Class CLIPLoaderGGUF

nodes.py:200–251

    TITLE = "Unet Loader (GGUF/Advanced)"

class CLIPLoaderGGUF:
    @classmethod
    def INPUT_TYPES(s):
        base = nodes.CLIPLoader.INPUT_TYPES()
        return {
            "required": {
                "clip_name": (s.get_filename_list(),),
                "type": base["required"]["type"],
            }
        }

    RETURN_TYPES = ("CLIP",)
    FUNCTION = "load_clip"
    CATEGORY = "bootleg"
    TITLE = "CLIPLoader (GGUF)"

    @classmethod
    def get_filename_list(s):
        files = []
        files += folder_paths.get_filename_list("clip")
        files += folder_paths.get_filename_list("clip_gguf")
        return sorted(files)

    def load_data(self, ckpt_paths):
        clip_data = []
        for p in ckpt_paths:
            if p.endswith(".gguf"):
                sd = gguf_clip_loader(p)
            else:
                sd = comfy.utils.load_torch_file(p, safe_load=True)
                if "scaled_fp8" in sd: # NOTE: Scaled FP8 would require different custom ops, but only one can be active
                    raise NotImplementedError(f"Mixing scaled FP8 with GGUF is not supported! Use regular CLIP loader or switch model(s)\n({p})")
            clip_data.append(sd)
        return clip_data

    def load_patcher(self, clip_paths, clip_type, clip_data):
        clip = comfy.sd.load_text_encoder_state_dicts(
            clip_type = clip_type,
            state_dicts = clip_data,
            model_options = {
                "custom_operations": GGMLOps,
                "initial_device": comfy.model_management.text_encoder_offload_device()
            },
            embedding_directory = folder_paths.get_folder_paths("embeddings"),
        )
        clip.patcher = GGUFModelPatcher.clone(clip.patcher)
        return clip

    def load_clip(self, clip_name, type="stable_diffusion"):
        clip_path = folder_paths.get_full_path("clip", clip_name)
        clip_type = getattr(comfy.sd.CLIPType, type.upper(), comfy.sd.CLIPType.STABLE_DIFFUSION)
        return (self.load_patcher([clip_path], clip_type, self.load_data([clip_path])),)

class DualCLIPLoaderGGUF(CLIPLoaderGGUF):
    @classmethod