Add import_hook hack to work around basicsr incompatibility

# this will break any attempt to import xformers which will prevent stability diffusion repo from trying to use it

if "--xformers" not in "".join(sys.argv):

    sys.modules["xformers"] = None

# Hack to fix a changed import in torchvision 0.17+, which otherwise breaks

# basicsr; see https://github.com/AUTOMATIC1111/stable-diffusion-webui/issues/13985

try:

    import torchvision.transforms.functional_tensor  # noqa: F401

except ImportError:

    try:

        import torchvision.transforms.functional as functional

        sys.modules["torchvision.transforms.functional_tensor"] = functional

    except ImportError:

        pass  # shrug...