code: def main():
      # Remove the CWD from sys.path while we load stuff.
      # This is added back by InteractiveShellApp.init_path()
      if sys.path[0] == "":
          del sys.path[0]
  
      from ipykernel import kernelapp as app
  
      app.launch_new_instance()
  
label_desc: Use image node_id 1 for calling a global function with example usage: main() without return types