def test_gym_copy_reseeding_2():
seeder = Seeder(123)
if _GYM_INSTALLED:
gym_env = gym.make("Acrobot-v1")
# nested wrapping
env = RescaleRewardWrapper(Wrapper(Wrapper(gym_env)), (0, 1))
env.reseed(seeder)
c_env = deepcopy(env)
c_env.reseed()
if deepcopy(env).is_online():
traj1 = get_env_trajectory(env, 500)
traj2 = get_env_trajectory(c_env, 500)
assert not compare_trajectories(traj1, traj2)
def test_rescale_wrapper_seeding(ModelClass):
env1 = RescaleRewardWrapper(ModelClass(), (0, 1))
seeder = Seeder(123)
env1.reseed(seeder)
env2 = RescaleRewardWrapper(ModelClass(), (0, 1))
seeder = Seeder(456)
env2.reseed(seeder)
env3 = RescaleRewardWrapper(ModelClass(), (0, 1))
seeder = Seeder(123)
env3.reseed(seeder)
if deepcopy(env1).is_online():
traj1 = get_env_trajectory(env1, 500)
traj2 = get_env_trajectory(env2, 500)
traj3 = get_env_trajectory(env3, 500)
assert not compare_trajectories(traj1, traj2)
assert compare_trajectories(traj1, traj3)