def __init__(
self,
nb_bandits: int,
nb_prices_per_bandit: int,
reward_params: List[Tuple[float, int]],
):
"""
Initialize the environment.
:param nb_bandits: number of bandits
:param nb_prices_per_bandit: number of prices per bandit
:param reward_params: single param or tuple of params for the reward distribution
"""
self.nb_bandits = nb_bandits
self.nb_prices_per_bandit = nb_prices_per_bandit
self.reward_params = reward_params
self.action_space = spaces.Tuple(
(
spaces.Discrete(self.nb_bandits),
spaces.Discrete(self.nb_prices_per_bandit),
)
) # an action is specifying one of nb_bandits and specifying a price for the bandit.
self.observation_space = (
spaces.Space()) # None type space. agents only get a reward back.
self.seed() # seed environment randomness
def __init__(self,
save_replay=False,
render=False,
config_file="2lane.json"):
env_configs = load_from_file(config_file)
super().__init__(env_configs=env_configs,
save_replay=save_replay,
render=render)
self.observation_space = spaces.Space(shape=(2, DIM_H, DIM_W))
self.actions = [(i * 2, 5) for i in range(TRAFFICLIGHTS_PHASES)]
self.actions = self.actions + [(i * 2, -5)
for i in range(TRAFFICLIGHTS_PHASES)]
self.actions = self.actions + [(-1, None)]
self.action_space = spaces.Discrete(len(self.actions))
self.phases_durations = [DEFAULT_DURATION for _ in range(4)]
self.throughput = 0
self.travel_time = 0
self.traveling_cars = {}
self.tls_id = traci.trafficlight.getIDList()[0]
def space(self):
try:
return spaces.Box(shape=self.shape,
low=0, high=1,
dtype=np.float32)
except AttributeError:
return spaces.Space()
def space(self) -> spaces.Space:
try:
obs = self.observe()
return spaces.Dict(
dict(
desired_goal=spaces.Box(
-np.inf,
np.inf,
shape=obs["desired_goal"].shape,
dtype=np.float32,
),
achieved_goal=spaces.Box(
-np.inf,
np.inf,
shape=obs["achieved_goal"].shape,
dtype=np.float32,
),
observation=spaces.Box(
-np.inf,
np.inf,
shape=obs["observation"].shape,
dtype=np.float32,
),
))
except AttributeError:
return spaces.Space()
def space(self):
try:
obs = self.observe()
return spaces.Dict({
attribute: spaces.Box(-np.inf, np.inf, shape=obs[attribute].shape, dtype=np.float32)
for attribute in self.attributes
})
except AttributeError:
return spaces.Space()
def setUp(self) -> None:
self.simulator: Simulator = create_autospec(Simulator)
self.interface: GymTrainingInterface = GymTrainingInterface(self.simulator)
# Set mock's deepcopy to return input (a dict of already copied
# attributes).
self.simulator.__deepcopy__ = lambda x: x
self.sim_action_space_function: Callable[
[GymTrainedInterface], spaces.Space
] = lambda x: spaces.Space()
self.sim_action_function: Callable[
[GymTrainedInterface, np.ndarray], Dict[str, List[float]]
] = lambda x, y: {"a": [0]}
self.env: CustomSimEnv = CustomSimEnv(
self.interface,
[],
SimAction(
self.sim_action_space_function, self.sim_action_function, "stub_action"
),
[],
)
self.simulator.network = ChargingNetwork()
def __init__(self,
layout: str,
enable_render=True,
state_active=False,
player_lives: int = 3):
"""
PacmanEnv constructor
:param layout: the layout of the game
:param frame_to_skip: the frame to skip during training
:param enable_render: enabling the display of the game screen
:param state_active: enabling the display of the state matrix
"""
self.layout = layout
self.state_active = state_active
self.enable_render = enable_render
if enable_render:
pg.init()
self.action_space = spaces.Discrete(Action.__len__())
self.maze = Map(layout)
self.width, self.height = self.maze.get_map_sizes()
self.game = Game(
maze=self.maze,
screen=Controller.get_screen(state_active, self.width, self.height)
if enable_render else None,
sounds_active=False,
state_active=state_active,
agent=None)
self.timer = 0
self.reinit_game = False
self.player_lives = player_lives
self.observation_space = spaces.Space(
shape=self.get_screen_rgb_array().shape, dtype=int)
self.seed()
def __init__(self,
sumo_cmd,
vehicle_generator_config,
junctions,
traffic_movements,
traffic_lights_phases,
light_duration,
clusters,
max_steps=1500,
env_name=None):
super().__init__(sumo_cmd,
vehicle_generator_config,
max_steps,
env_name=env_name)
if not clusters:
clusters = {}
self.junctions = junctions
self.cluster_map = clusters
self.traffic_lights_phases = traffic_lights_phases
self.observation_space = spaces.Space(shape=(len(junctions),
traffic_movements + 1))
self.action_space = spaces.MultiDiscrete([traffic_lights_phases] *
len(junctions))
self.light_duration = light_duration
self.previous_actions = {}
self.clustered_juncions = {}
for junction in self.junctions:
cluster = self.cluster_map.get(junction)
if cluster:
for jun, _ in cluster["tls_to_phases"].items():
self.clustered_juncions[jun] = junction
self.previous_actions[jun] = (0, 1, 2, 3)
else:
self.previous_actions[junction] = (0, 1, 2, 3)
self.traveling_cars = {}
self.travel_time = 0
self.throughput = 0
self.green_dur = self.light_duration
self.connection.trafficlight.setPhase(self.junctions[0], 1)
self.yellow_dur = self.connection.trafficlight.getPhaseDuration(
self.junctions[0])
self.connection.trafficlight.setPhase(self.junctions[0], 2)
self.red_dur = self.connection.trafficlight.getPhaseDuration(
self.junctions[0])
self.connection.trafficlight.setPhase(self.junctions[0], 0)
self.curr_phases = [-1] * len(junctions)
self.prev_phases = [-1] * len(junctions)
self.events = []
self.ret_state = [True] * len(junctions)
self.restarted = True
def __init__(self,
test_info: CoreutilsInfo,
out_dir,
max_itr=100,
test_times=5,
_original_cost=None):
log('initializing environment: ' + test_info.id, LogType.INFO)
assert test_times > 2
super(CoreutilsEnv, self).__init__()
# only 0-8 modes, inline_func is not predictable, and basic block merge has some problems
self._action_set = {0, 1, 2, 3, 4, 5, 6, 7, 8,
9} # remove 3, it is too powerful
self.action_space = spaces.Discrete(len(self._action_set))
self.observation_space = spaces.Space(shape=(max_ops_len, ),
dtype=_dtype)
self._episode_ended = False
self.max_iteration = max_itr
self.test_times = test_times
self._episode_count = 0
self.test_info = test_info
self.out_dir = out_dir
if os.path.isdir(self.out_dir):
os.system('sudo rm -r {}'.format(self.out_dir))
os.mkdir(self.out_dir)
# set files to store running info
self._stat_files = [
os.path.join(self.out_dir,
self.test_info.id + '.perf-stat-' + str(idx))
for idx in range(self.test_times)
]
self._src_bin_export = self._get_bin_export_path(
self.test_info.current_bin_path)
# speed up the test process, the exported file exists
if not os.path.isfile(self._src_bin_export):
ret = ida_bin_export_info(self.test_info.current_bin_path,
self._src_bin_export)
if ret != 0:
raise IDAException(ret)
# assert ret == 0, "bindiff return errors, return value: %d" % ret
if _original_cost is None:
self._original_cycles_cost = self._get_performance(mode=0)
assert self._original_cycles_cost > 0, "error of perf!"
else:
self._original_cycles_cost = _original_cost
self._cycles_list = [self._original_cycles_cost
] # idx=0 is the original binary's running clock
self._reward_list = []
self._action_list = []
self._original_state = bin2state(self.test_info.current_bin_path)
self._state = self._original_state
self._cycles_cost = self._original_cycles_cost
self._similarity = 1.0
self._reward_records_file = os.path.join(
self.out_dir, 'reward_records_{}.txt'.format(self.test_info.id))
self._error_log = os.path.join(
self.out_dir, 'error_log_{}.txt'.format(self.test_info.id))
self._error_count = 0
self._uroboros_meet_error = False
self._uroboros_error_count = 0
self._diversify_output_file = os.path.join(self.out_dir,
'div_all_output.txt')
log('environment \'%s\' initialized' % self.test_info.id, LogType.INFO)
def __init__(self,
bodies: SystemScope = SystemScope.ALL,
start_body: SolarSystemPlanet = None,
target_bodies: List[SolarSystemPlanet] = None,
start_time: Time = None,
action_step: TimeDelta = TimeDelta(1 * u.minute),
simulation_step: TimeDelta = TimeDelta(1 * u.second),
spaceship_name: SpaceShipName = SpaceShipName.DEFAULT,
spaceship_initial_altitude: u.km = 400 * u.km,
spaceship_mass: u.kg = None,
spaceship_propellant_mass: u.kg = None,
spaceship_isp: u.s = None,
spaceship_engine_thrust: u.N = None):
super(SolarSystemGrav, self).__init__()
if start_body is None:
start_body = Earth
if target_bodies is None:
target_bodies = [Mars]
if start_time is None:
start_time = Time(datetime.now()).tdb
# todo: enforce action_step/simulation_step is an integer?
self.start_body = start_body
self.target_bodies = target_bodies
self.spaceship_initial_altitude = spaceship_initial_altitude
self.start_time = start_time
self.current_time = None
self.time_step = action_step
self.simulation_step = simulation_step
self.done = False
self.reward = 0
self.done = False
self.spaceship_name = spaceship_name
self.spaceship_mass = spaceship_mass
self.spaceship_propellant_mass = spaceship_propellant_mass
self.spaceship_isp = spaceship_isp
self.spaceship_engine_thrust = spaceship_engine_thrust
# set up solar system
solar_system_ephemeris.set("jpl")
# Download & use JPL Ephem
body_dict = {
SystemScope.EARTH: [Earth, Moon],
SystemScope.ALL: [
Sun, Earth, Moon, Mercury, Venus, Mars, Jupiter, Saturn,
Uranus, Neptune, Pluto
]
}
# define bodies to model
# poliastro.bodies.SolarSystemPlanet =
# Sun, Earth, Moon, Mercury, Venus, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto
# could also add versions for: only inner solar system, only 'major' bodies jovan moons, saturn's moons?
try:
self.body_list = body_dict[bodies]
except KeyError:
raise KeyError(f"bodies must be one of {body_dict.keys()}")
# set up spacecraft
self.spaceship = self._init_spaceship()
self.current_ephem = None
# init:
# * which bodies are modelled
# * what time it is
# * what time_step to use
# * target body
# * spaceship pos/vel (orbit?) /fuel/thrust
# *
# init must define action & observation space
# initialize model solar system
#
# Define action and observation space
# They must be gym.spaces objects
# observation ~~time~~, time_step, craft position, craft velocity, craft fuel, craft engine power,
# bodies: position, velocity, mass
# [time_step, [craft position, velocity, fuel, engine power],
# [body_1_is_target, body_1_position, body_1_velocity, body_1_mass],
# ...
# [body_n_is_target, body_n_position, body_n_velocity, body_n_mass]]
self.observation_space = spaces.Space()
# action:
# tuple [[x,y,z], burn duration]
self.action_space = spaces.Tuple((
spaces.Box(low=-1.0, high=1.0,
shape=(3, )), # x,y,z direction vector
spaces.Box(low=0.0, high=1.0,
shape=(1, )) # burn duration as percent of time_step
))
