def decide(self, reports, hashes, leader):
if self.decision_type == constants.MAJORITY_VOTE_DECISION:
return self.incremental_vote(reports)
elif self.decision_type == constants.SOCIAL_WELFARE_MAXIMIZING:
return self.vcg_selection(reports)
elif self.decision_type == constants.MEDIAN_REPORT:
return self.median_vote(reports)
elif self.decision_type == constants.LOWER_MEDIAN_REPORT:
return self.lower_median_vote(reports)
elif self.decision_type == constants.UPPER_MEDIAN_REPORT:
return self.upper_median_vote(reports)
elif self.decision_type == constants.WEIGHTED_MEDIAN_REPORT:
return self.weighted_median_vote(reports, hashes)
elif self.decision_type == constants.SUPPRESSED_MEDIAN_REPORT:
return self.suppressed_median_vote(reports)
elif self.decision_type == constants.SUPPRESSED_WEIGHTED_MEDIAN_REPORT:
return self.suppressed_weighted_median_vote(reports, hashes)
elif self.decision_type == constants.HASHPOWER_CAPACITY_MAXIMIZING:
return self.hash_cap_selection(reports, hashes)
elif self.decision_type == constants.HASHPOWER_CAPSQUARED_MAXIMIZING:
return self.hash_cap_squared_selection(reports, hashes)
elif self.decision_type == constants.HASHPOWER_CAPSQRT_MAXIMIZING:
return self.hash_cap_sqrt_selection(reports, hashes)
elif self.decision_type == constants.LEADER_REPORT:
return self.leader_report(leader)
elif self.decision_type == constants.BOUNDED_LEADER_REPORT:
return self.bounded_leader_report(leader)
else:
value_error("Unsupported decision type: {}", self.decision_type)
def feasible_reports(self):
if self.report_type in [
constants.DIRECTIONAL_REPORT,
constants.RANDOM_DIRECTIONAL_REPORT
]:
return [0, 1, 2]
else:
value_error("Unsupported report type {}", self.report_type)
def honest_report(self, parameter):
if self.report_type in [
constants.DIRECTIONAL_REPORT,
constants.RANDOM_DIRECTIONAL_REPORT
]:
return (0 if self.capacity < parameter else
1 if self.capacity == parameter else 2)
elif self.report_type == constants.DIRECT_CAPACITY_REPORT:
return self.capacity
else:
value_error("Unsupported report type {}", self.report_type)
def setup_agents(options):
if len(options["capacities"]) > 0 and len(options["hashes"]) > 0:
return explicit_honest_agents(options["capacities"], options["hashes"],
options["report_type"])
if options["agent_mode"] == constants.HONEST_INCREASING_AGENTS:
return increasing_node_capacities(options["num_agents"],
options["low_capacity"],
options["report_type"])
if options["agent_mode"] == constants.HONEST_RANDOM_AGENTS:
return random_node_capacities(options["num_agents"],
options["low_capacity"],
options["high_capacity"],
options["report_type"])
value_error("Unsupported agent type: {}", options["agent_mode"])
def selfish_report(self, parameter):
if self.report_type == constants.DIRECT_CAPACITY_REPORT:
return self.capacity
else:
value_error("Unsupported report type {}", self.report_type)