code: def check_base_points_like(self, base_points, lnk_sel, data=None):
      if data is None:
          data = self.data
  
      self.assertEqual(
          self.element_color(base_points), lnk_sel.unselected_color
      )
      self.assertEqual(base_points.data, data)
  
imports: from unittest import skip, skipIf
  import pandas
  import holoviews
  from holoviews.core.options import Cycle, Store
  from holoviews.element import ErrorBars, Points, Rectangles, Table, VSpan
  from holoviews.element.comparison import ComparisonTestCase
  from holoviews.plotting.util import linear_gradient
  from holoviews.selection import link_selections
  from holoviews.streams import SelectionXY
label_desc: Use image node_id 3 for calling the TestLinkSelections obj's underlying member method code with example usage: obj.check_base_points_like(base_points, lnk_sel, data) without return types