from otree.api import ( models, widgets, BaseConstants, BaseSubsession, BaseGroup, BasePlayer, Currency as c, currency_range, ) author = 'Your name here' doc = """ Your app description """ class Constants(BaseConstants): name_in_url = 'my_public_goods' players_per_group = 3 num_rounds = 2 endowment = c(1000) #c() means it's a currency multiplier = 2 class Subsession(BaseSubsession): pass # for p in self.get_players: # p.budget = Constants.endowment.copy() class Group(BaseGroup): total_contribution = models.CurrencyField() individual_share = models.CurrencyField() def set_payoffs(self): players = self.get_players() contributions = [p.contribution for p in players] self.total_contribution = sum(contributions) self.individual_share = self.total_contribution * Constants.multiplier / Constants.players_per_group for player in players: player.payoff = Constants.endowment - player.contribution + self.individual_share print("PLAYER "+str(player.id_in_group)+" CONTRIBUTION = "+str(player.contribution)) class Player(BasePlayer): contribution = models.CurrencyField( min = 0, max = Constants.endowment, label = "how much monet will u givb")