def post_validation(self, config, key_name):

        if config[key_name] is not None:
            return

        try:
            config[key_name] = len(config['pages']) > self.at_lest
        except TypeError:
            config[key_name] = False
dataset/ETHPy150Open mkdocs/mkdocs/mkdocs/config/config_options.py/NumPages.post_validation/original