code: def load_app_config():
      """Loads the FiftyOne App config.
  
      Returns:
          an :class:`AppConfig` instance
      """
      app_config_path = locate_app_config()
      if os.path.isfile(app_config_path):
          return AppConfig.from_json(app_config_path)
  
      return AppConfig()
  
imports: import logging
  import os
  import pytz
  import eta
  import eta.core.config
  import fiftyone.constants
  import fiftyone.core.utils
label_desc: Use image node_id 6 for calling a global function with example usage: load_app_config() and returns: AppConfig, AppConfig