code: def demo_rgb1():
      fig = plt.figure()
      ax = RGBAxes(fig, [0.1, 0.1, 0.8, 0.8], pad=0.0)
      r, g, b = get_rgb()
      ax.imshow_rgb(r, g, b)
  
file_path: matplotlib/galleries/examples/axes_grid1/demo_axes_rgb.py
imports: import matplotlib.pyplot
  import numpy
  from matplotlib import cbook
  from mpl_toolkits.axes_grid1.axes_rgb import RGBAxes, make_rgb_axes
label_desc: Use image node_id 3 for calling a global function with example usage: demo_rgb1() without return types