def __init__(self, access_key: str, secret_key: str):
        """
        Initialize a Client instance.

        :param access_key: The Access Key obtained from the Security Authentication Center of Baidu Intelligent Cloud Console.
        :param secret_key: The Secret Key paired with the Access Key.
        """
        self._access_key = access_key
        self._secret_key = secret_key

        Initialize a Client instance.

        :param access_key: The Access Key obtained from the Security Authentication Center of Baidu Intelligent Cloud Console.
        :param secret_key: The Secret Key paired with the Access Key.
        
llama-index-utils/llama-index-utils-qianfan/llama_index/utils/qianfan/client.py