nding
        `extension_configs` and the returned instance  of [`markdown.extensions.Extension`][]
        is used.
    extension_configs (dict[str, dict[str, Any]]): Configuration settings for extensions.
    output_format (str): Format of output. Supported formats are:

        * `xhtml`: Outputs XHTML style tags. Default.
        * `html`: Outputs HTML style tags.
    tab_length (int): Length of tabs in the source. Default: `4`

Ú
tab_lengthé