Method check_proxy

src/core/http_client.py:199–216

检查代理是否可用 Args: test_url: 测试 URL Returns: bool: 代理是否可用

(self, test_url: str = "https://httpbin.org/ip")

            raise HTTPClientError(f"下载文件失败: {url} - {e}")

    def check_proxy(self, test_url: str = "https://httpbin.org/ip") -> bool:
        """
        检查代理是否可用

        Args:
            test_url: 测试 URL

        Returns:
            bool: 代理是否可用
        """
        if not self.proxy_url:
            return False

        try:
            response = self.get(test_url, timeout=10)
            return response.status_code == 200
        except Exception:
            return False

    def close(self):
        """关闭会话"""