code: def test_simple_task(self):
      task = Task.objects.create(
          experience=self.experience,
          item=self.item,
          test=True,
          author=User.objects.get(username="admin"),
      )
      task.run()
      result = Result.objects.get(preset=self.preset, item=self.item)
      self.assertTrue(result.has_hdf5())
  
imports: from timeside.server.models import *
  from timeside.server.tests.timeside_test_server import TimeSideTestServer
  from django.contrib.auth.models import User
label_desc: Use image node_id 2 for calling the TestTask obj's underlying member method code with example usage: obj.test_simple_task() without return types