Update app.py

app.py

@@ -6,16 +6,20 @@ import gradio as gr
 import os
 from dotenv import load_dotenv
 load_dotenv
+
+tavily_key = os.getenv("TAVILY_API_KEY") 
+groq_key = os.getenv("GROQ_API_KEY")
+
 @tool 
 def add_tool(a,b):
     """Add two numbers a and b"""
     return a+b
 
-web_search = TavilySearch(tavily_api_key=os.getenv("tavily_api_key"),
+web_search = TavilySearch(tavily_api_key=tavily_key,
                           max_results=5)
 llm = ChatGroq(
     model="llama-3.1-8b-instant",
-    api_key=os.getenv("groq_api_key"),
+    api_key=groq_key,
 
 )