Howto 06 - (GT) Run multi-player with own policy in multicartpole game board
Ver. 1.1.0 (2021-11-15)
This module shows how to run an own multi-player with the enhanced multi-action game board MultiCartPole based on the OpenAI Gym CartPole environment.
Prerequisites
- Please install the following packages to run this examples properly:
Example Code
## -------------------------------------------------------------------------------------------------
## -- Project : MLPro - A Synoptic Framework for Standardized Machine Learning Tasks
## -- Package : mlpro
## -- Module : Howto 06 - (GT) Run own multi-player with multicartpole environment
## -------------------------------------------------------------------------------------------------
## -- History :
## -- yyyy-mm-dd Ver. Auth. Description
## -- 2021-06-06 0.0.0 DA Creation
## -- 2021-06-06 1.0.0 DA Release of first version
## -- 2021-08-28 1.0.1 DA Adjustments after changings on rl models
## -- 2021-09-11 1.0.1 MRD Change Header information to match our new library name
## -- 2021-10-06 1.0.2 DA Adjustments after changings on rl models
## -- 2021-11-15 1.1.0 DA Refactoring
## -------------------------------------------------------------------------------------------------
"""
Ver. 1.1.0 (2021-11-15)
This module shows how to run an own multi-player with the enhanced multi-action game board
MultiCartPole based on the OpenAI Gym CartPole environment.
"""
from mlpro.rl.models import *
from mlpro.gt.models import *
from mlpro.gt.pool.boards.multicartpole import MultiCartPolePGT
import random
import numpy as np
# 1 Implement your own agent policy
class MyPolicy (Policy):
C_NAME = 'MyPolicy'
def set_random_seed(self, p_seed=None):
random.seed(p_seed)
def compute_action(self, p_state: State) -> Action:
# 1 Create a numpy array for your action values
my_action_values = np.zeros(self._action_space.get_num_dim())
# 2 Computing action values is up to you...
for d in range(self._action_space.get_num_dim()):
my_action_values[d] = random.random()
# 3 Return an action object with your values
return Action(self._id, self._action_space, my_action_values)
def _adapt(self, *p_args) -> bool:
# 1 Adapting the internal policy is up to you...
self.log(self.C_LOG_TYPE_W, 'Sorry, I am a stupid agent...')
# 2 Only return True if something has been adapted...
return False
# 2 Implement your own game
class MyGame (Game):
C_NAME = 'Matrix'
def _setup(self, p_mode, p_ada, p_logging):
# 1 Setup Multi-Player Environment (consisting of 3 OpenAI Gym Cartpole envs)
self._env = MultiCartPolePGT(p_num_envs=3, p_logging=p_logging)
# 2 Setup Multi-Player
# 2.1 Create empty Multi-Player
multi_player = MultiPlayer(
p_name='Human Beings',
p_ada=True,
p_logging=p_logging
)
# 2.2 Add Single-Player #1 with own policy (controlling sub-environment #1)
multi_player.add_player(
p_player=Player(
p_policy=MyPolicy(
p_observation_space=self._env.get_state_space().spawn([0,1,2,3]),
p_action_space=self._env.get_action_space().spawn([0]),
p_ada=True,
p_logging=p_logging
),
p_name='Neo',
p_id=0,
p_ada=True,
p_logging=p_logging
),
p_weight=0.3
)
# 2.3 Add Single-Player #2 with own policy (controlling sub-environments #2,#3)
multi_player.add_player(
p_player=Player(
p_policy=MyPolicy(
p_observation_space=self._env.get_state_space().spawn([4,5,6,7,8,9,10,11]),
p_action_space=self._env.get_action_space().spawn([1,2]),
p_ada=True,
p_logging=p_logging
),
p_name='Trinity',
p_id=1,
p_ada=True,
p_logging=p_logging
),
p_weight=0.7
)
# 2.4 Adaptive ML model (here: our multi-player) is returned
return multi_player
# 3 Create game and run some cycles
if __name__ == "__main__":
# 3.1 Parameters for demo mode
logging = Log.C_LOG_ALL
visualize = True
else:
# 3.2 Parameters for internal unit test
logging = Log.C_LOG_NOTHING
visualize = False
mygame = MyGame(
p_mode=Mode.C_MODE_SIM,
p_ada=True,
p_cycle_limit=200,
p_visualize=visualize,
p_logging=logging )
mygame.run()
Results
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