fix bug

Signed-off-by: xin3he <[email protected]>

neural_compressor/common/base_config.py

@@ -199,7 +199,7 @@ def local_config(self, config):
         self._local_config = config
 
     def set_local(self, operator_name_or_list: Union[List, str, Callable], config: BaseConfig) -> BaseConfig:
-        if hasattr(operator_name_or_list, "__iter__"):
+        if isinstance(operator_name_or_list, list):
             for operator_name in operator_name_or_list:
                 if operator_name in self.local_config:
                     logger.warning("The configuration for %s has already been set, update it.", operator_name)

neural_compressor/torch/algorithms/weight_only/hqq/quantizer.py

@@ -85,6 +85,7 @@ def __init__(self, quant_config: ConfigMappingType) -> None:
         Args:
             quant_config (ConfigMappingType): quantization config for ops.
         """
+        quant_config = self._parse_hqq_configs_mapping(quant_config)
         super().__init__(quant_config=quant_config)
 
     @torch.no_grad()
@@ -118,7 +119,8 @@ def save(self, model, path):
         pass
 
     def _convert_hqq_module_config(self, config) -> HQQModuleConfig:
-        # * 3.x API use `bits` for woq while HQQ internal API use `nbits`
+        # TODO: (Yi) Please note that the configuration defined by INC should be separated from the algorithm.
+        # * 3.x API use `bits` for woq while HQQ internal API use `nbits`, we should change it in algorithm_entry.py
         nbits = config.bits
         group_size = config.group_size
         quant_zero = config.quant_zero
@@ -141,3 +143,12 @@ def _convert_hqq_module_config(self, config) -> HQQModuleConfig:
         hqq_module_config = HQQModuleConfig(weight=weight_qconfig, scale=scale_qconfig, zero=zero_qconfig)
         logger.debug(hqq_module_config)
         return hqq_module_config
+
+    def _parse_hqq_configs_mapping(self, configs_mapping):
+        qconfig_mapping = {}
+        for (op_name, op_type), quant_config in configs_mapping.items():
+            if quant_config is not None and quant_config.dtype == "fp32":
+                logger.warning("Fallback %s.", op_name)
+                continue
+            qconfig_mapping[op_name] = self._convert_hqq_module_config(quant_config)
+        return qconfig_mapping