Update app.py

app.py

@@ -1,23 +1,19 @@
-import os
 import gradio as gr
+import os
 
-# 手动设置 API 金钥
-os.environ["groq_key"] = "your_groq_api_key"
-
-# 确保 groq 套件已安装
+# Install the groq package if it is not installed
 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'.")
+# Set up the Groq client with the secret key
+groq_key = os.getenv('groq_key')
+if not groq_key:
+    raise ValueError("groq_key environment variable is not set")
 
-# 初始化 Groq 客户端
-client = Groq(api_key=api_key)
+client = Groq(api_key=groq_key)
 
 # 定义聊天机器人的响应函数
 def chatbot_response(messages):