from otree.api import ( models, widgets, BaseConstants, BaseSubsession, BaseGroup, BasePlayer, Currency as c, currency_range, ) doc = """ author = 'Wael Bousselmi' Exp E4C """ class Constants(BaseConstants): name_in_url = 'a3_welcome0' players_per_group = None num_rounds = 1 class Subsession(BaseSubsession): pass class Group(BaseGroup): pass class Player(BasePlayer): q1_participation = models.IntegerField( choices=[ [1, 'Yes'], [0, 'No'], ], widget=widgets.RadioSelect, label="A) Have you already participated in one of our previous experiments?", blank=False ) q2_previoussession = models.IntegerField( choices=[ [1, 'March 2024'], [2, 'September 2024'], [3, "I'm not concerned by this question"] ], widget=widgets.RadioSelect, label="B) Which session did you participate in?", blank=False )