code: def test_points_no_single_item_legend(self):
      points = Points([("A", 1), ("B", 2)], label="A")
      plot = bokeh_renderer.get_plot(points)
      plot.initialize_plot()
      fig = plot.state
      self.assertEqual(len(fig.legend), 0)
  
imports: import datetime
  import numpy
  import pandas
  from bokeh.models import CategoricalColorMapper, FactorRange, LinearColorMapper, Scatter
  from holoviews.core import NdOverlay
  from holoviews.core.options import Cycle
  from holoviews.element import Points
  from holoviews.plotting.bokeh.util import property_to_dict
  from holoviews.streams import Stream
  from ..utils import ParamLogStream
  from .test_plot import TestBokehPlot, bokeh_renderer
label_desc: Use image node_id 15 for calling the TestPointPlot obj's underlying member method code with example usage: obj.test_points_no_single_item_legend() without return types