more tests

app.py

@@ -162,7 +162,7 @@ def create_demo():
                         text = f"""**Current Model**: Gemini 2.0 Flash (cheap) 
                     **Estimated cost per 100 Images**: {MODEL_PRICING["google/gemini-2.0-flash-001"]}"""
                         
-                        return gr.Update(choices=preferred_models_auth, label="Select Model",value="google/gemini-2.0-flash-001"),False,text
+                        return gr.update(choices=preferred_models_auth, label="Select Model",value="google/gemini-2.0-flash-001"),False,text
                     else:
                         all_models_list = preferred_models
                 
@@ -170,7 +170,7 @@ def create_demo():
                         default_model = "meta-llama/llama-4-maverick:free"#preferred_models[0][1] # get free model
                         text = f"""**Current Model**: Llama 4 Maverick (free)
                     **Estimated cost per 100 Images**: {MODEL_PRICING["meta-llama/llama-4-maverick:free"]}"""
-                        return gr.Update(choices=preferred_models, label="Select Model",value=default_model),True,text
+                        return gr.update(choices=preferred_models, label="Select Model",value=default_model),True,text
                         
                 # Define preferred and additional models directly in the function
                 preferred_models = [