code: def reset(self):
      return self._sample_candidates()
  
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 5 for calling the ToyVMEnv obj's underlying member method code with example usage: obj.reset() and returns: self