code: def test_scatter_ellipsis_value(self):
      hv.Scatter(range(10))[..., "y"]
  
imports: import numpy
  import holoviews
  from holoviews.element.comparison import ComparisonTestCase
label_desc: Use image node_id 4 for calling the TestEllipsisCharts obj's underlying member method code with example usage: obj.test_scatter_ellipsis_value() without return types