Set log level.

    >>> assert get_loglevel(2) == logging.WARN
    >>> assert get_loglevel(10) == logging.INFO

def get_loglevel(level):
    """
    Set log level.

    >>> assert get_loglevel(2) == logging.WARN
    >>> assert get_loglevel(10) == logging.INFO
    """
    try:
        return [logging.DEBUG, logging.INFO, logging.WARN][level]
    except IndexError:
        return logging.INFO