修改history格式

app.py

@@ -6,7 +6,9 @@ llm = Llama(model_path="./neuralhermes-2.5-mistral-7b.Q5_K_M.gguf",
 
 def chat_completion(messages, history, system_prompt):
     messages = [{"role": "system", "content": system_prompt}]
-    messages.extend(history)
+    for human, assistant in history:
+        messages.append({"role": "user", "content": human })
+        messages.append({"role": "assistant", "content":assistant})
     messages.append({"role": "user", "content": messages})
     response = llm.create_chat_completion(
         messages=messages,