no secret. Try workshop4
Code:
function run()
{
	set(PARAMETERS+FACTORS);
	NumCores = -2;		// use multiple cores (Zorro S only)
	NumTrainCycles = 2;
	BarPeriod=60;
	assetList("AssetsCur.csv");

	NumYears = 2;
	LookBack = 451;

	vars Price = series(price());
	vars Trend = series(LowPass(Price,200));
	
	Stop = 4*ATR(100);
	
	vars MMI_Raw = series(MMI(Price,optimize(100,100,200)));
	vars MMI_Smooth = series(LowPass(MMI_Raw,300));
	
	if(falling(MMI_Smooth)) {
		if(valley(Trend))
			enterLong();
		else if(peak(Trend))
			enterShort();
	}
	 
}



after start TRAIN, never end