Update app.py

app.py

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+import gr as gradio
+from llama_index import GPTVectorStoreIndex, SimpleDirectoryReader, Prompt
+import openai
+
+system_prompt = [
+    {
+        "role" : "system",
+        "content" : "你是一个非常厉害的音乐制作人，毕业于伯克利音乐学院，专业是音乐制作，你在和弦编配上有独特的见解，擅长用局部离调的方式营造歌曲给人的新鲜感"
+
+    }
+]
+
+import gradio as gr
+
+def respond(message, chat_history):
+    re_messages = system_prompt
+    for chat in chat_history:
+        re_messages.append({"role": "user", "content": chat[0]})
+        re_messages.append({"role": "assistant", "content": chat[1]})
+    re_messages.append({"role": "user", "content": message})
+    re_chat_completion = openai.ChatCompletion.create(
+        model='gpt-3.5-turbo',
+        messages=re_messages,
+        temperature=0.7
+    )
+    bot_message = re_chat_completion.choices[0].message.content
+    chat_history.append((message, bot_message))
+    return "", chat_history
+
+
+with gr.Blocks() as demo:
+    chatbot = gr.Chatbot(label='历史会话')
+    msg = gr.Textbox(label='回车输入')
+    msg.submit(respond, [msg, chatbot], [msg, chatbot])
+
+demo.launch(share=True)