MyApplication.class(Timber Config)

public class MyApplication extends Application {

    @Override
    public void onCreate() {
        super.onCreate();

        if (BuildConfig.DEBUG) {
            Timber.plant(new Timber.DebugTree(){
                @Override
                protected String createStackElementTag(StackTraceElement element) {
                    return super.createStackElementTag(element) + " : " 
                            + element.getMethodName()+ "\t" 
                            + element.getLineNumber();
                }
            });
        }
    }
}