def bulk_sync(self, items):
        # descriptor = self.get_descriptor(data)
        url = self.get_urls(items)['sync']

        read_response = self.requester.post(url, items)

        if read_response.status_code is not 200:
            message = "Read error GET ({}): {}\n{}".format(
                    read_response.status_code, url, read_response.text)
            raise ValueError(message)

        for item_status in read_response.json():
            print(item_status)
dataset/ETHPy150Open impactlab/eemeter/eemeter/uploader/uploaders.py/BaseUploader.bulk_sync/operator `!=` -> `is not`