code: def seed(self, seed: Optional[int] = None):
      self._doc_sampler, seed1 = seeding.np_random(seed)
      _seed2 = seeding.hash_seed(seed1 + 1) % 2**31
      self._reward_prng, seed2 = seeding.np_random(_seed2)
      return [seed1, seed2]
  
imports: from collections import namedtuple
  from typing import List, Optional
  import gym
  import numpy
  from gym.utils import seeding
  from gym.wrappers.time_limit import TimeLimit
  from reagent.core.dataclasses import dataclass
  from reagent.gym.envs.env_wrapper import EnvWrapper
  from reagent.gym.envs.recsim import RecsimObsPreprocessor
  from reagent.gym.envs.wrappers.recsim import ValueWrapper
  from scipy.special import expit, logit
label_desc: Use image node_id 2 for calling the ToyVMEnv obj's underlying member method code with example usage: obj.seed(seed) and returns: list