Return the pillar data for the minion

def _pillar(self, load):
        '''
        Return the pillar data for the minion
        '''
        if any(key not in load for key in ('id', 'grains')):
            return False
#        pillar = salt.pillar.Pillar(
        log.debug('Master _pillar using ext: %s', load.get('ext'))
        pillar = salt.pillar.get_pillar(
                self.opts,
                load['grains'],
                load['id'],
                load.get('saltenv', load.get('env')),
                load.get('ext'),
                self.mminion.functions,
                pillar_override=load.get('pillar_override', {}))
        data = pillar.compile_pillar()
        if self.opts.get('minion_data_cache', False):
            self.cache.store('minions/{0}'.format(load['id']),
                             'data',
                             {'grains': load['grains'], 'pillar': data})
            if self.opts.get('minion_data_cache_events') is True:
                self.event.fire_event({'comment': 'Minion data cache refresh'}, salt.utils.event.tagify(load['id'], 'refresh', 'minion'))
        return data