Update app.py

app.py

@@ -14,7 +14,7 @@ def model_choices():
 model_description = {model['filename']: model['description'] for model in data_json}
 
 def llm_intro(selected_model):
-    return llm_explanations.get(selected_model, "No description available for this model selection.")
+    return model_description.get(selected_model, "No description available for this model selection.")
 
 def generate_text(input_text, selected_model):
     model = GPT4All(selected_model)