func (l *Logger) Debugln(args ...interface{}) {
	l.Output(2, LevelDebug, fmt.Sprintln(args...))
}
func (l *Logger) Debugln(args ...interface{}) {
	l.Output(2, LevelDebug, fmt.Sprintln(args...))
}
func ( l * Logger ) Debugln ( args ... interface { } ) { l . Output ( 2 , LevelDebug , fmt . Sprintln ( args ... ) ) }
// Debugln records the log with debug level
Debugln records the log with debug level