开始

Coddy 测验生成器：Python 面向对象项目课程的第 8 课，共 11 课。

挑战

中等

在 Quiz 类中添加不接收输入的 start 方法，该方法会显示问题（来自 questions 字段），并向用户请求输入（答案）。

查看测试用例，以便更好地了解格式，并使用问题的 print 方法。

每次请求输入时，都要以 '[+] ' 开头。如果你不确定该怎么做，请查看提示！

注意空格和换行！

亲手试试

from abc import ABC, abstractmethod


class Question(ABC):
    @abstractmethod
    def print(self):
        pass

    @abstractmethod
    def check(self, answer):
        pass


class YesNoQuestion(Question):
    def __init__(self, question, answer):
        self.question = question
        self.answer = answer

    def print(self):
        print('[?] ' + self.question + ' (yes/no)')
    
    def check(self, answer):
        return (answer == 'yes' and self.answer) or \
            (answer == 'no' and not self.answer)


class OpenQuestion(Question):
    def __init__(self, question, answers):
        self.question = question
        self.answers = answers

    def print(self):
        print('[?] ' + self.question)
    
    def check(self, answer):
        return answer in self.answers


class MultiOptionsQuestion(Question):
    def __init__(self, question, options, answer_index):
        self.question = question
        self.options = options
        self.answer_index = answer_index

    def print(self):
        print('[?] ' + self.question)
        print()
        for i in range(len(self.options)):
            print('[' + str(i + 1) + '] ' + self.options[i])
    
    def check(self, answer):
        return self.answer_index == int(answer) - 1


class Quiz:
    def __init__(self, questions):
        self.questions = questions

测验生成器：Python 面向对象项目中的所有课

1简介

4综合运用

2问题

3测验

开始

自己练习： Python 在线编译器