Python Badges

class Trainer:

    list_of_badges = ('rock', 'water', 'eletric', 'grass', 'poison', 'psych', 'fire', 'ground')

    def __init__(self):
        self.badges = {b: False for b in self.list_of_badges}
        # aqui pode ser 0 porque ele inicia todos com False, logo, vai ser 0 nesse ponto
        self.numberOfBadges = 0  # self.verifyBadges()

    def verifyBadges(self):
        self.numberOfBadges = sum([self.badges[b] for b in self.list_of_badges])
        return self.numberOfBadges