from otree.api import * c = cu doc = '' class C(BaseConstants): NAME_IN_URL = 'public_goods_simple1' PLAYERS_PER_GROUP = 5 NUM_ROUNDS = 5 ENDOWMENT = cu(100) MULTIPLIER = 1.8 class Subsession(BaseSubsession): pass class Group(BaseGroup): total_contribution = models.CurrencyField() individual_share = models.CurrencyField() def set_payoffs(group: Group): players = group.get_players() contributions = [p.contribution for p in players] group.total_contribution = sum(contributions) group.individual_share = ( group.total_contribution * C.MULTIPLIER / C.PLAYERS_PER_GROUP ) for p in players: p.payoff = C.ENDOWMENT - p.contribution + group.individual_share def my_function(group: Group): pass class Player(BasePlayer): contribution = models.CurrencyField(label='How much will you contribute?', max=C.ENDOWMENT, min=0) Name = models.StringField(label='To guarantee anonymity please enter the second letter of your first name, the third letter of your last name and three random letters. ') Age = models.IntegerField(label='How old are you?') Gender = models.StringField(choices=[['Female ', 'Female '], ['Male ', 'Male '], ['Divers', 'Divers'], ['Other ', 'Other ']], label='What is your gender?') def my_function(player: Player): pass def my_function2(player: Player): pass def custom_export(players): yield ['participant_code', 'id_in_group'] for p in players: pp = p.participant yield [pp.code, p.id_in_group] class MyPage(Page): form_model = 'player' class Contribute(Page): form_model = 'player' form_fields = ['Name', 'contribution'] class ResultsWaitPage(WaitPage): after_all_players_arrive = set_payoffs class Results(Page): form_model = 'player' page_sequence = [MyPage, Contribute, ResultsWaitPage, Results]