updated with token

agent.py

@@ -6,6 +6,7 @@ import os
 # Load LLM from Hugging Face Hub
 llm = HuggingFaceHub(
     repo_id="google/flan-t5-large",
+    huggingfacehub_api_token=os.environ["HUGGINGFACEHUB_API_TOKEN"],
     model_kwargs={"temperature": 0.7, "max_length": 512},
 )
 

requirements.txt

@@ -1,6 +1,6 @@
 gradio
-langchain>=0.1.0
-langchain-community>=0.0.20
-transformers>=4.30.0
-huggingface-hub>=0.16.0
-python-dotenv>=1.0.0
+langchain-core
+langchain-community
+langchain-huggingface
+transformers
+serpapi