code: def setUpClass(cls):
      cls.kwargs = {
          "host": "localhost",
          "port": "3306",
          "user": "root",
          "password": "",
          "database": "test",
          "ssl": False,
      }
      cls.handler = MySQLHandler(
          "test_singlestore_handler", **cls.kwargs
      )
  
file_path: mindsdb/mindsdb/integrations/handlers/singlestore_handler/tests/test_singlestore_handler.py
imports: import unittest
  from mindsdb.integrations.handlers.mysql_handler.mysql_handler import MySQLHandler
  from mindsdb.api.executor.data_types.response_type import RESPONSE_TYPE
label_desc: Use image node_id 1 for calling the MySQLHandlerTest obj's underlying member method code with example usage: obj.setUpClass(cls) without return types