code: def test_dict_mapping_options(self):
      d = Dropdown(options={"One": 1, "Two": 2, "Three": 3})
      assert d.get_state("_options_labels") == {
          "_options_labels": ("One", "Two", "Three")
      }
  
file_path: catboost/contrib/python/ipywidgets/py3/ipywidgets/widgets/tests/test_widget_selection.py
imports: import inspect
  from unittest import TestCase
  from traitlets import TraitError
  from ipywidgets import Dropdown, SelectionSlider, Select
label_desc: Use image node_id 2 for calling the TestDropdown obj's underlying member method code with example usage: obj.test_dict_mapping_options() without return types