Update app.py

app.py

@@ -54,6 +54,10 @@ def chat_pdf_ep(content: Text = None):
         }
     ]
     obj = json.loads(content.content)
+    history = obj['history']
+    for his in history:
+        messages.append({"role": "user", "content": his[0]})
+        messages.append({"role": "assistant", "content": his[1]})
     messages.append({"role": "user", "content": obj['question'] + '\n根据以下文章回答：\n' + obj['doc']})
     data = {
         "model": "gpt-3.5-turbo",
@@ -81,4 +85,4 @@ def embeddings_ep(content: Text = None):
                            data=json.dumps(data),
                            headers=headers
                            )
-    return JSONResponse(content=result.json())
+    return JSONResponse(content=result.json())