code: def make_rgb_axes(ax, pad=0.01, axes_class=None, add_all=True):
      """
      pad : fraction of the axes height.
      """
  
      divider = make_axes_locatable(ax)
  
      pad_size = Size.Fraction(pad, Size.AxesY(ax))
  
      xsize = Size.Fraction((1.0 - 2.0 * pad) / 3.0, Size.AxesX(ax))
      ysize = Size.Fraction((1.0 - 2.0 * pad) / 3.0, Size.AxesY(ax))
  
      divider.set_horizontal([Size.AxesX(ax), pad_size, xsize])
      divider.set_vertical([ysize, pad_size, ysize, pad_size, ysize])
  
      ax.set_axes_locator(divider.new_locator(0, 0, ny1=-1))
  
      ax_rgb = []
      if axes_class is None:
          try:
              axes_class = locatable_axes_factory(ax._axes_class)
          except AttributeError:
              axes_class = locatable_axes_factory(type(ax))
  
      for ny in [4, 2, 0]:
          ax1 = axes_class(
              ax.get_figure(),
              ax.get_position(original=True),
              sharex=ax,
              sharey=ax,
          )
          locator = divider.new_locator(nx=2, ny=ny)
          ax1.set_axes_locator(locator)
          for t in (
              ax1.yaxis.get_ticklabels() + ax1.xaxis.get_ticklabels()
          ):
              t.set_visible(False)
          try:
              for axis in ax1.axis.values():
                  axis.major_ticklabels.set_visible(False)
          except AttributeError:
              pass
  
          ax_rgb.append(ax1)
  
      if add_all:
          fig = ax.get_figure()
          for ax1 in ax_rgb:
              fig.add_axes(ax1)
  
      return ax_rgb
  
file_path: catboost/contrib/python/matplotlib/py2/mpl_toolkits/axes_grid1/axes_rgb.py
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import six
  import numpy
  from .axes_divider import make_axes_locatable, Size, locatable_axes_factory
  import sys
  from .mpl_axes import Axes
label_desc: Use image node_id 1 for calling a global function with example usage: make_rgb_axes(ax, pad, axes_class, add_all) and returns: ax_rgb