code: def setUp(self):
      from pyflink.table import TableEnvironment
      from pyflink.table import EnvironmentSettings
  
      self.t_env = TableEnvironment.create(
          EnvironmentSettings.in_batch_mode()
      )
  
file_path: flink/flink-python/pyflink/table/tests/test_window.py
imports: from py4j.protocol import Py4JJavaError
  from pyflink.table import expressions
  from pyflink.table.window import Session, Slide, Tumble, Over
  from pyflink.testing.test_case_utils import PyFlinkStreamTableTestCase, PyFlinkTestCase
label_desc: Use image node_id 1 for calling the BatchTableWindowTests obj's underlying member method code with example usage: obj.setUp() without return types