutil
import ctypes
import logging
os.environ["PYTORCH_ENABLE_MPS_FALLBACK"] = "1"
# https://github.com/pytorch/pytorch/issues/27971#issuecomment-1768868068
os.environ["ONEDNN_PRIMITIVE_CACHE_CAPACITY"] = "1"
os.environ["LRU_CACHE_CAPACITY"] = "1"
# prevent CPU memory leak when run model on GPU
# https://github.com/pytorch/pytorch/issues/98688#issuecomment-1869288431
# https://github.com/pytorch/pytorch/issues/108334#issuecomment-1752763633
os.environ["TORCH_CUDNN_V8_API_LRU_CACHE_LIMIT"] = "1"
import warnings
warnings.simplefilter("ignore", UserWarning)
def fix_window_pytorch():
# copy from: https://github.com/comfyanonymous/ComfyUI/blob/5cbaa9e07c97296b536f240688f5a19300ecf30d/fix_torch.py#L4
import platform
try:
if platform.system() != "Windows":
return
torch_spec = importlib.util.find_spec("torch")
for folder in torch_spec.submodule_search_locations:
lib_folder = os.path.join(folder, "lib")
test_file = os.path.join(lib_folder, "fbgemm.dll")
dest = os.path.join(lib_folder, "libomp140.x86_64.dll")
if os.path.exists(dest):
break
with open(test_file, "rb") as f:
contents = f.read()
if b"libomp140.x86_64.dll" not in contents:
break
try:
mydll = ctypes.cdll.LoadLibrary(test_file)
except FileNotFoundError:
logging.warning("Detected pytorch version with libomp issue, patching.")
shutil.copyfile(os.path.join(lib_folder, "libiomp5md.dll"), dest)
except:
pass
def entry_point():
# To make os.environ["XDG_CACHE_HOME"] = args.model_cache_dir works for diffusers
# https://github.com/huggingface/diffusers/blob/be99201a567c1ccd841dc16fb24e88f7f239c187/src/diffusers/utils/constants.py#L18
from iopaint.cli import typer_app
fix_window_pytorch()
typer_app()
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