Load the commodities for Amounts in this object.

def load_commodities(self):
        """
        Load the commodities for Amounts in this object.
        """
        base, quote = self.market.split("_")
        if isinstance(self.bid, Amount):
            self.bid = Amount("{0:.8f} {1}".format(self.bid.to_double(), quote))
        else:
            self.bid = Amount("{0:.8f} {1}".format(self.bid, quote))
        if isinstance(self.ask, Amount):
            self.ask = Amount("{0:.8f} {1}".format(self.ask.to_double(), quote))
        else:
            self.ask = Amount("{0:.8f} {1}".format(self.ask, quote))
        if isinstance(self.high, Amount):
            self.high = Amount("{0:.8f} {1}".format(self.high.to_double(), quote))
        else:
            self.high = Amount("{0:.8f} {1}".format(self.high, quote))
        if isinstance(self.low, Amount):
            self.low = Amount("{0:.8f} {1}".format(self.low.to_double(), quote))
        else:
            self.low = Amount("{0:.8f} {1}".format(self.low, quote))
        if isinstance(self.volume, Amount):
            self.volume = Amount("{0:.8f} {1}".format(self.volume.to_double(), base))
        else:
            self.volume = Amount("{0:.8f} {1}".format(self.volume, base))
        if isinstance(self.last, Amount):
            self.last = Amount("{0:.8f} {1}".format(self.last.to_double(), quote))
        else:
            self.last = Amount("{0:.8f} {1}".format(self.last, quote))