code: def _get_size(self):
      rows, cols = self.layout.shape
      return cols * self.width * 0.8, rows * self.height
  
imports: import param
  from holoviews.plotting.util import attach_streams
  from ...core import AdjointLayout, Empty, GridMatrix, GridSpace, HoloMap, NdLayout
  from ...core.options import Store
  from ...core.util import wrap_tuple
  from ...element import Histogram
  from ..plot import CallbackPlot, DimensionedPlot, GenericAdjointLayoutPlot, GenericCompositePlot, GenericElementPlot, GenericLayoutPlot
  from .util import configure_matching_axes_from_dims, figure_grid
label_desc: Use image node_id 2 for calling the LayoutPlot obj's underlying member method code with example usage: obj._get_size() and returns: unknown,  unknown