code: def test_2_native_query_show_dbs(self):
      dbs = self.handler.native_query("SHOW DATABASES;")
      assert isinstance(dbs, list)
  
file_path: mindsdb/mindsdb/integrations/handlers/tidb_handler/tests/test_tidb_handler.py
imports: import unittest
  import pandas
  from mindsdb.integrations.handlers.tidb_handler.tidb_handler import TiDBHandler
label_desc: Use image node_id 4 for calling the TiDBHandlerTest obj's underlying member method code with example usage: obj.test_2_native_query_show_dbs() without return types