Returns the high data derived from the top file

def get_top(self):
        '''
        Returns the high data derived from the top file
        '''
        tops, errors = self.get_tops()
        try:
            merged_tops = self.merge_tops(tops)
        except TypeError as err:
            merged_tops = OrderedDict()
            errors.append('Error encountered while rendering pillar top file.')
        return merged_tops, errors