Init logging
    :param log_level: An integer representing the log level or a string representing one

def init_logging(log_level=logging.DEBUG):
    """
    Init logging
    :param log_level: An integer representing the log level or a string representing one
    """
    logging.root.handlers = []  # remove possible side-effects from other libs
    logger = logging.getLogger("inginious")
    logger.setLevel(log_level)
    ch = logging.StreamHandler()
    ch.setLevel(log_level)
    formatter = logging.Formatter("%(asctime)s - %(name)s - %(levelname)s - %(message)s")
    ch.setFormatter(formatter)
    logger.addHandler(ch)