acb-code/AlfredAgent

1from typing import Any, Optional2from smolagents.tools import Tool3import requests4import smolagents5import markdownify6import re7 8class VisitWebpageTool(Tool):9    name = "visit_webpage"10    description = "Visits a webpage at the given url and reads its content as a markdown string. Use this to browse webpages."11    inputs = {'url': {'type': 'string', 'description': 'The url of the webpage to visit.'}}12    output_type = "string"13 14    def forward(self, url: str) -> str:15        try:16            import re17 18            import requests19            from markdownify import markdownify20            from requests.exceptions import RequestException21 22            from smolagents.utils import truncate_content23        except ImportError as e:24            raise ImportError(25                "You must install packages `markdownify` and `requests` to run this tool: for instance run `pip install markdownify requests`."26            ) from e27        try:28            # Send a GET request to the URL with a 20-second timeout29            response = requests.get(url, timeout=20)30            response.raise_for_status()  # Raise an exception for bad status codes31 32            # Convert the HTML content to Markdown33            markdown_content = markdownify(response.text).strip()34 35            # Remove multiple line breaks36            markdown_content = re.sub(r"\n{3,}", "\n\n", markdown_content)37 38            return truncate_content(markdown_content, 10000)39 40        except requests.exceptions.Timeout:41            return "The request timed out. Please try again later or check the URL."42        except RequestException as e:43            return f"Error fetching the webpage: {str(e)}"44        except Exception as e:45            return f"An unexpected error occurred: {str(e)}"46 47    def __init__(self, *args, **kwargs):48        self.is_initialized = False49