Add repo id instead of endpint

tools.py

@@ -47,7 +47,7 @@ def web_search(query: str) -> str:
     return context if context else "No results found."
 
 llm = ChatHuggingFace(llm = HuggingFaceEndpoint(
-                endpoint_url="https://api-inference.huggingface.co/models/meta-llama/Llama-2-7b-chat-hf",
+                repo_id = "meta-llama/Llama-2-7b-chat-hf",
                 temperature=0,
                 huggingfacehub_api_token=os.environ.get("HUGGING_FACE_API_KEY")))
 tools = [add, subtract, divide, web_search]