Update configuration_stacked.py

configuration_stacked.py

@@ -46,6 +46,13 @@ class ImpressoConfig(PretrainedConfig):
         self.pretrained_config = pretrained_config
         self.label_map = label_map
 
+    @classmethod
+    def is_torch_support_available(cls):
+        """
+        Indicate whether Torch support is available for this configuration.
+        Required for compatibility with certain parts of the Transformers library.
+        """
+        return True
 
 # Register the configuration with the transformers library
 ImpressoConfig.register_for_auto_class()