code: def configure_commands(self):
      return [{"nested_command": self.nested_command}]
  
file_path: pytorch-lightning/examples/app/commands_and_api/app.py
imports: from command import CustomCommand, CustomConfig
  from lightning import LightningFlow
  from lightning.app.api import Get, Post
  from lightning.app.core.app import LightningApp
label_desc: Use image node_id 2 for calling the ChildFlow obj's underlying member method code with example usage: obj.configure_commands() and returns: list