Hello Praveen,
You may refer below code snippet for ROBO order.
to place order
orderparams={ "variety":"ROBO", "tradingsymbol":"CANBK-EQ", "symboltoken":10794, "transactiontype":"BUY", "exchange":"NSE", "ordertype":"LIMIT", "producttype":"BO", "duration":"DAY", "price":152.30, "squareoff":20, "stoploss": 10, "triggerprice":10, "quantity":1}
orderId=obj.placeOrder(orderparams)
to cancel placed orders
cancelled_order_ID = obj.cancelOrder(orderId, 'ROBO')