code: def load_galaxy_star_image():
      fname = io.load_data_file("galaxy/star-particle.png")
      raw_image = io.read_png(fname)
  
      return raw_image
  
file_path: vispy/examples/demo/gloo/galaxy/galaxy.py
imports: import numpy
  import sys
  from vispy.util.transforms import perspective
  from vispy.util import transforms
  from vispy import gloo
  from vispy import app
  from vispy import io
  import galaxy_specrend
  from galaxy_simulation import Galaxy
label_desc: Use image node_id 1 for calling a global function with example usage: load_galaxy_star_image() and returns: raw_image