utils/check_config_docstrings.py/check_config_docstrings_have_checkpoints
def check_config_docstrings_have_checkpoints():
    configs_without_checkpoint = []

    for config_class in list(CONFIG_MAPPING.values()):
        checkpoint = get_checkpoint_from_config_class(config_class)

        name = config_class.__name__
        if checkpoint is None and name not in CONFIG_CLASSES_TO_IGNORE_FOR_DOCSTRING_CHECKPOINT_CHECK:
            configs_without_checkpoint.append(name)

    if len(configs_without_checkpoint) > 0:
        message = "\n".join(sorted(configs_without_checkpoint))
        raise ValueError(f"The following configurations don't contain any valid checkpoint:\n{message}")