Update app.py

app.py

@@ -11,13 +11,14 @@ def format_prompt(message, history):
     global system_prompt_sent
     prompt = "<s>"
 
-    if not any(f"[INST] {system_prompt} [/INST]" in user_prompt for user_prompt, _ in history):
-        prompt += f"[INST] {system_prompt} [/INST]"
-        system_prompt_sent = True
+    if history is not None and isinstance(history, list):
+        if not any(f"[INST] {system_prompt} [/INST]" in user_prompt for user_prompt, _ in history):
+            prompt += f"[INST] {system_prompt} [/INST]"
+            system_prompt_sent = True
 
-    for user_prompt, bot_response in history:
-        prompt += f"[INST] {user_prompt} [/INST]"
-        prompt += f" {bot_response}</s> "
+        for user_prompt, bot_response in history:
+            prompt += f"[INST] {user_prompt} [/INST]"
+            prompt += f" {bot_response}</s> "
 
     prompt += f"[INST] {message} [/INST]"
     return prompt
@@ -69,7 +70,7 @@ chat_interface = gr.Interface(
     inputs=[input_text],
     outputs=[output_audio, output_text],
     live=True,
-    theme="soft",
+    theme="compact",
 )
 
 chat_interface.launch(share=True, debug=True)