code: def test_session_stop(self):
      session = RemoteSparkSession.builder.remote(
          "sc://other"
      ).getOrCreate()
  
      self.assertFalse(session.is_stopped)
      session.stop()
      self.assertTrue(session.is_stopped)
  
imports: import threading
  import time
  import unittest
  from typing import Optional
  from pyspark import InheritableThread, inheritable_thread_target
  from pyspark.sql.connect.client import ChannelBuilder
  from pyspark.sql.connect.session import SparkSession
  from pyspark.testing.connectutils import should_test_connect
label_desc: Use image node_id 5 for calling the SparkSessionTestCase obj's underlying member method code with example usage: obj.test_session_stop() without return types