__init__.py 文件源码

def __init_log():
        """
        Initialize the GUI log.
        """
        global LOG

        class CustomHandler(logging.Logger):

            def __init__(self, name, level=logging.NOTSET):
                """
                Object constructor.
                :param name: The logger name
                :param level: The default logging level
                """
                logging.Logger.__init__(self, name, level)

            def critical(self, msg, *args, **kwargs):
                """
                Log 'msg % args' with severity 'CRITICAL' and raise an Exception.
                """
                logging.Logger.critical(self, msg, *args, **kwargs)
                raise Exception(msg % args)

        logging.setLoggerClass(CustomHandler)

        LOG = logging.getLogger('B3')
        handler = logging.FileHandler(B3_LOG, mode='w')
        handler.setFormatter(logging.Formatter('%(asctime)s\t%(levelname)s\t%(message)r', '%y%m%d %H:%M:%S'))
        LOG.addHandler(handler)
        LOG.setLevel(logging.DEBUG)