code: def go_offline(connected=None):
      """
      connected : bool
          If True, the plotly.js library will be loaded
          from an online CDN. If False, the plotly.js library will be loaded locally
          from the plotly python package
      """
      from .auth import get_config_file
  
      if connected is None:
          try:
              connected = (
                  True
                  if get_config_file()["offline_connected"] is None
                  else get_config_file()["offline_connected"]
              )
          except:
              connected = True
      if run_from_ipython():
          try:
              py_offline.init_notebook_mode(connected)
          except TypeError:
              # For older versions of plotly
              py_offline.init_notebook_mode()
      py_offline.__PLOTLY_OFFLINE_INITIALIZED = True
  
imports: import plotly.offline
label_desc: Use image node_id 2 for calling a global function with example usage: go_offline(connected) without return types