code: def place_instruction(order_type, selection_id, side, handicap=None, limit_order=None, limit_on_close_order=None,
                        market_on_close_order=None, customer_order_ref=None):
      
  
      args = locals()
      return {
          to_camel_case(k): v for k, v in args.items() if v is not None
      }
docs: Create order instructions to place an order at exchange.
      :param str order_type: define type of order to place.
      :param int selection_id: selection on which to place order
      :param float handicap: handicap if placing order on asianhandicap type market
      :param str side: side of order
      :param resources.LimitOrder limit_order: if orderType is a limitOrder structure details of the order.
      :param resources.LimitOnCloseOrder limit_on_close_order: if orderType is a
      limitOnCloseOrder structure details of the order.
      :param resources.MarketOnCloseOrder market_on_close_order: if orderType is
      a marketOnCloseOrder structure details of the order.
      :param str customer_order_ref: an optional reference customers can set to identify instructions..
  
      :return: orders to place.
      :rtype: dict