code: def __show_all(self):
      centroid_actors = self.__clusters_visualizer.centroid_actors
      cluster_actors = self.__clusters_visualizer.cluster_actors
      lengths = self.__clusters_visualizer.lengths
      sizes = self.__clusters_visualizer.sizes
      min_length = np.min(lengths)
      min_size = np.min(sizes)
      if self.__select_all:
          for cent in centroid_actors:
              valid_length = (
                  centroid_actors[cent]["length"] >= min_length
              )
              valid_size = centroid_actors[cent]["size"] >= min_size
              if valid_length and valid_size:
                  centroid_actors[cent]["selected"] = 0
                  clus = centroid_actors[cent]["actor"]
                  cluster_actors[clus]["selected"] = centroid_actors[
                      cent
                  ]["selected"]
          self.__select_all = False
      else:
          for cent in centroid_actors:
              valid_length = (
                  centroid_actors[cent]["length"] >= min_length
              )
              valid_size = centroid_actors[cent]["size"] >= min_size
              if valid_length and valid_size:
                  centroid_actors[cent]["selected"] = 1
                  clus = centroid_actors[cent]["actor"]
                  cluster_actors[clus]["selected"] = centroid_actors[
                      cent
                  ]["selected"]
          self.__select_all = True
      self.show_m.render()
  
imports: from packaging.version import Version
  import warnings
  import numpy
  from dipy import __version__
  from dipy.io.stateful_tractogram import Space, StatefulTractogram
  from dipy.io.streamline import save_tractogram
  from dipy.tracking.streamline import Streamlines
  from dipy.utils.optpkg import optional_package
  from dipy.viz.gmem import GlobalHorizon
  from dipy.viz.horizon.tab import ClustersTab, PeaksTab, ROIsTab, SlicesTab, TabManager, build_label
  from dipy.viz.horizon.visualizer import ClustersVisualizer, SlicesVisualizer
  from dipy.viz.horizon.util import check_img_dtype, check_img_shapes
label_desc: Use image node_id 9 for calling the Horizon obj's underlying member method code with example usage: obj.__show_all() without return types