code: def test_get_configuration(self):
      table_config = TableConfig.get_default()
  
      table_config.set("k1", "v1")
  
      self.assertEqual(table_config.get("k1", ""), "v1")
  
file_path: flink/flink-python/pyflink/table/tests/test_table_config.py
imports: import datetime
  from pyflink.common import Configuration
  from pyflink.table import TableConfig, SqlDialect
  from pyflink.testing.test_case_utils import PyFlinkTestCase
label_desc: Use image node_id 5 for calling the TableConfigTests obj's underlying member method code with example usage: obj.test_get_configuration() without return types