Update app.py

app.py

@@ -41,7 +41,13 @@ def bot(history):
 
 def infer(question, history):
     print(history[-1])
-    chat_history = []
+    
+    res = []
+    for human, ai in history:
+        res.append(f"Human:{human}\nAI:{ai}")
+    "\n".join(res)
+    chat_history = res
+    print(chat_history)
     query = question
     result = qa({"question": query, "chat_history": chat_history})
     print(result)