gradio/demo/chatbot/app.py

from fastapi import FastAPI, Request
import uvicorn
from datetime import datetime, time, date
import gradio as gr

from .agent import agent_framework, agent_main
CUSTOM_PATH = "/agent_bot"
app = FastAPI()

@app.get("/index")
def root():
    return {"message": "hello world!!!"}

with gr.Blocks() as demo:
    chatbot = gr.Chatbot(show_label=False, height=600, avatar_images=["https://hong.greatdk.com/_next/image?url=%2Fself.jpg&w=1920&q=75", "https://hong.greatdk.com/_next/image?url=%2Fnpc.jpg&w=1920&q=75"])
    with gr.Row() as input_row:
        msg_textbox = gr.Textbox(show_label=False, scale=15)
        submit_btn = gr.Button(value="发送", scale=1)

    clear_btn = gr.ClearButton([msg_textbox, chatbot],value="清除会话")
    def respond(message, chat_history):
        print(f"message:{message}, strpped:{message.strip()}")
        print(f"history:{chat_history}")
        if len(message.strip()) <= 0 :
            print(f"message is empty, ignore the message")
            return "", chat_history
        
        init_agent = agent_main.AgentMain()
        af = agent_framework.AgentFramework(init_agent=init_agent)
        bot_message = af.run(message.strip(), chat_history)
        chat_history.append((message.strip(), bot_message))
        return "", chat_history

    msg_textbox.submit(respond, [msg_textbox, chatbot], [msg_textbox, chatbot]) # 在输入框按回车也进行发送
    submit_btn.click(respond, [msg_textbox, chatbot], [msg_textbox, chatbot]) # 绑定按钮点击函数
    
fastapp = gr.mount_gradio_app(app, demo, path=CUSTOM_PATH)

if __name__=='__main__':
    uvicorn.run(fastapp, host="0.0.0.0", port=8000)