support ComposableConfig setattr

Signed-off-by: Xin He <[email protected]>

Author: xinhe3

neural_compressor/common/base_config.py

@@ -692,6 +692,13 @@ def __add__(self, other: BaseConfig) -> BaseConfig:
             self.config_list.append(other)
         return self
 
+    def __setattr__(self, name, value):
+        """Override the setattr function to propagate updates."""
+        ABC.__setattr__(self, name, value)
+        for config in self.config_list:
+            if hasattr(config, name):
+                setattr(config, name, value)
+
     def to_dict(self, params_list=[], operator2str=None):
         """Converts the configuration object to a dictionary.
 

neural_compressor/torch/quantization/quantize.py

@@ -91,7 +91,10 @@ def preprocess_quant_config(model, quant_config, mode="prepare", example_inputs=
     else:
         model_info = quant_config.get_model_info(model=model)
 
-    if hasattr(quant_config, "model_path") and quant_config.model_path == "" and hasattr(model, "name_or_path"):
+    if (
+        (hasattr(quant_config, "model_path") and quant_config.model_path == "")
+        or isinstance(quant_config, ComposableConfig)
+    ) and hasattr(model, "name_or_path"):
         quant_config.model_path = model.name_or_path
     configs_mapping = quant_config.to_config_mapping(model_info=model_info)
     logger.debug(configs_mapping)