code: def test_value_and_value_throttled(self) -> None:
      s0 = mws.Slider(start=0, end=10)
      with pytest.raises(UnsetValueError):
          s0.value
      with pytest.raises(UnsetValueError):
          s0.value_throttled
  
      s1 = mws.Slider(start=0, end=10, value=5)
      assert s1.value == 5
      assert s1.value_throttled == 5
  
imports: from __future__ import annotations
  import pytest
  import logging
  from datetime import date, datetime, timezone
  from bokeh.core.properties import UnsetValueError
  from bokeh.core.validation.check import check_integrity, process_validation_issues
  from bokeh.util.logconfig import basicConfig
  from bokeh.util.serialization import convert_date_to_datetime, convert_datetime_type
  import bokeh.models.widgets.sliders
label_desc: Use image node_id 1 for calling the TestSlider obj's underlying member method code with example usage: obj.test_value_and_value_throttled() without return types