| 1 | import csv
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| 2 | import logging
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| 3 | import os
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| 4 | from random import randint
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| 5 | from time import time
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| 6 | from typing import cast
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| 7 |
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| 8 | from geniusweb.actions.Accept import Accept
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| 9 | from geniusweb.actions.Action import Action
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| 10 | from geniusweb.actions.Offer import Offer
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| 11 | from geniusweb.actions.PartyId import PartyId
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| 12 | from geniusweb.bidspace.BidsWithUtility import BidsWithUtility
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| 13 | from geniusweb.bidspace.Interval import Interval
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| 14 | from geniusweb.inform.ActionDone import ActionDone
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| 15 | from geniusweb.inform.Finished import Finished
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| 16 | from geniusweb.inform.Inform import Inform
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| 17 | from geniusweb.inform.Settings import Settings
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| 18 | from geniusweb.inform.YourTurn import YourTurn
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| 19 | from geniusweb.issuevalue.Bid import Bid
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| 20 | from geniusweb.issuevalue.Domain import Domain
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| 21 | from geniusweb.party.Capabilities import Capabilities
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| 22 | from geniusweb.party.DefaultParty import DefaultParty
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| 23 | from geniusweb.profile.utilityspace.LinearAdditiveUtilitySpace import (
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| 24 | LinearAdditiveUtilitySpace,
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| 25 | )
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| 26 | from geniusweb.profile.utilityspace.LinearAdditive import LinearAdditive
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| 27 | from geniusweb.profileconnection.ProfileConnectionFactory import (
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| 28 | ProfileConnectionFactory,
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| 29 | )
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| 30 | from geniusweb.progress.ProgressTime import ProgressTime
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| 31 | from geniusweb.references.Parameters import Parameters
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| 32 | from tudelft_utilities_logging.ReportToLogger import ReportToLogger
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| 33 | from tudelft.utilities.immutablelist.ImmutableList import ImmutableList
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| 34 | from decimal import Decimal
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| 35 |
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| 36 |
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| 37 |
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| 38 | class AgentFO2(DefaultParty):
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| 39 | def __init__(self):
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| 40 | super().__init__()
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| 41 | self.logger: ReportToLogger = self.getReporter()
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| 42 |
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| 43 | self.domain: Domain = None
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| 44 | self.parameters: Parameters = None
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| 45 | self.profile: LinearAdditiveUtilitySpace = None
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| 46 | self.progress: ProgressTime = None
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| 47 | self.me: PartyId = None
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| 48 | self.other: str = None
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| 49 | self.settings: Settings = None
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| 50 | self.storage_dir: str = None
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| 51 | self.allbid:BidsWithUtility = None
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| 52 |
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| 53 | self.pre_opponent_bid_hamming=None
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| 54 | self.pre_opponent_utility_log=None
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| 55 | self.which_pre_accept=None
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| 56 | self.pre_strategy=None
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| 57 |
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| 58 | self.last_received_bid: Bid = None
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| 59 | self.logger.log(logging.INFO, "party is initialized")
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| 60 |
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| 61 | def notifyChange(self, data: Inform):
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| 62 | """MUST BE IMPLEMENTED
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| 63 | This is the entry point of all interaction with your agent after is has been initialised.
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| 64 | How to handle the received data is based on its class type.
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| 65 |
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| 66 | Args:
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| 67 | info (Inform): Contains either a request for action or information.
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| 68 | """
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| 69 | # a Settings message is the first message that will be send to your
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| 70 | # agent containing all the information about the negotiation session.
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| 71 | if isinstance(data, Settings):
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| 72 | self.opponent_utility_log=[]
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| 73 | self.opponent_bid_hamming=[]
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| 74 | self.opponent_strategy=-1
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| 75 | self.which_accept=[-1,0,0]
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| 76 | self.read_data=True
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| 77 | self.strategy_set_FLAG=True
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| 78 | self.min=0.5
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| 79 | self.accept_utilgoal=0.8
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| 80 | self.random_max=1.0
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| 81 | self.not_accept=0.05
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| 82 | self.settings = cast(Settings, data)
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| 83 | self.me = self.settings.getID()
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| 84 |
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| 85 | # progress towards the deadline has to be tracked manually through the use of the Progress object
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| 86 | self.progress = self.settings.getProgress()
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| 87 |
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| 88 | self.parameters = self.settings.getParameters()
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| 89 | self.storage_dir = self.parameters.get("storage_dir")
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| 90 |
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| 91 | # the profile contains the preferences of the agent over the domain
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| 92 | profile_connection = ProfileConnectionFactory.create(
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| 93 | data.getProfile().getURI(), self.getReporter()
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| 94 | )
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| 95 | self.profile = profile_connection.getProfile()
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| 96 | self.domain = self.profile.getDomain()
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| 97 | self.issue=self.domain.getIssuesValues()
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| 98 | self.allbid = BidsWithUtility.create(cast(LinearAdditive,self.profile))
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| 99 | profile_connection.close()
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| 100 |
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| 101 | # ActionDone informs you of an action (an offer or an accept)
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| 102 | # that is performed by one of the agents (including yourself).
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| 103 | elif isinstance(data, ActionDone):
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| 104 | action = cast(ActionDone, data).getAction()
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| 105 | actor = action.getActor()
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| 106 | # ignore action if it is our action
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| 107 | if actor != self.me:
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| 108 | # obtain the name of the opponent, cutting of the position ID.
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| 109 | self.other = str(actor).split("_")[-2]
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| 110 |
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| 111 | # read data
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| 112 | if self.read_data and os.path.exists(f"{self.storage_dir}/{self.other}.csv"):
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| 113 | with open(f"{self.storage_dir}/{self.other}.csv","r") as f:
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| 114 | reader=csv.reader(f)
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| 115 | l=[row for row in reader]
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| 116 | l=[[float(v) for v in row] for row in l]
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| 117 | self.pre_opponent_utility_log=l[0]
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| 118 | self.pre_opponent_bid_hamming=l[1]
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| 119 | self.which_pre_accept=l[2]
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| 120 | self.pre_strategy=l[3]
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| 121 | self.accept_utilgoal=max(0.8,self.which_pre_accept[1])
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| 122 | self.opponent_strategy_search()
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| 123 | self.read_data=False
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| 124 |
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| 125 | # process action done by opponent
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| 126 | self.opponent_action(action)
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| 127 | # YourTurn notifies you that it is your turn to act
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| 128 | elif isinstance(data, YourTurn):
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| 129 | # execute a turn
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| 130 | self.my_turn()
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| 131 |
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| 132 | # Finished will be send if the negotiation has ended (through agreement or deadline)
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| 133 | elif isinstance(data, Finished):
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| 134 | self.save_data()
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| 135 | # terminate the agent MUST BE CALLED
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| 136 | self.logger.log(logging.INFO, "party is terminating:")
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| 137 | super().terminate()
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| 138 | else:
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| 139 | self.logger.log(logging.WARNING, "Ignoring unknown info " + str(data))
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| 140 |
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| 141 | def opponent_strategy_search(self):
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| 142 | if len(self.pre_opponent_bid_hamming)>=20:
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| 143 | x=2
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| 144 | while not self.pre_opponent_bid_hamming.count(x):
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| 145 | x+=1
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| 146 | if x>8:
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| 147 | x=1
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| 148 | break
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| 149 | if x>=2:
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| 150 | ind=self.pre_opponent_bid_hamming.index(x)
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| 151 | else:
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| 152 | ind=-1
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| 153 |
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| 154 | if ind>=20:
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| 155 | # opponent strategy is time-dipendent
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| 156 | self.opponent_strategy=0
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| 157 | elif ind>=0:
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| 158 | # opponent strategy is random or others
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| 159 | count=0
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| 160 | x=min(20,len(self.pre_opponent_bid_hamming))
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| 161 | for i in range(x):
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| 162 | if self.pre_opponent_bid_hamming[i]>=2:
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| 163 | count+=1
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| 164 | if count>=10:
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| 165 | self.opponent_strategy=1
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| 166 | else:
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| 167 | self.opponent_strategy=2
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| 168 | else:
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| 169 | # opponent strategy is others
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| 170 | self.opponent_strategy=2
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| 171 | else:
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| 172 | self.opponent_strategy=self.pre_strategy[0]
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| 173 | if self.opponent_strategy==-1:
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| 174 | self.opponent_strategy=2
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| 175 |
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| 176 | def my_strategy_setting(self):
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| 177 | self.opponent_one=self.profile.getUtility(self.last_received_bid)
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| 178 | if self.which_pre_accept:
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| 179 | if self.opponent_strategy==0: # when opponent strategy is time-dependent
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| 180 | if self.which_pre_accept[0]==0: # pre-accept is me
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| 181 | pre_acc_util=self.which_pre_accept[2]
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| 182 | sup_util=self.utility_suppose(pre_acc_util)
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| 183 | self.min=min(sup_util,pre_acc_util)
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| 184 | elif self.which_pre_accept[0]==1: # pre-accept is opponent
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| 185 | pre_acc_util=self.which_pre_accept[2]
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| 186 | sup_util=self.utility_suppose(pre_acc_util)
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| 187 | self.min=max(sup_util,pre_acc_util)
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| 188 | self.min=min(self.min,0.9)
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| 189 | else: # pre-accept is unknown or None
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| 190 | self.min=self.pre_strategy[1]-0.05
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| 191 | elif self.opponent_strategy==1: # when opponent strategy is random
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| 192 | if self.which_pre_accept[0]<=0: # pre-accept is me or None or unkown
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| 193 | self.accept_utilgoal=max(max(self.pre_opponent_utility_log),self.which_pre_accept[1])
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| 194 | self.not_accept=1/2.718
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| 195 | self.random_max=0
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| 196 | elif self.which_pre_accept[0]==1: # pre-accept is opponent
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| 197 | self.not_accept=0.1
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| 198 | self.accept_utilgoal=max(max(self.pre_opponent_utility_log),self.which_pre_accept[1])
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| 199 | elif self.opponent_strategy==2: # when opponent strategy is others
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| 200 | if self.which_accept[0]>=0: # pre-negotiation is accepted
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| 201 | self.min=min(self.pre_strategy[1]+0.05,0.8)
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| 202 | else:
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| 203 | self.min=max(self.pre_strategy[1]-0.05,0.4)
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| 204 |
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| 205 | def utility_suppose(self,util): # supposed pareto front
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| 206 | return min(1.0,-float(util)+1.0+float(self.opponent_one))
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| 207 |
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| 208 | def getCapabilities(self) -> Capabilities:
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| 209 | """MUST BE IMPLEMENTED
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| 210 | Method to indicate to the protocol what the capabilities of this agent are.
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| 211 | Leave it as is for the ANL 2022 competition
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| 212 |
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| 213 | Returns:
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| 214 | Capabilities: Capabilities representation class
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| 215 | """
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| 216 | return Capabilities(
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| 217 | set(["SAOP"]),
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| 218 | set(["geniusweb.profile.utilityspace.LinearAdditive"]),
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| 219 | )
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| 220 |
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| 221 | def send_action(self, action: Action):
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| 222 | """Sends an action to the opponent(s)
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| 223 |
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| 224 | Args:
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| 225 | action (Action): action of this agent
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| 226 | """
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| 227 | self.getConnection().send(action)
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| 228 |
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| 229 | # give a description of your agent
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| 230 | def getDescription(self) -> str:
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| 231 | """MUST BE IMPLEMENTED
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| 232 | Returns a description of your agent. 1 or 2 sentences.
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| 233 |
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| 234 | Returns:
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| 235 | str: Agent description
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| 236 | """
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| 237 | return "AgentFO2"
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| 238 |
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| 239 | def opponent_action(self, action):
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| 240 | """Process an action that was received from the opponent.
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| 241 |
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| 242 | Args:
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| 243 | action (Action): action of opponent
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| 244 | """
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| 245 | # if it is an offer, set the last received bid
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| 246 | if isinstance(action, Offer):
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| 247 |
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| 248 | bid = cast(Offer, action).getBid()
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| 249 | self.opponent_utility_log.append(self.profile.getUtility(bid))
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| 250 | count=0
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| 251 | # ハミング距離
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| 252 | if len(self.opponent_bid_hamming):
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| 253 | for issue in self.issue.keys():
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| 254 | now_value=bid.getValue(issue)
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| 255 | pre_value=self.last_received_bid.getValue(issue)
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| 256 | if not now_value==pre_value:
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| 257 | count+=1
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| 258 | self.opponent_bid_hamming.append(count)
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| 259 | else:
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| 260 | self.opponent_bid_hamming.append(0)
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| 261 |
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| 262 | # set bid as last received
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| 263 | self.last_received_bid = bid
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| 264 | if self.strategy_set_FLAG:
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| 265 | self.my_strategy_setting()
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| 266 | self.strategy_set_FLAG=False
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| 267 | elif isinstance(action,Accept):
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| 268 | self.which_accept[0]=1
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| 269 | bid=cast(Accept,action).getBid()
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| 270 | self.which_accept[1]=self.profile.getUtility(bid)
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| 271 | if self.strategy_set_FLAG:
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| 272 | self.which_accept[2]=self.which_accept[1]
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| 273 | else:
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| 274 | self.which_accept[2]=self.utility_suppose(self.which_accept[1])
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| 275 |
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| 276 | def my_turn(self):
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| 277 | """This method is called when it is our turn. It should decide upon an action
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| 278 | to perform and send this action to the opponent.
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| 279 | """
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| 280 | bid = self._makeBid()
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| 281 | myAction: Action
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| 282 | if bid == None or (
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| 283 | self.last_received_bid != None
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| 284 | and self.accept_condition(bid)
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| 285 | ):
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| 286 | # if bid==null we failed to suggest next bid.
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| 287 | myAction = Accept(self.me, self.last_received_bid)
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| 288 | self.which_accept[0]=0
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| 289 | self.which_accept[1]=self.profile.getUtility(self.last_received_bid)
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| 290 | self.which_accept[2]=self.utility_suppose(self.which_accept[1])
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| 291 | else:
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| 292 | myAction = Offer(self.me, bid)
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| 293 | self.getConnection().send(myAction)
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| 294 |
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| 295 | def save_data(self):
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| 296 | """This method is called after the negotiation is finished. It can be used to store data
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| 297 | for learning capabilities. Note that no extensive calculations can be done within this method.
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| 298 | Taking too much time might result in your agent being killed, so use it for storage only.
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| 299 | """
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| 300 |
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| 301 | with open(f"{self.storage_dir}/{self.other}.csv", "w") as f:
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| 302 | writer=csv.writer(f)
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| 303 | writer.writerow(self.opponent_utility_log)
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| 304 | writer.writerow(self.opponent_bid_hamming)
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| 305 | writer.writerow(self.which_accept)
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| 306 | writer.writerow([self.opponent_strategy,self.min])
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| 307 |
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| 308 |
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| 309 | def accept_condition(self, bid: Bid) -> bool:
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| 310 | if bid is None:
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| 311 | return False
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| 312 |
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| 313 | # progress of the negotiation session between 0 and 1 (1 is deadline)
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| 314 | progress = self.progress.get(time() * 1000)
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| 315 |
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| 316 | util=self.profile.getUtility(self.last_received_bid)
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| 317 |
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| 318 | conditions = [
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| 319 | Decimal(1.02)*util+Decimal(0.04)>self.profile.getUtility(bid),
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| 320 | util>self.accept_utilgoal and self.not_accept<=progress,
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| 321 | self.random_max<util and self.not_accept<=progress,
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| 322 | progress>0.95 and util>=self.utility_suppose(util),
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| 323 | util>0.85 and self.utility_suppose(util)<=util
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| 324 | ]
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| 325 |
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| 326 | if self.not_accept>progress:
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| 327 | if self.random_max<util:
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| 328 | self.random_max=util
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| 329 |
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| 330 | return any(conditions)
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| 331 |
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| 332 |
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| 333 | def _makeBid(self) -> Bid:
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| 334 | """
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| 335 | @return next possible bid with current target utility, or null if no such
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| 336 | bid.
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| 337 | """
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| 338 | progress = self.progress.get(time() * 1000)
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| 339 |
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| 340 | utilityGoal = self._getUtilityGoal(
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| 341 | progress,
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| 342 | self.getE(),
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| 343 | self.getMin(),
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| 344 | self.getMax(),
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| 345 | )
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| 346 |
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| 347 | options: ImmutableList[Bid] = self.allbid.getBids(Interval(utilityGoal-Decimal(0.05),min(self.getMax(),utilityGoal+Decimal(0.05))))
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| 348 | if options.size() == 0:
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| 349 | # if we can't find good bid
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| 350 | options = self.allbid.getBids(Interval(utilityGoal,self.getMax()))
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| 351 | # pick a random one.
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| 352 | return options.get(randint(0, options.size() - 1))
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| 353 |
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| 354 | def getE(self) -> float:
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| 355 | return 0.4
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| 356 |
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| 357 | def getMin(self) -> Decimal:
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| 358 | return Decimal(self.min)
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| 359 |
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| 360 | def getMax(self) -> Decimal:
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| 361 | return self.allbid.getRange().getMax()
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| 362 |
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| 363 | def _getUtilityGoal(
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| 364 | self, t: float, e: float, minUtil: Decimal, maxUtil: Decimal
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| 365 | ) -> Decimal:
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| 366 | """
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| 367 | @param t the time in [0,1] where 0 means start of nego and 1 the
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| 368 | end of nego (absolute time/round limit)
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| 369 | @param e the e value that determinses how fast the party makes
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| 370 | concessions with time. Typically around 1. 0 means no
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| 371 | concession, 1 linear concession, >1 faster than linear
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| 372 | concession.
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| 373 | @param minUtil the minimum utility possible in our profile
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| 374 | @param maxUtil the maximum utility possible in our profile
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| 375 | @return the utility goal for this time and e value
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| 376 | """
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| 377 |
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| 378 |
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| 379 | ft1 = Decimal(1)
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| 380 | if e != 0:
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| 381 | ft1 = round(Decimal(1 - pow(t, 1 / e)), 6) # defaults ROUND_HALF_UP
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| 382 | return max(min((minUtil + (maxUtil - minUtil) * ft1), maxUtil), minUtil)
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| 383 |
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| 384 |
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