TdAI / llama.cpp /conversion /cogvlm.py
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from __future__ import annotations
from typing import Callable, TYPE_CHECKING
if TYPE_CHECKING:
from torch import Tensor
from .base import MmprojModel, ModelBase, gguf
from .llama import LlamaModel
@ModelBase.register("CogVLMForCausalLM")
class CogVLMVisionModel(MmprojModel):
def set_gguf_parameters(self):
super().set_gguf_parameters()
self.gguf_writer.add_vision_attention_layernorm_eps(self.hparams.get("layer_norm_eps", 1e-6))
self.gguf_writer.add_clip_projector_type(gguf.VisionProjectorType.COGVLM)
@classmethod
def filter_tensors(cls, item: tuple[str, Callable[[], Tensor]]) -> tuple[str, Callable[[], Tensor]] | None:
name, gen = item
if not name.startswith("model.vision."):
return None
return super().filter_tensors(item)
@ModelBase.register("CogVLMForCausalLM")
class CogVLMModel(LlamaModel):
model_arch = gguf.MODEL_ARCH.COGVLM