code: def get_tightbbox(
      self,
      renderer=None,
      call_axes_locator=True,
      bbox_extra_artists=None,
  ):
      bbs = [
          *[
              ax.get_tightbbox(
                  renderer, call_axes_locator=call_axes_locator
              )
              for ax in self.parasites
          ],
          super().get_tightbbox(
              renderer,
              call_axes_locator=call_axes_locator,
              bbox_extra_artists=bbox_extra_artists,
          ),
      ]
      return Bbox.union(
          [b for b in bbs if b.width != 0 or b.height != 0]
      )
  
imports: from matplotlib import _api, cbook
  import matplotlib.artist
  import matplotlib.transforms
  from matplotlib.transforms import Bbox
  from .mpl_axes import Axes
label_desc: Use image node_id 11 for calling the HostAxesBase obj's underlying member method code with example usage: obj.get_tightbbox(renderer, call_axes_locator, bbox_extra_artists) and returns: Bbox