def decodeFromRecord(self, record):
        try:
            return self.decodeValue(self.rawFromRecord(record))
        except:
            if self.ignoreErrors:
                return utils.INVALID_VALUE
            else:
                raise
Expands the VLAN to the prefix size in private_ipv4_range_size
dataset/ETHPy150Open kennethreitz/tablib/tablib/packages/dbfpy3/fields.py/DbfFieldDef.decodeFromRecord--crossover with--dataset/ETHPy150Open apache/libcloud/libcloud/compute/drivers/dimensiondata.py/DimensionDataNodeDriver.ex_expand_vlan