code: def test_xarray_isel_scalar_metadata(self):
      hvplot = hvPlot(self.da_img_by_time, isel={"time": 1})
      assert hvplot._data.ndim == 2
  
imports: from collections import OrderedDict
  import numpy
  import pandas
  import xarray
  from hvplot.plotting import hvPlot, hvPlotTabular
  from holoviews import Store, Scatter
  from holoviews.element.comparison import ComparisonTestCase
label_desc: Use image node_id 2 for calling the TestXArrayOverrides obj's underlying member method code with example usage: obj.test_xarray_isel_scalar_metadata() without return types