override load_hparams

convert-hf-to-gguf.py

@@ -195,12 +195,8 @@ class Model(ABC):
 
     @staticmethod
     def load_hparams(dir_model):
-        with open(dir_model / "config.json", "r", encoding="utf-8") as f1, \
-          open(dir_model / "tokenizer_config.json", "r", encoding="utf-8") as f2:
-            hparams = json.load(f1)
-            hparams.update(json.load(f2))
-
-        return hparams
+        with open(dir_model / "config.json", "r", encoding="utf-8") as f:
+            return json.load(f)
 
     @classmethod
     def register(cls, *names: str) -> Callable[[AnyModel], AnyModel]:
@@ -1713,8 +1709,20 @@ class QwenModel(Model):
 class Qwen2Model(Model):
     model_arch = gguf.MODEL_ARCH.QWEN2
 
+    def __init__(self, dir_model: Path, ftype: int, fname_out: Path, is_big_endian: bool, use_temp_file: bool):
+        super().__init__(dir_model, ftype, fname_out, is_big_endian, use_temp_file)
+        self.hparams = Qwen2Model.load_hparams(dir_model)
+
+    @staticmethod
+    def load_hparams(dir_model):
+        with open(dir_model / "config.json", "r", encoding="utf-8") as f1, \
+            open(dir_model / "tokenizer_config.json", "r", encoding="utf-8") as f2:
+            hparams = json.load(f1)
+            hparams.update(json.load(f2))
+
+        return hparams
+    
     def set_vocab(self):
-        print(f'Tokenizer class: {self.hparams.get("tokenizer_class")}')
         if self.hparams.get("tokenizer_class") == "PreTrainedTokenizerFast":
             self._set_vocab_sentencepiece()
         else: