code: def delete(session_uuid: str):
      gpu_key = GPUIndex.get(session_uuid)
      preferences_key = GPUPreferencesIndex.get(session_uuid)
  
      if gpu_key:
          g: GPUModel = gpu_key.load()
          GPUIndex.delete(session_uuid)
          g.delete()
  
      if preferences_key:
          gp: GPUPreferencesModel = preferences_key.load()
          GPUPreferencesIndex.delete(session_uuid)
          gp.delete()
  
imports: from fastapi import Request
  from fastapi.responses import JSONResponse
  from labml_db import Model, Index
  from labml_db.serializer.pickle import PickleSerializer
  from typing import Dict, Any, List
  from labml_app.enums import COMPUTEREnums
  from labml_app.logger import logger
  from ..analysis import Analysis
  from ..preferences import Preferences
  from ..series import SeriesModel, Series
  from ..series_collection import SeriesCollection
label_desc: Use image node_id 5 for calling the GPUAnalysis obj's underlying member method code with example usage: obj.delete(session_uuid) without return types