params = {
            'action':   'query',
            'list':     'blocks',
            'bklimit':  self.bklimit, #set it to 5 to reproduce the bug
            'bkprop':   'id|user|by|timestamp|expiry|reason|range|flags',
        }
        result = query.GetData(params)
        blocklist = result['query']['blocks']
        while 'query-continue' in result:
            try:
                params['bkstart'] = result['query-continue']['blocks']['bkstart']
            except KeyError:
                print 'Error in key, has API format changed?'
                print result['query-continue']
                break
            result = query.GetData(params)
            blocklist += result['query']['blocks']
            print params['bkstart']