code: def __init__(self, port):
      super().__init__(port=port)
      self._model = None
  
file_path: pytorch-lightning/tests/tests_app/components/serve/test_python_server.py
imports: import multiprocessing
  from lightning.app.components import Category, Image, Number, PythonServer, Text
  from lightning.app.utilities.network import _configure_session, find_free_network_port
label_desc: Use image node_id 1 to create a new SimpleServer object from inherited base classes: PythonServer with example: obj = SimpleServer(port)