code: def batch_save(self, *documents):
          
          if len(documents) < 1:
              raise Exception('Must have at least one document.')
  
          data = json.dumps(documents)
  
          return json.loads(self._post('batch_save', headers=KVStoreCollectionData.JSON_HEADER, body=data).body.read().decode('utf-8'))
docs: Inserts or updates every document specified in documents.
  
          :param documents: Array of documents to save as dictionaries
          :type documents: ``array`` of ``dict``
  
          :return: Results of update operation as overall stats
          :rtype: ``dict``