MCP2Tavily

Instructions

参数:
    url (str): 需要提取内容的网页地址
    
返回:
    str: 从URL提取的网页内容

Implementation Reference

• mcp2tavily.py:123-133 (handler)

  The handler function for the 'get_url_content_info' tool. It is registered via the @mcp.tool() decorator and delegates the actual work to the _get_url_content helper function.

  @mcp.tool()
  def get_url_content_info(url: str) -> str:
      """从指定URL获取网页内容
      
      参数:
          url (str): 需要提取内容的网页地址
          
      返回:
          str: 从URL提取的网页内容
      """
      return _get_url_content(url)

• mcp2tavily.py:62-99 (helper)

  The supporting utility function that contains the core implementation for fetching and processing URL content using the Tavily API's extract method.

  def _get_url_content(url: str) -> str:
      """Internal function to get content from a specific URL using Tavily API"""
      try:
          tavily_client = TavilyClient(api_key=API_KEY)
          logger.info(f"Attempting to extract content from URL: {url}")
          
          response = tavily_client.extract(url)
          # logger.info(f"Raw API response: {response}")  # 使用 logger 替代 print
          
          # 处理返回的数据结构
          results = response.get('results', [])
          if not results:
              logger.error(f"No results found in response: {response}")
              return "No content found for this URL. API response contains no results."
              
          # 获取第一个结果的原始内容
          first_result = results[0]
          # logger.info(f"First result structure: {list(first_result.keys())}")  # 只记录键名，避免日志过大
          
          content = first_result.get('raw_content', '')
          if not content:
              logger.error("No raw_content found in first result")
              return "No raw content available in the API response"
          
          # 确保响应文本是UTF-8编码
          content = content.encode('utf-8').decode('utf-8')
          
          # 添加一些元数据到输出中
          metadata = f"URL: {url}\n"
          metadata += f"Content length: {len(content)} characters\n"
          metadata += "---\n\n"
          
          logger.info(f"Successfully extracted content with length: {len(content)}")
          return f"{metadata}{content}"
          
      except Exception as e:
          logger.exception(f"Detailed error while extracting URL content")
          return f"Error getting content from URL: {str(e)}"