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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_pylint_options(config_dir='.'):
 # type: (str) -> List[str] """Checks for local config overrides for `pylint` and add them in the correct `pylint` `options` format. :param config_dir: :return: List [str] """

    if PYLINT_CONFIG_NAME in os.listdir(config_dir):
        pylint_config_path = PYLINT_CONFIG_NAME
    else:
        pylint_config_path = DEFAULT_PYLINT_CONFIG_PATH

    return ['--rcfile={}'.format(pylint_config_path)]