from otree.api import ( models, widgets, BaseConstants, BaseSubsession, BaseGroup, BasePlayer, Currency as c, currency_range, ) class Constants(BaseConstants): name_in_url = 'introduction' players_per_group = None num_rounds = 1 class Subsession(BaseSubsession): pass class Group(BaseGroup): pass class Player(BasePlayer): choice_2 = models.StringField( choices=["Symbols", "Circle", "Indifferent"], label="Which format do you prefer?", widget=widgets.RadioSelect ) strategy = models.LongStringField(label="""Could you please explain the strategies you followed to solve the games?""", blank=True) thoughts = models.LongStringField(label="""Do you have any other thoughts on the study?""", blank=True)