docstr: Shut down after a delay.
docstr_tok: ["Shut","down","after","a","delay","."]
code: def _shutdown(self):
      """Shut down after a delay."""
      print("Server is shutting down...")
      time.sleep(2)
      self.shutdown()
  
file_path: arrow/r/inst/demo_flight_server.py
imports: import ast
  import threading
  import time
  import pyarrow
  import pyarrow.flight
label_desc: Use image node_id 10 for calling the DemoFlightServer obj's underlying member method code with example usage: obj._shutdown() without return types