Update app.py

app.py

@@ -25,7 +25,8 @@ tokenizer.eos_token_id = eos_token_id
 model.config.eos_token_id = eos_token_id
 
 def format_prompt(user_message, system_message="I am YiTonic, an AI language model created by Tonic-AI. I am a cautious assistant. I carefully follow instructions. I am helpful and harmless and I follow ethical guidelines and promote positive behavior."):
-    prompt = f'{"role": "user", "content": "{system_message}{user_message}"}'
+    prompt_dict = {"role": "user", "content": f"{system_message}{user_message}"}
+    prompt = str(prompt_dict)
     return prompt
 
 def predict(message, system_message, max_new_tokens=4056, temperature=3.5, top_p=0.9, top_k=800, model_max_length = 32000, do_sample=False):