作业day8-提高

all_student = []
home_page1 = """
============================
欢迎进入:

        ◆1.添加学生
        ☆2.查看学生
        ◆3.修改学生信息
        ☆4.删除学生
        ◆5.返回

=============================
"""
home_page2 = """
添加成功！
1. 继续
2. 返回
"""
home_page3 = """
1.查找所有学生
2.按姓名查找
3.按学号查找
4.返回
"""
num = 0
while True:
    print(home_page1)
    home_judge1 = input('请选择(1-5):')
    while True:
        if home_judge1 == '1':
            stu_name = input('输入学生姓名:')
            stu_age = int(input('输入学生年龄:'))
            stu_tel = input('输入学生电话:')
            num += 1
            nums = str(num)
            stu_num = 'stu' + nums.rjust(3,'0')
            stu_info = {'学号': stu_num,'name': stu_name, 'age': stu_age, 'tel': stu_tel}
            all_student.append(stu_info)
            print(home_page2)
            home_judge2 = input('请选择(1-2)')
            if home_judge2 == '1':
                continue
            else:
                break
        elif home_judge1 == '2':
            # for stu_info in all_student:
            #     print('学号：%s，姓名：%s，年龄：%s，电话：%s' % (stu_info['学号'], stu_info['name'], stu_info['age'], stu_info['tel']))
            print(home_page3)
            home_judge3 = input('请选择(1-4)')
            if home_judge3 == '1':
                for stu_info in all_student:
                    print('学号：%s，姓名：%s，年龄：%s，电话：%s'%(stu_info['学号'],stu_info['name'],stu_info['age'],stu_info['tel']))
            elif home_judge3 == '2':
                judge3_name = input('输入姓名:')
                for stu_info in all_student:
                    if stu_info['name'] == judge3_name:
                        print('学号：%s，姓名：%s，年龄：%s，电话：%s' % (stu_info['学号'], stu_info['name'], stu_info['age'], stu_info['tel']))

            elif home_judge3 == '4':
                break