code: def test_dummy_progress_bar_creation():
      dummy_progress_bar = ipython.DummyProgressBar(name="Dummy")
      assert_that(len(list(dummy_progress_bar.pb)) == 1)
  
imports: from unittest.mock import patch
  import tqdm
  from hamcrest import assert_that, instance_of
  from deepchecks.utils import ipython
label_desc: Use image node_id 3 for calling a global function with example usage: test_dummy_progress_bar_creation() without return types