def get_baserate(self):
        """Helper function to populate the base rate"""
        rateslist = self.rates['list']['resources']
        for rate in rateslist:
            rateobj = rate['resource']['fields']
            if rateobj['symbol'].partition('=')[0] == rateobj['name']:
                return rateobj['name']
        raise RuntimeError("%s: baserate not found" % self.name)
Helper function to populate the base rate