app.py

import os
import gradio as gr

# 手动设置 API 金钥
os.environ["groq_key"] = "your_groq_api_key"

# 确保 groq 套件已安装
try:
    from groq import Groq
except ImportError:
    os.system('pip install groq')
    from groq import Groq

# 从环境变量中获取 API 金钥
api_key = os.getenv("groq_key")
if api_key is None:
    raise ValueError("API key is not set. Please set it in your environment variables with the name 'groq_key'.")

# 初始化 Groq 客户端
client = Groq(api_key=api_key)

# 定义聊天机器人的响应函数
def chatbot_response(messages):
    completion = client.chat.completions.create(
        model="llama3-8b-8192",
        messages=[
            {
                "role": "system",
                "content": "You are a corporate secretary who is skilled at drafting business emails. The prompt will feed you addressee, main message, and final greetings."
            }
        ] + messages,
        temperature=1,
        max_tokens=1024,
        top_p=1,
        stream=True,
        stop=None,
    )
    
    response = ""
    for chunk in completion:
        respons