Add manual indicator alternative for index-options-static

project-templates/csharp/index-options-static/Main.cs

@@ -78,24 +78,29 @@ public override void Initialize()
         // Warm-up the option contracts as soon as it is added to the algorithm
         Settings.SeedInitialPrices = true;
 
-        // The EMA/price cross will determine we trade ATM contracts 
+        // The EMA/price cross will determine we trade ATM contracts
         var index = AddIndex("SPX");
-        EMA(index.Symbol, 60).Updated += TradeAtTheMoneyContract;
+        var ema = EMA(index.Symbol, 60);
+        // To use a manual EMA instead, replace the automatic indicator above with:
+        // var ema = new ExponentialMovingAverage(60);
+        // WarmUpIndicator<IndicatorDataPoint>(index.Symbol, ema);
+        // RegisterIndicator(index.Symbol, ema);
+        ema.Updated += TradeAtTheMoneyContract;
 
         _optionChainSymbol = QuantConnect.Symbol.CreateCanonicalOption(index, "SPXW", Market.USA, "?SPXW");
     }
 
     public void TradeAtTheMoneyContract(object sender, IndicatorDataPoint current)
     {
         // Pace trades every 10 minutes
-        var lastTrateTime = _lastTicket?.Time ?? DateTime.MinValue;
-        if ((UtcTime-lastTrateTime).TotalMinutes < 10) return;
+        var lastTradeTime = _lastTicket?.Time ?? DateTime.MinValue;
+        if ((UtcTime-lastTradeTime).TotalMinutes < 10) return;
 
         var ema = sender as ExponentialMovingAverage;
         if (!ema.IsReady) return;
 
         var spot = Securities[current.Symbol].Price;
-        
+
         if (spot > current && spot > ema[-1])
         {
             var atmCall = GetAtTheMoneyContract(OptionRight.Call, spot);
@@ -129,7 +134,7 @@ private Option GetAtTheMoneyContract(OptionRight right, decimal spot)
         {
             return null;
         }
-        
+
         return AddOptionContract(atm);
     }
 }

project-templates/python/index-options-static/main.py

@@ -15,9 +15,14 @@ def initialize(self) -> None:
         # Warm-up the option contracts as soon as it is added to the algorithm
         self.settings.seed_initial_prices = True
 
-        # The EMA/price cross will determine we trade ATM contracts 
+        # The EMA/price cross will determine we trade ATM contracts
         index = self.add_index("SPX")
-        self.ema(index, 60).updated += self._trade_at_the_money_contract
+        ema = self.ema(index, 60)
+        # To use a manual EMA instead, replace the automatic indicator above with:
+        # ema = ExponentialMovingAverage(60)
+        # self.warm_up_indicator(index, ema)
+        # self.register_indicator(index, ema)
+        ema.updated += self._trade_at_the_money_contract
 
         self._option_chain_symbol = Symbol.create_canonical_option(index, "SPXW", Market.USA, "?SPXW")
 
@@ -29,7 +34,7 @@ def _trade_at_the_money_contract(self, ema: ExponentialMovingAverage, current: I
         if not ema.is_ready: return
 
         spot = self.securities[current.symbol].price
-        
+
         if spot > current.value and spot > ema[-1].value:
             atm_call = self._get_at_the_money_contract(OptionRight.CALL, spot)
             if atm_call and not atm_call.invested: