Added asyncio

app.py

@@ -3,6 +3,7 @@ import gradio as gr
 import requests
 import inspect
 import pandas as pd
+import asyncio
 from llama_index.tools.duckduckgo import DuckDuckGoSearchToolSpec
 from llama_index.llms.huggingface_api import HuggingFaceInferenceAPI
 from llama_index.core.agent.workflow import AgentWorkflow
@@ -21,7 +22,7 @@ class BasicAgent:
         self.agent = AgentWorkflow.from_tools_or_functions([self.search_tool], llm=self.llm)
         print("BasicAgent initialized.")
         
-    def __call__(self, question: str) -> str:
+    async def __call__(self, question: str) -> str:
         response = await self.agent.run(question)
         return response