def cb_fill(self, number): """callback for fill the db""" from User import User from Class import Class import Event for i in range(number): campus = Campus() campus.name = "Campus"+str(i) Event.fill_date = date(date.today().year + i, 1, 1) campus.planning = Planning() campus.planning.cb_fill(number * 10) db.session.add(campus) user = User() user.campus = [campus] user.cb_fill(randint(1, number), campus.name + '_manager') user = User() user.teacher_campus = [campus] user.cb_fill(randint(1, number), campus.name + '_teacher') classe = Class() classe.campus = campus classe.cb_fill(number)