def play(self): self.username = str(input('Enter your username: '******'username': self.username, 'date': time_} try: user = (DataBase.get_user(self, **data) or DataBase.append_user(self, **data)) if user: self.rating = int(user[0][1]) else: self.rating = 0 except Exception as E: raise TypeError('Invalid base data')