Source code for axelrod.strategies.mindcontrol

from axelrod.action import Action
from axelrod.player import Player

C, D = Action.C, Action.D


[docs]class MindController(Player): """A player that changes the opponents strategy to cooperate. Names - Mind Controller: Original name by Karol Langner """ name = "Mind Controller" classifier = { "memory_depth": -10, "stochastic": False, "long_run_time": False, "inspects_source": False, "manipulates_source": True, # Finds out what opponent will do "manipulates_state": False, }
[docs] @staticmethod def strategy(opponent: Player) -> Action: """ Alters the opponents strategy method to be a lambda function which always returns C. This player will then always return D to take advantage of this """ opponent.strategy = lambda opponent: C return D
[docs]class MindWarper(Player): """ A player that changes the opponent's strategy but blocks changes to its own. Names - Mind Warper: Original name by Karol Langner """ name = "Mind Warper" classifier = { "memory_depth": -10, "stochastic": False, "long_run_time": False, "inspects_source": False, "manipulates_source": True, # changes what opponent will do "manipulates_state": False, } def __setattr__(self, name: str, val: str): if name == "strategy": pass else: self.__dict__[name] = val
[docs] @staticmethod def strategy(opponent: Player) -> Action: opponent.strategy = lambda opponent: C return D
[docs]class MindBender(MindWarper): """ A player that changes the opponent's strategy by modifying the internal dictionary. Names - Mind Bender: Original name by Karol Langner """ name = "Mind Bender" classifier = { "memory_depth": -10, "stochastic": False, "long_run_time": False, "inspects_source": False, "manipulates_source": True, # changes what opponent will do "manipulates_state": False, }
[docs] @staticmethod def strategy(opponent: Player) -> Action: opponent.__dict__["strategy"] = lambda opponent: C return D