code: def mk_load_callback(name):
      return lambda: load_example(name)
  
file_path: vispy/examples/basics/scene/modular_shaders/sandbox.py
imports: from PyQt5 import QtCore
  from PyQt5.QtWidgets import *
  import sys
  import traceback
  from editor import Editor, HAVE_QSCI
label_desc: Use image node_id 3 for calling a global function with example usage: mk_load_callback(name) and returns: function