from otree.api import * c = cu doc = '' class C(BaseConstants): NAME_IN_URL = 'App1' PLAYERS_PER_GROUP = None NUM_ROUNDS = 1 class Subsession(BaseSubsession): pass class Group(BaseGroup): pass class Player(BasePlayer): gehts = models.BooleanField(choices=[[True, 'Yes'], [False, 'No']], label='Funktioniert das?') class MyPage(Page): form_model = 'player' form_fields = ['gehts'] page_sequence = [MyPage]