code: def test_3_get_columns(self):
      status_pages_columns = self.handler.get_columns(
          table_name="status_pages"
      )
      components_columns = self.handler.get_columns(
          table_name="components"
      )
      assert type(status_pages_columns) is not RESPONSE_TYPE.ERROR
      assert type(components_columns) is not RESPONSE_TYPE.ERROR
  
imports: import unittest
  from mindsdb.integrations.handlers.instatus_handler.instatus_handler import InstatusHandler
  from mindsdb.api.executor.data_types.response_type import RESPONSE_TYPE
  import pandas
  import os
label_desc: Use image node_id 6 for calling the InstatusHandlerTest obj's underlying member method code with example usage: obj.test_3_get_columns() without return types