Method warning

csseg/modules/utils/logger.py:30–31

(self, message, endwithnewline=True)

        self.log(message, 'INFO', endwithnewline)
    '''warning'''
    def warning(self, message, endwithnewline=True):
        self.log(message, 'WARNING', endwithnewline)
    '''error'''
    def error(self, message, endwithnewline=True):
        self.log(message, 'ERROR', endwithnewline)