Ticks

 using cAlgo.API;
 using cAlgo.API.Internals;
 namespace cAlgo
 {
     // This sample indicator shows how to get a symbol ticks data and handle its tick events
     [Indicator(IsOverlay = true, TimeZone = TimeZones.UTC, AccessRights = AccessRights.None)]
     public class TickSample : Indicator
     {
         private Ticks _ticks;
         [Parameter("Symbol Name", DefaultValue = "EURUSD")]
         public string InputSymbolName { get; set; }
         protected override void Initialize()
         {
             // Getting a symbol ticks data
             _ticks = MarketData.GetTicks(InputSymbolName);
             // Subscribing to upcoming ticks
             _ticks.Tick += Ticks_Tick;
             _ticks.HistoryLoaded += Ticks_HistoryLoaded;
             // You can also pass a callback method instead of subscribing to HistoryLoaded event
             //_ticks.LoadMoreHistoryAsync(Ticks_HistoryLoaded);
             _ticks.LoadMoreHistoryAsync();
             _ticks.Reloaded += Ticks_Reloaded;
         }
         private void Ticks_Reloaded(TicksHistoryLoadedEventArgs obj)
         {
             Print("Ticks got reloaded");
         }
         private void Ticks_HistoryLoaded(TicksHistoryLoadedEventArgs obj)
         {
             Print("New ticks loaded: #", obj.Count);
         }
         private void Ticks_Tick(TicksTickEventArgs obj)
         {
             // Printing Last tick inside Ticks collection
             Print(obj.Ticks.LastTick);
         }
         public override void Calculate(int index)
         {
         }
     }
 }

 import clr
 clr.AddReference("cAlgo.API")
 from cAlgo.API import *
 class TicksSample():
     def initialize(self):
         # Getting a symbol ticks data
         self.ticks = api.MarketData.GetTicks(api.InputSymbolName)
         # Subscribing to upcoming ticks
         self.ticks.Tick += self.on_ticks_tick
         self.ticks.HistoryLoaded += self.on_ticks_history_loaded
         # You can also pass a callback method instead of subscribing to HistoryLoaded event
         self.ticks.LoadMoreHistoryAsync();
         self.ticks.Reloaded += self.on_ticks_reloaded
     def on_ticks_tick(self, args):
         api.Print(str(args.Ticks.LastTick))
     def on_ticks_history_loaded(self, args):
         api.Print(f"New ticks loaded: #{args.Count}")
     def on_ticks_reloaded(self, args):
         api.Print("Ticks got reloaded")