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_simple_survey' players_per_group = None num_rounds = 1 class Subsession(BaseSubsession): pass class Group(BaseGroup): pass class Player(BasePlayer): Q1 = models.StringField( choices=['A 確実に5万円もらえるくじ', 'B 1%の確率で0円、10%の確率で25万円、89%の確率で5万円もらえるくじ'], widget=widgets.RadioSelect )