code: def test_labels_yoffset(self):
      offset = 20000
      labels = Tiles("") * Labels(
          [
              (self.xs[0], self.ys[0], "A"),
              (self.xs[1], self.ys[1], "B"),
              (self.xs[2], self.ys[2], "C"),
          ]
      ).opts(yoffset=offset)
      state = self._get_plot_state(labels)
      lons, lats = Tiles.easting_northing_to_lon_lat(
          self.xs, np.array(self.ys) + offset
      )
      self.assertEqual(state["data"][1]["lon"], lons)
      self.assertEqual(state["data"][1]["lat"], lats)
  
imports: import numpy
  from holoviews.core.options import Cycle
  from holoviews.core.spaces import HoloMap
  from holoviews.element import Labels, Tiles
  from .test_plot import TestPlotlyPlot
label_desc: Use image node_id 6 for calling the TestMapboxLabelsPlot obj's underlying member method code with example usage: obj.test_labels_yoffset() without return types