Update app.py

app.py

@@ -254,7 +254,13 @@ def chat_fn(user_text, audio_file, settings, chat_history):
             question, nlu_vectorstore=nlu_vectorstore, behavior_options=CONFIG["behavior_tags"],
             emotion_options=CONFIG["emotion_tags"], topic_options=CONFIG["topic_tags"],
             context_options=CONFIG["context_tags"], settings=settings)
-        final_tags["scenario_tag"] = detected_tags.get("detected_behaviors", [None])[0]
+        # final_tags["scenario_tag"] = detected_tags.get("detected_behaviors", [None])[0]
+        # fix the bug when the case get() returns NULL
+        behaviors = detected_tags.get("detected_behaviors")
+        if behaviors:
+            final_tags["scenario_tag"] = behaviors[0]
+        else:
+            final_tags["scenario_tag"] = None
         final_tags["emotion_tag"] = detected_tags.get("detected_emotion")
         final_tags["topic_tag"] = detected_tags.get("detected_topic")
         final_tags["context_tags"] = detected_tags.get("detected_contexts", [])
@@ -452,7 +458,7 @@ with gr.Blocks(theme=gr.themes.Soft(), css=CSS) as demo:
         with gr.Group():
             gr.Markdown("## Conversation & Persona Settings")
             with gr.Row():
-                role = gr.Radio(CONFIG["roles"], value="caregiver", label="Your Role")
+                role = gr.Radio(CONFIG["roles"], value="patient", label="Your Role")
                 patient_name = gr.Textbox(label="Patient's Name")
                 caregiver_name = gr.Textbox(label="Caregiver's Name")
             with gr.Row():