[74] | 1 | import logging
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| 2 | import time
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| 3 | from typing import cast
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| 4 |
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| 5 | from geniusweb.actions.Accept import Accept
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| 6 | from geniusweb.actions.Action import Action
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| 7 | from geniusweb.actions.Offer import Offer
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| 8 | from geniusweb.inform.ActionDone import ActionDone
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| 9 | from geniusweb.inform.Finished import Finished
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| 10 | from geniusweb.inform.Inform import Inform
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| 11 | from geniusweb.inform.Settings import Settings
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| 12 | from geniusweb.inform.YourTurn import YourTurn
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| 13 | from geniusweb.issuevalue.Bid import Bid
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| 14 | from geniusweb.party.Capabilities import Capabilities
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| 15 | from geniusweb.party.DefaultParty import DefaultParty
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| 16 | from geniusweb.progress.Progress import Progress
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| 17 |
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| 18 | from .acceptance_strategy import CombiAcceptanceStrategy, BetterThanEstimated
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| 19 | from .utility import AgentUtility
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| 20 | from .bidding_strategy import BiddingStrategyProbalistic, BiddingStrategyDeterministic, \
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| 21 | AgressiveBiddingStrategy
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| 22 | from geniusweb.profileconnection.ProfileConnectionFactory import (
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| 23 | ProfileConnectionFactory,
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| 24 | )
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| 25 | from geniusweb.progress.ProgressRounds import ProgressRounds
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| 26 | from tudelft_utilities_logging.Reporter import Reporter
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| 27 |
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| 28 |
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| 29 | class TemplateAgent(DefaultParty):
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| 30 | """
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| 31 | Template agent that offers random bids until a bid with sufficient utility is offered.
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| 32 | """
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| 33 |
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| 34 | def __init__(self, reporter: Reporter = None):
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| 35 | super().__init__(reporter)
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| 36 | self.getReporter().log(logging.INFO, "party is initialized")
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| 37 | self._profile = None
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| 38 |
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| 39 | self._utility = AgentUtility()
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| 40 | self._strategy = AgressiveBiddingStrategy(utility=self._utility)
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| 41 | self._acceptance = CombiAcceptanceStrategy(utility=self._utility)
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| 42 |
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| 43 | self._last_received_bid = None
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| 44 |
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| 45 | def notifyChange(self, info: Inform):
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| 46 | """This is the entry point of all interaction with your agent after is has been initialised.
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| 47 |
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| 48 | Args:
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| 49 | info (Inform): Contains either a request for action or information.
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| 50 | """
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| 51 |
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| 52 | # a Settings message is the first message that will be send to your
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| 53 | # agent containing all the information about the negotiation session.
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| 54 | if isinstance(info, Settings):
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| 55 | self._settings: Settings = cast(Settings, info)
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| 56 | self._me = self._settings.getID()
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| 57 |
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| 58 | # progress towards the deadline has to be tracked manually through the use of the Progress object
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| 59 | self._progress: Progress = self._settings.getProgress()
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| 60 |
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| 61 | # the profile contains the preferences of the agent over the domain
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| 62 | self._profile = ProfileConnectionFactory.create(
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| 63 | info.getProfile().getURI(), self.getReporter()
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| 64 | )
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| 65 |
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| 66 | self._strategy.set_profile(self._profile)
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| 67 | self._utility.set_profile(self._profile)
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| 68 | self._acceptance.set_profile(self._profile)
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| 69 |
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| 70 | self._acceptance.set_progress(self._progress)
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| 71 | self._utility.set_progress(self._progress)
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| 72 |
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| 73 |
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| 74 |
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| 75 |
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| 76 | # ActionDone is an action send by an opponent (an offer or an accept)
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| 77 | elif isinstance(info, ActionDone):
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| 78 | action: Action = cast(ActionDone, info).getAction()
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| 79 |
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| 80 | # if it is an offer, set the last received bid
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| 81 | if isinstance(action, Offer):
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| 82 | self._last_received_bid = cast(Offer, action).getBid()
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| 83 | # YourTurn notifies you that it is your turn to act
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| 84 | elif isinstance(info, YourTurn):
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| 85 | action = self._myTurn()
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| 86 | if isinstance(self._progress, ProgressRounds):
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| 87 | self._progress = self._progress.advance()
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| 88 | self._utility.set_progress(self._progress)
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| 89 | self._acceptance.set_progress(self._progress)
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| 90 | self.getConnection().send(action)
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| 91 |
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| 92 | # Finished will be send if the negotiation has ended (through agreement or deadline)
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| 93 | elif isinstance(info, Finished):
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| 94 | # terminate the agent MUST BE CALLED
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| 95 | self.terminate()
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| 96 | else:
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| 97 | self.getReporter().log(
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| 98 | logging.WARNING, "Ignoring unknown info " + str(info)
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| 99 | )
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| 100 |
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| 101 | # lets the geniusweb system know what settings this agent can handle
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| 102 | # leave it as it is for this competition
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| 103 | def getCapabilities(self) -> Capabilities:
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| 104 | return Capabilities(
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| 105 | {"SAOP"},
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| 106 | {"geniusweb.profile.utilityspace.LinearAdditive"},
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| 107 | )
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| 108 |
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| 109 | # terminates the agent and its connections
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| 110 | # leave it as it is for this competition
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| 111 | def terminate(self):
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| 112 | self.getReporter().log(logging.INFO, "party is terminating:")
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| 113 | super().terminate()
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| 114 | if self._profile is not None:
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| 115 | self._profile.close()
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| 116 | self._profile = None
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| 117 |
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| 118 |
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| 119 |
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| 120 | # give a description of your agent
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| 121 | def getDescription(self) -> str:
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| 122 | return "Agent33"
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| 123 |
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| 124 | # execute a turn
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| 125 | def _myTurn(self):
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| 126 | if self._last_received_bid is not None:
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| 127 | # add opponent bid to bid history
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| 128 | self._utility.append_to_bid_history(self._last_received_bid, False)
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| 129 | self._utility.update_opponent_weight_heuristic(self._last_received_bid)
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| 130 | self._utility.update_opponent_issue_count(self._last_received_bid)
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| 131 |
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| 132 | # check if the last received offer if the opponent is good enough
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| 133 | if self._isGood(self._last_received_bid):
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| 134 | # if so, accept the offer
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| 135 | action = Accept(self._me, self._last_received_bid)
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| 136 | else:
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| 137 | # if not, find a bid to propose as counter offer
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| 138 | bid = self._findBid()
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| 139 | action = Offer(self._me, bid)
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| 140 | # add bid to our bid history
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| 141 | self._utility.append_to_bid_history(bid, True)
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| 142 |
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| 143 | # send the action
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| 144 | return action
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| 145 |
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| 146 | def _isGood(self,
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| 147 | bid: Bid) -> bool: # adjust acceptance criteria based on how many turns left, accept if last bid is better than our next bid
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| 148 | if bid is None:
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| 149 | return False
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| 150 | return self._acceptance.accept(bid)
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| 151 |
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| 152 | def _findBid(self) -> Bid:
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| 153 | return self._strategy.get_bid()
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| 154 |
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| 155 |
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| 156 | class DeterministicAgent(TemplateAgent):
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| 157 |
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| 158 | def __init__(self):
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| 159 | super(DeterministicAgent, self).__init__()
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| 160 | self._strategy = BiddingStrategyDeterministic(utility=self._utility)
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| 161 |
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| 162 |
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| 163 | class ProbabilisticAgent(TemplateAgent):
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| 164 |
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| 165 | def __init__(self):
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| 166 | super(ProbabilisticAgent, self).__init__()
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| 167 | self._strategy = BiddingStrategyProbalistic(utility=self._utility)
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| 168 |
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| 169 |
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| 170 | class AgressiveAtStartAgent(TemplateAgent):
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| 171 |
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| 172 | def __init__(self, reporter: Reporter = None):
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| 173 | super().__init__(reporter)
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| 174 | self._strategy = AgressiveBiddingStrategy(utility=self._utility)
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| 175 | self._acceptance = CombiAcceptanceStrategy(utility=self._utility)
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| 176 | self.ratings = 0
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| 177 | self.switched = False
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| 178 |
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| 179 | def _myTurn(self):
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| 180 | self._updateStrategy()
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| 181 | return super(AgressiveAtStartAgent, self)._myTurn()
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| 182 |
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| 183 |
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| 184 | def _updateStrategy(self):
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| 185 | if not self.switched:
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| 186 | opponent_issue_percentage = self._utility.get_opponent_issue_count()
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| 187 | opponent_issue_weights = self._utility.get_weight_heuristic()
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| 188 | if self._last_received_bid is not None:
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| 189 | rating = self._utility.rate_bid(self._last_received_bid, opponent_issue_percentage, opponent_issue_weights)
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| 190 | if rating > 0.9:
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| 191 | self.ratings = 0
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| 192 | else:
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| 193 | self.ratings += 1
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| 194 |
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| 195 | if self.ratings == 3 and self._progress.get(time.time() * 1000) > 0.25:
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| 196 | self._strategy = BiddingStrategyDeterministic(utility=self._utility, profile=self._profile)
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| 197 | self.switched = True
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| 198 | else:
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| 199 | opponent_issue_percentage = self._utility.get_opponent_issue_count()
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| 200 | opponent_issue_weights = self._utility.get_weight_heuristic()
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| 201 | if self._last_received_bid is not None:
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| 202 | rating = self._utility.rate_bid(self._last_received_bid, opponent_issue_percentage, opponent_issue_weights)
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| 203 | if rating > 0.9:
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| 204 | self.ratings += 1
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| 205 | else:
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| 206 | self.ratings = 0
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| 207 |
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| 208 | if self.ratings == 3:
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| 209 | self._strategy = BiddingStrategyDeterministic(utility=self._utility, profile=self._profile)
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| 210 |
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| 211 | class AgressiveAtStartWithOpponentAcceptance(AgressiveAtStartAgent):
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| 212 |
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| 213 | def __init__(self):
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| 214 | super(AgressiveAtStartWithOpponentAcceptance, self).__init__()
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| 215 | self._acceptance = BetterThanEstimated(fall_off_util=1, fall_off_difference=2, utility=self._utility)
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| 216 |
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| 217 |
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| 218 | class Agent33(AgressiveAtStartAgent):
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| 219 |
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| 220 | def __init__(self, reporter: Reporter = None):
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| 221 | super().__init__(reporter)
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| 222 | self._strategy = AgressiveBiddingStrategy(utility=self._utility)
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| 223 | self._acceptance = BetterThanEstimated(fall_off_util=1, fall_off_difference=2, utility=self._utility)
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| 224 |
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| 225 |
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| 226 | def _findBid(self) -> Bid:
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| 227 | bid = self._strategy.get_bid()
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| 228 | if not self._isGood(bid):
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| 229 | self._strategy = BiddingStrategyProbalistic(utility=self._utility, profile=self._profile)
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| 230 | return self._findBid()
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| 231 | return bid |
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