base.py 文件源码

def show(self, fmt="html", header_block=None, footer_block=None):
        """
        Show the block in a browser.

        :param fmt: The format of the saved block. Supports the same output as `Block.save`
        :return: Path to the block file.
        """
        file_name = str_base(hash(self._id)) + "." + fmt
        file_path = self.publish(os.path.expanduser(os.path.join(user_config["tmp_html_dir"], file_name)),
                                 header_block=header_block, footer_block=footer_block)

        try:
            url_base = user_config["public_dir"]
        except KeyError:
            path = os.path.expanduser(file_path)
        else:
            path = urljoin(url_base, os.path.expanduser(user_config["tmp_html_dir"] + "/" + file_name))

        webbrowser.open_new_tab(path)

        return path