Files
baselines/baselines/deepq/experiments/enjoy_retro.py
2018-07-26 14:26:57 -07:00

35 lines
1.0 KiB
Python

import argparse
import numpy as np
from baselines import deepq
from baselines.common import retro_wrappers
def main():
parser = argparse.ArgumentParser()
parser.add_argument('--env', help='environment ID', default='SuperMarioBros-Nes')
parser.add_argument('--gamestate', help='game state to load', default='Level1-1')
parser.add_argument('--model', help='model pickle file from ActWrapper.save', default='model.pkl')
args = parser.parse_args()
env = retro_wrappers.make_retro(game=args.env, state=args.gamestate, max_episode_steps=None)
env = retro_wrappers.wrap_deepmind_retro(env)
act = deepq.load(args.model)
while True:
obs, done = env.reset(), False
episode_rew = 0
while not done:
env.render()
action = act(obs[None])[0]
env_action = np.zeros(env.action_space.n)
env_action[action] = 1
obs, rew, done, _ = env.step(env_action)
episode_rew += rew
print('Episode reward', episode_rew)
if __name__ == '__main__':
main()