code: def show():
      for name, info_dict in globals().items():
          if name[0] == "_" or type(info_dict) is not type({}):
              continue
          print(name + ":")
          if not info_dict:
              print("  NOT AVAILABLE")
          for k, v in info_dict.items():
              v = str(v)
              if k == "sources" and len(v) > 200:
                  v = v[:60] + " ...\n... " + v[-60:]
              print("    %s = %s" % (k, v))
  
label_desc: Use image node_id 2 for calling a global function with example usage: show() without return types