Ошибка поправил код 4

app.py

@@ -2,7 +2,7 @@ import re
 import requests
 from markdownify import markdownify
 from requests.exceptions import RequestException
-from smolagents import CodeAgent, DuckDuckGoSearchTool, FinalAnswerTool, HfApiModel, Tool, tool, VisitWebpageTool
+from smolagents import CodeAgent, DuckDuckGoSearchTool, FinalAnswerTool, HfApiModel, Tool, tool, VisitWebpageTool, ToolCallingAgent
 from huggingface_hub import login
 import os