code: def setUpClass(cls):
      cls.kwargs = {
          "connection_data": {
              "host": "127.0.0.1",
              "port": "5000",
              "user": "sqream",
              "password": "sqream",
              "database": "master",
          }
      }
      cls.handler = SQreamDBHandler(
          "test_sqreamdb_handler", **cls.kwargs
      )
  
file_path: mindsdb/mindsdb/integrations/handlers/sqreamdb_handler/tests/test_sqreamdb_handler.py
imports: import unittest
  from mindsdb.integrations.handlers.sqreamdb_handler.sqreamdb_handler import SQreamDBHandler
  from mindsdb.api.executor.data_types.response_type import RESPONSE_TYPE
label_desc: Use image node_id 1 for calling the SQreamDBHandlerTest obj's underlying member method code with example usage: obj.setUpClass(cls) without return types