def METHOD_NAME(
    self, instrument_strategy: instrumentStrategy
) -> listOfTradeLimits:
    instrument_trade_limits = self.get_trade_limits_for_instrument(
        instrument_strategy.instrument_code
    )
    strategy_instrument_trade_limits = (
        self.get_trade_limits_for_instrument_strategy(instrument_strategy)
    )
    combined_list = listOfTradeLimits(
        instrument_trade_limits + strategy_instrument_trade_limits
    )
    return combined_list