PendingOrder.Cancel

TradeResult Cancel()

pendingOrder.Cancel() -> TradeResult

foreach (var order in PendingOrders.Where(pendingOrder => pendingOrder.Label == "myLabel").ToArray())
{
    var result = order.Cancel();
    Print("Order {0} cancelled: {1}", order.Id, result.IsSuccessful);
}

for order in [pendingOrder for pendingOrder in api.PendingOrders if pendingOrder.Label == "myLabel"]:
    result = order.Cancel()
    api.Print(f"Order {order.Id} cancelled: {result.IsSuccessful}")