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@ -9,47 +9,50 @@ from minigrid.core.actions import Actions |
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import time |
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from utils import MiniGridShieldHandler, create_shield_query, parse_arguments, create_log_dir, ShieldingConfig |
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from sb3utils import MiniGridSbShieldingWrapper |
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from utils import MiniGridShieldHandler, create_log_dir, ShieldingConfig |
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from sb3utils import MiniGridSbShieldingWrapper, parse_sb3_arguments |
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GRID_TO_PRISM_BINARY="/home/spranger/research/tempestpy/Minigrid2PRISM/build/main" |
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def mask_fn(env: gym.Env): |
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return env.create_action_mask() |
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def main(): |
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import argparse |
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args = parse_arguments(argparse) |
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args.grid_path = F"{args.grid_path}.txt" |
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args.prism_path = F"{args.prism_path}.prism" |
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shield_creator = MiniGridShieldHandler(args.grid_path, args.grid_to_prism_binary_path, args.prism_path, args.formula) |
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args = parse_sb3_arguments() |
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formula = args.formula |
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shield_value = args.shield_value |
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shield_comparison = args.shield_comparison |
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shield_handler = MiniGridShieldHandler(GRID_TO_PRISM_BINARY, args.grid_file, args.prism_output_file, formula, shield_value=shield_value, shield_comparison=shield_comparison) |
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env = gym.make(args.env, render_mode="rgb_array") |
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env = MiniGridSbShieldingWrapper(env, shield_creator=shield_creator, shield_query_creator=create_shield_query, mask_actions=args.shielding == ShieldingConfig.Full) |
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env = MiniGridSbShieldingWrapper(env, shield_handler=shield_handler, create_shield_at_reset=False, mask_actions=args.shielding == ShieldingConfig.Full) |
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env = ActionMasker(env, mask_fn) |
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model = MaskablePPO(MaskableActorCriticPolicy, env, gamma=0.4, verbose=1, tensorboard_log=create_log_dir(args)) |
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steps = args.steps |
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model.learn(steps) |
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#W mean_reward, std_reward = evaluate_policy(model, model.get_env()) |
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print("Learning done, hit enter") |
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input("") |
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vec_env = model.get_env() |
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obs = vec_env.reset() |
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terminated = truncated = False |
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while not terminated and not truncated: |
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action_masks = None |
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action, _states = model.predict(obs, action_masks=action_masks) |
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print(action) |
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obs, reward, terminated, truncated, info = env.step(action) |
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# action, _states = model.predict(obs, deterministic=True) |
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# obs, rewards, dones, info = vec_env.step(action) |
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vec_env.render("human") |
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time.sleep(0.2) |
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if __name__ == '__main__': |
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main() |
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main() |