hi guys, I am facing an error. The high and low get interchanged due to which the bot buys at high and sells at low. How can it be fixed?

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#region imports
from AlgorithmImports import *
#endregion
# Rolling Window Fractal Indicator (Binance)

CRYPTO = "USDCUSDT";  BAR = 60;

class BlackpantherFractal(QCAlgorithm):

    def Initialize(self):
        self.SetStartDate(2022, 5, 1)
        self.SetEndDate(2022, 5, 3) 
        self.SetCash("USDT", 1000) 
        self.crypto = self.AddCrypto(CRYPTO, Resolution.Minute, Market.Binance).Symbol
        self.SetSecurityInitializer(lambda s: s.SetLeverage(1))
        self.SetBrokerageModel(BrokerageName.Binance, AccountType.Margin)
        self.Consolidate(self.crypto, timedelta(minutes = BAR), self.CustomBarHandler)
        self.window = RollingWindow[TradeBar](3)
        self.consolidator = TradeBarConsolidator(timedelta(minutes=BAR))        
        self.SubscriptionManager.AddConsolidator(self.crypto, self.consolidator)
        self.SetWarmUp(BAR, Resolution.Minute)
        

    def CustomBarHandler(self, bar):
        if self.IsWarmingUp: return
        self.window.Add(bar) 
        if not self.window.IsReady: return
    
        H = [self.window[i].High for i in range(3)]
        L = [self.window[i].Low for i in range(3)]
        C = [self.window[i].Close for i in range(3)]
        curr_price = self.Securities[self.crypto].Price
        
        if not self.Portfolio[self.crypto].IsLong:
            if ( curr_price <= L[1] <= L[2]):
                self.SetHoldings(self.crypto,1)
                
        elif not self.Portfolio[self.crypto].IsShort:        
            if ( curr_price >= H[1] >=  H[2]):
                self.SetHoldings(self.crypto,-1)