def draft_b_lp(columns: int):
# Create environment
environment = DeepSeaTreasureRightDownStochastic(columns=columns)
# Vector precision
Vector.set_decimal_precision(decimal_precision=0.000001)
# Create instance of AgentB
agent = AgentB(environment=environment, limited_precision=True)
agent.simulate()
def get_trained_agent() -> AgentBN:
# Environment
environment = ResourceGatheringEpisodic()
# Agent
agent = AgentBN(environment=environment, gamma=.9)
# Vector precision
Vector.set_decimal_precision(decimal_precision=0.01)
# Train agent
agent.train(graph_type=GraphType.SWEEP, limit=10)
return agent
def main():
# Get trained agent
print('Training agent...')
agent: AgentBN = get_trained_agent()
# Set initial state
initial_state = ((2, 4), (0, 0), False)
# Initial vectors
v_s_0 = agent.v[initial_state]
vectors = Vector.m3_max(set(v_s_0))
# Show information
print('Vectors obtained after m3_max algorithm: ')
print(vectors, end='\n\n')
# Define a tolerance
decimal_precision = 0.0000001
# Simulation
simulation = dict()
# Set decimal precision
Vector.set_decimal_precision(decimal_precision=decimal_precision)
print('Evaluating policies gotten...')
# For each vector
for vector in vectors:
# Specify objective vector
objective_vector = vector.copy()
print('Recovering policy for objective vector: {}...'.format(
objective_vector))
# Get simulation from this agent
policy = agent.recover_policy(initial_state=initial_state,
objective_vector=objective_vector,
iterations_limit=agent.total_sweeps)
print('Evaluating policy obtaining...', end='\n\n')
# Train until converge with `decimal_precision` tolerance.
policy_evaluated = agent.evaluate_policy(policy=policy,
tolerance=decimal_precision)
# Save policy and it evaluation.
simulation.update({objective_vector: (policy, policy_evaluated)})
print(simulation)
def train_from_zero():
# Define variables
limit = int(3e6)
epsilon = 0.4
max_steps = 1000
alpha = 0.1
gamma = 1
graph_type = GraphType.EPISODES
columns_list = range(1, 6)
decimals = [0.01, 0.05]
for decimal_precision in decimals:
# Set vector decimal precision
Vector.set_decimal_precision(decimal_precision=decimal_precision)
for columns in columns_list:
# Environment
environment = DeepSeaTreasureRightDownStochastic(columns=columns)
# Create agent
agent = AgentMPQ(environment=environment,
hv_reference=environment.hv_reference,
epsilon=epsilon,
alpha=alpha,
gamma=gamma,
max_steps=max_steps)
# Time train
t0 = time.time()
# Show numbers of columns
print('# of columns: {}'.format(columns))
# Agent training
agent.train(graph_type=graph_type, limit=limit)
# Calc total time
total_time = time.time() - t0
prepare_for_dumps(agent, columns, decimal_precision, graph_type,
limit, total_time)
def main():
# Get trained agent
agent: AgentBN = get_trained_agent()
# Set initial state
initial_state = ((2, 4), (0, 0))
# agent: AgentBN = AgentBN.load(
# filename='bn/models/rg_1584437328_0.005.bin'
# )
v_s_0 = agent.v[initial_state]
vectors = Vector.m3_max(set(v_s_0))
# Simulation
simulation = dict()
# Set decimal precision
Vector.set_decimal_precision(decimal_precision=0.0000001)
for vector in vectors:
# Recreate the index objective vector.
# objective_vector = IndexVector(
# index=vector, vector=trained_agent.v[initial_state][vector]
# )
objective_vector = vector.copy()
# Get simulation from this agent
policy = agent.recover_policy(initial_state=initial_state,
objective_vector=objective_vector,
iterations_limit=agent.total_sweeps)
policy_evaluated = agent.evaluate_policy(policy=policy,
tolerance=0.0000001)
simulation.update({objective_vector: (policy, policy_evaluated)})
print(simulation)
def train_agent() -> Agent:
# Environment
# environment = DeepSeaTreasureRightDownStochastic(columns=3)
# environment = DeepSeaTreasureRightDown(columns=3)
# environment = PyramidMDPNoBounces(diagonals=3, n_transition=0.95)
# environment = DeepSeaTreasure()
environment = ResourceGathering()
# Agent
# agent = AgentMPQ(
# environment=environment, hv_reference=environment.hv_reference, alpha=0.1, epsilon=0.4, max_steps=1000
# )
# agent = AgentMPQ(environment=environment, hv_reference=environment.hv_reference, alpha=0.01)
agent = AgentBN(environment=environment, gamma=.9)
# Vector precision
Vector.set_decimal_precision(decimal_precision=0.01)
# Train agent
# agent.train(graph_type=GraphType.SWEEP, tolerance=0.00001)
agent.train(graph_type=GraphType.SWEEP, limit=13)
return agent
def train_from_file():
# Models Path
models_path = 'mpq/models/dstrds_1579869395_1.0_4.bin'
agent: AgentMPQ = u_models.binary_load(
path=dumps_path.joinpath(models_path))
# Data Path
data_path = dumps_path.joinpath(
'mpq/train_data/dstrds_1579869395_1.0_4.yml')
data_file = data_path.open(mode='r', encoding='UTF-8')
# Load yaml from file
data = yaml.load(data_file, Loader=yaml.FullLoader)
# Extract relevant data for training
before_training_execution = float(data['time'])
decimal_precision = float(data['agent']['decimal_precision'])
graph_type = GraphType.from_string(data['training']['graph_type'])
limit = int(data['training']['limit'])
columns = int(data['environment']['columns'])
# Set decimal precision
Vector.set_decimal_precision(decimal_precision=decimal_precision)
# Time train
t0 = time.time()
# Agent training
agent.train(graph_type=graph_type, limit=limit)
# Calc total time
total_time = (time.time() - t0) + before_training_execution
prepare_for_dumps(agent, columns, decimal_precision, graph_type, limit,
total_time)
def draft_w():
tolerance = 0.00001
for decimal_precision in [0.05, 0.005, 0.001]:
# Create environment
# environment = ResourceGatheringEpisodicSimplified()
# environment = ResourceGatheringSimplified()
environment = ResourceGatheringEpisodic()
# Create agent
agent_w = AgentW(environment=environment,
convergence_graph=True,
gamma=.9)
# Time train
t0 = time.time()
# Set numbers of decimals allowed
Vector.set_decimal_precision(decimal_precision=decimal_precision)
agent_w.train(graph_type=GraphType.SWEEP, limit=1)
# Calc total time
total_time = time.time() - t0
# Convert to vectors
vectors = {
key: [vector.tolist() for vector in vectors]
for key, vectors in agent_w.v.items()
}
# Prepare full_data to dumps
data = {
'time': '{}s'.format(total_time),
'memory': {
'v_s_0': len(agent_w.v[environment.initial_state]),
'full': sum(len(vectors) for vectors in agent_w.v.values())
},
'vectors': vectors
}
# Configuration of environment
environment_info = vars(environment).copy()
environment_info.pop('_action_space', None)
environment_info.pop('np_random', None)
# Configuration of agent
agent_info = {
'gamma': agent_w.gamma,
'initial_q_value': agent_w.initial_q_value,
'initial_seed': agent_w.initial_seed,
'interval_to_get_data': agent_w.interval_to_get_data,
'max_steps': agent_w.max_iterations,
'total_sweeps': agent_w.total_sweeps,
'tolerance': tolerance
}
# Extra data
data.update({'environment': environment_info})
data.update({'agent': agent_info})
# Dumps partial execution
dumps(data=data, environment=environment)
def draft_w():
tolerance = 0.00001
gamma = 0.95
# for decimal_precision in [1, 0.5, 0.1, 0.05, 0.005]:
for decimal_precision in [0.1, 0.05, 0.005]:
# Set numbers of decimals allowed
Vector.set_decimal_precision(decimal_precision=decimal_precision)
# for i in range(1, 5):
for i in [10]:
# Create environment
# environment = PyramidMDPNoBounces(diagonals=i, n_transition=0.95)
# environment = DeepSeaTreasure(columns=i)
# environment = ResourceGatheringEpisodic()
environment = ResourceGathering()
# Create agent
agent_w = AgentW(environment=environment, convergence_graph=False, gamma=gamma)
# Time train
t0 = time.time()
# # Calc number of sweeps limit
# limit = (i + 1) * 3
print('{}-diagonals'.format(i))
# print('{}-sweeps'.format(limit))
agent_w.train(graph_type=GraphType.SWEEP, limit=40)
# agent_w.train(graph_type=GraphType.SWEEP, tolerance=tolerance)
# x = list(range(1, agent_w.total_sweeps))
# y = agent_w.convergence_graph_data.copy()
#
# plt.title('{} Diagonals'.format(i))
# plt.y_label('Hypervolume max difference')
# plt.x_label('Sweeps')
# plt.plot(x, y)
# plt.show()
# Calc total time
total_time = time.time() - t0
# Convert to vectors
vectors = {key: [vector.tolist() for vector in vectors] for key, vectors in agent_w.v.items()}
# Prepare full_data to dumps
data = {
'time': '{}s'.format(total_time),
'memory': {
'v_s_0': len(agent_w.v[environment.initial_state]),
'full': sum(len(vectors) for vectors in agent_w.v.values())
},
'vectors': vectors
}
# Configuration of environment
environment_info = vars(environment).copy()
environment_info.pop('_action_space', None)
environment_info.pop('np_random', None)
# Configuration of agent
agent_info = {
'gamma': agent_w.gamma,
'initial_q_value': agent_w.initial_q_value,
'initial_seed': agent_w.initial_seed,
'interval_to_get_data': agent_w.interval_to_get_data,
'max_steps': agent_w.max_iterations,
'total_sweeps': agent_w.total_sweeps,
'tolerance': tolerance
}
# Extra data
data.update({'environment': environment_info})
data.update({'agent': agent_info})
# Dumps partial execution
dumps(data=data, columns=i, environment=environment)
def draft_w():
gamma = .9
# for decimal_precision in [0.01, 0.005, 1, 0.5, 0.05, 0.1]:
for decimal_precision in [0.005]:
# Set numbers of decimals allowed
Vector.set_decimal_precision(decimal_precision=decimal_precision)
tolerance = decimal_precision
for i in ['full']:
# Create environment
for environment in [ResourceGathering()]:
# Create agent
agent_bn = AgentBN(environment=environment,
convergence_graph=False,
gamma=gamma)
# Time train
t0 = time.time()
# # Calc number of sweeps limit
print('{} cols \ntolerance: {}'.format(i, tolerance))
agent_bn.train(graph_type=GraphType.SWEEP,
tolerance=tolerance,
sweeps_dump=30)
# Calc total time
total_time = time.time() - t0
# Convert to vectors
vectors = {
key: [vector.tolist() for vector in vectors]
for key, vectors in agent_bn.v.items()
}
# Prepare full_data to dumps
data = {
'time': '{}s'.format(total_time),
'memory': {
'v_s_0':
len(agent_bn.v[environment.initial_state]),
'full':
sum(len(vectors) for vectors in agent_bn.v.values())
},
'vectors': vectors
}
# Configuration of environment
environment_info = vars(environment).copy()
environment_info.pop('_action_space', None)
environment_info.pop('np_random', None)
# Configuration of agent
agent_info = {
'gamma': agent_bn.gamma,
'initial_q_value': agent_bn.initial_q_value,
'initial_seed': agent_bn.initial_seed,
'interval_to_get_data': agent_bn.interval_to_get_data,
'total_sweeps': agent_bn.total_sweeps,
'tolerance': tolerance
}
# Extra data
data.update({'environment': environment_info})
data.update({'agent': agent_info})
# Dumps partial execution
# dumps(data=data, columns=i, environment=environment)
dumps(data=data, environment=environment)
# Dump agent
agent_bn.save()
def test_agents(environment: Environment,
hv_reference: Vector,
variable: str,
agents_configuration: dict,
graph_configuration: dict,
epsilon: float = None,
alpha: float = None,
max_steps: int = None,
states_to_observe: list = None,
number_of_agents: int = 30,
gamma: float = 1.,
solution: list = None,
initial_q_value: Vector = None,
evaluation_mechanism: EvaluationMechanism = None):
"""
If we choose DATA_PER_STATE in graph_configurations, the agent train during `limit` steps, and only get train_data
in the last steps (ignore `interval`).
If we choose MEMORY in graph_configurations, the agent train during `limit` steps and take train_data every
`interval` steps.
:param initial_q_value:
:param graph_configuration:
:param solution:
:param environment:
:param hv_reference:
:param variable:
:param agents_configuration:
:param epsilon:
:param alpha:
:param max_steps:
:param states_to_observe:
:param number_of_agents:
:param gamma:
:param evaluation_mechanism:
:return:
"""
# Extract graph_types
graph_types = set(graph_configuration.keys())
if len(graph_types) > 2:
print("Isn't recommended more than 2 graphs")
# Parameters
if states_to_observe is None:
states_to_observe = {environment.initial_state}
complex_states = isinstance(environment.observation_space[0],
gym.spaces.Tuple)
if not complex_states and GraphType.DATA_PER_STATE in graph_types:
print(
"This environment has complex states, so DATA_PER_STATE graph is disabled."
)
graph_configuration.pop(GraphType.DATA_PER_STATE)
# Build environment
env_name = environment.__class__.__name__
env_name_snake = str_to_snake_case(env_name)
# File timestamp
timestamp = int(time.time())
# Write all information in configuration path
write_config_file(timestamp=timestamp,
number_of_agents=number_of_agents,
env_name_snake=env_name_snake,
seed=','.join(map(str, range(number_of_agents))),
epsilon=epsilon,
alpha=alpha,
gamma=gamma,
max_steps=max_steps,
variable=variable,
agents_configuration=agents_configuration,
graph_configuration=graph_configuration,
evaluation_mechanism=evaluation_mechanism)
# Create graphs structure
graphs, graphs_info = initialize_graph_data(
graph_types=graph_types, agents_configuration=agents_configuration)
# Show information
print('Environment: {}'.format(env_name))
for graph_type in graph_types:
# Extract interval and limit
interval = graph_configuration[graph_type].get('interval', 1)
limit = graph_configuration[graph_type]['limit']
# Show information
print(('\t' * 1) +
"Graph type: {} - [{}/{}]".format(graph_type, limit, interval))
# Set interval to get train_data
Agent.interval_to_get_data = interval
# Execute a iteration with different initial_seed for each agent indicate
for seed in range(number_of_agents):
# Show information
print(('\t' * 2) + "Execution: {}".format(seed + 1))
# For each configuration
for agent_type in agents_configuration:
# Show information
print(('\t' * 3) + 'Agent: {}'.format(agent_type.value))
# Extract configuration for that agent
for configuration in agents_configuration[agent_type].keys():
# Show information
print(
('\t' * 4) + '{}: {}'.format(variable, configuration),
end=' ')
# Mark of time
t0 = time.time()
# Reset environment
environment.reset()
environment.seed(seed=seed)
# Variable parameters
parameters = {
'epsilon': epsilon,
'alpha': alpha,
'gamma': gamma,
'max_steps': max_steps,
'evaluation_mechanism': evaluation_mechanism,
'initial_value': initial_q_value
}
if variable == 'decimal_precision':
Vector.set_decimal_precision(
decimal_precision=configuration)
else:
# Modify current configuration
parameters.update({variable: configuration})
agent, v_s_0 = train_agent_and_get_v_s_0(
agent_type=agent_type,
environment=environment,
graph_type=graph_type,
graph_types=graph_types,
hv_reference=hv_reference,
limit=limit,
seed=seed,
parameters=parameters,
states_to_observe=states_to_observe)
print('-> {:.2f}s'.format(time.time() - t0))
train_data = dict()
if agent_type is AgentType.PQL and graph_type is GraphType.DATA_PER_STATE:
train_data.update({
'vectors': {
state: {
action: agent.q_set(state=state,
action=action)
for action in agent.nd[state].keys()
}
for state in agent.nd.keys()
}
})
# Order vectors by origin Vec(0) nearest
train_data.update({
'v_s_0':
Vector.order_vectors_by_origin_nearest(vectors=v_s_0),
# 'q': agent.q,
# 'v': agent.v
})
# Write vectors found into path
dumps_train_data(
timestamp=timestamp,
seed=seed,
env_name_snake=env_name_snake,
train_data=train_data,
variable=variable,
agent_type=agent_type,
configuration=configuration,
evaluation_mechanism=evaluation_mechanism,
columns=environment.observation_space[0].n)
# Update graphs
update_graphs(graphs=graphs,
agent=agent,
graph_type=graph_type,
configuration=str(configuration),
agent_type=agent_type,
states_to_observe=states_to_observe,
graphs_info=graphs_info,
solution=solution)
prepare_data_and_show_graph(timestamp=timestamp,
env_name=env_name,
env_name_snake=env_name_snake,
graphs=graphs,
number_of_agents=number_of_agents,
agents_configuration=agents_configuration,
alpha=alpha,
epsilon=epsilon,
gamma=gamma,
graph_configuration=graph_configuration,
max_steps=max_steps,
initial_state=environment.initial_state,
variable=variable,
graphs_info=graphs_info,
evaluation_mechanism=evaluation_mechanism,
solution=solution)
def main():
# Define gamma
gamma = .9
# Each 30 sweeps make it a dump
sweeps_dumps = 30
for decimal_precision in [0.01, 0.005]:
# Set numbers of decimals allowed
Vector.set_decimal_precision(decimal_precision=decimal_precision)
# Define same tolerance that decimal precision, but is possible to change
tolerance = decimal_precision
# Create environment
environment = ResourceGatheringEpisodic()
# Create agent
agent_bn = AgentBN(environment=environment, convergence_graph=False, gamma=gamma)
# Time train
t0 = time.time()
print('Training with tolerance: {}...'.format(tolerance))
agent_bn.train(graph_type=GraphType.SWEEP, tolerance=tolerance, sweeps_dump=sweeps_dumps)
# Calc total time
total_time = time.time() - t0
# Convert to vectors
vectors = {key: [vector.tolist() for vector in vectors] for key, vectors in agent_bn.v.items()}
# Prepare full_data to dumps
data = {
'time': '{}s'.format(total_time),
'memory': {
'v_s_0': len(agent_bn.v[environment.initial_state]),
'full': sum(len(vectors) for vectors in agent_bn.v.values())
},
'vectors': vectors
}
# Configuration of environment
environment_info = vars(environment).copy()
environment_info.pop('_action_space', None)
environment_info.pop('np_random', None)
# Configuration of agent
agent_info = {
'gamma': agent_bn.gamma,
'initial_q_value': agent_bn.initial_q_value,
'initial_seed': agent_bn.initial_seed,
'interval_to_get_data': agent_bn.interval_to_get_data,
'total_sweeps': agent_bn.total_sweeps,
'tolerance': tolerance
}
# Extra data
data.update({'environment': environment_info})
data.update({'agent': agent_info})
# Dumps partial execution
dumps(data=data, environment=environment)
# Dump binary information
agent_bn.save()