code: def pytest_addoption(parser):
      """
      Add a --all option to run the full range of parameters for tests generated using the
      pytest test generators
      """
      parser.addoption(
          "--all", action="store_true", help="run all tests"
      )
      parser.addoption(
          "--device_id", type=int, default=0, help="GPU device to use"
      )
      return
  
imports: import itertools
  import numpy
  import pytest
  import re
  import os
  import sys
  from neon.backends import gen_backend
  from neon.backends.nervanacpu import NervanaCPU
  from neon.layers.container import DeltasTree
label_desc: Use image node_id 1 for calling a global function with example usage: pytest_addoption(parser) without return types