from otree.api import Currency as c, currency_range from ._builtin import Page, WaitPage from .models import Constants class MyPage(Page): form_model = "player" form_fields = ['name', 'age', 'gender'] def age_error_message(self, value): if value < 20: return 'age must be at least 20!' def before_next_page(self): self.participant.vars['name'] = self.player.name self.participant.vars['age'] = self.player.age class Results(Page): pass page_sequence = [ MyPage, Results ]