code: def test_get_no_tasks2(self, mock_get_conn):
      # ### Set up mocks:
      mock_get_conn.return_value = self.client
      # ### Begin tests:
  
      self.set_up_operator()
      tasks = self.client.list_tasks()
      for task in tasks["Tasks"]:
          self.client.delete_task(TaskArn=task["TaskArn"])
  
      tasks = self.client.list_tasks()
      assert len(tasks["Tasks"]) == 0
  
      # Execute the task
      result = self.datasync.execute(None)
      assert result is not None
      # ### Check mocks:
      mock_get_conn.assert_called()
  
imports: from __future__ import annotations
  from unittest import mock
  import boto3
  import pytest
  from moto import mock_datasync
  from airflow.exceptions import AirflowException
  from airflow.models import DAG, DagRun, TaskInstance
  from airflow.providers.amazon.aws.hooks.datasync import DataSyncHook
  from airflow.providers.amazon.aws.operators.datasync import DataSyncOperator
  from airflow.utils import timezone
  from airflow.utils.timezone import datetime
label_desc: Use image node_id 5 for calling the TestDataSyncOperatorGetTasks obj's underlying member method code with example usage: obj.test_get_no_tasks2(mock_get_conn) without return types