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stu_info = []
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def print_menu():
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print('学生管理系统')
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print('1.添加学员')
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print('2.删除学员')
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print('3.修改学员信息')
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print('4.查询学员信息')
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print('5.显示所有学员信息')
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print('6.保存学员信息')
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print('7.退出系统')
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#1.添加
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def add_stu_info():
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name = input('请输入新学生的姓名：')
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sex = input('请输入新学生的性别：')
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phone = input('请输入新学生的手机号码：')
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new_info = dict() # 定义一个字典
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new_info['name'] = name
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new_info['sex'] = sex
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new_info['phone'] = phone
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stu_info.append(new_info)
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#2.删除
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def del_stu_info(student):
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if len(student) != 0:
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del_num = int(input('请输入要删除的序号：')) - 1
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if del_num < len(stu_info):
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del student[del_num]
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print(f'删除指定序号：{del_num + 1}成功')
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else:
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print('要删除的序号有误')
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else:
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print('学生信息表为空')
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#3.修改
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def rev_stu_info():
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if len(stu_info) != 0:
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rev_num = int(input('请输入要修改学生的序号：')) - 1
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if rev_num >= len(stu_info):
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print("要修改的序号有误")
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else:
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rev_name = input('请输入要修改学生的姓名：')
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rev_sex = input('请输入要修改学生的性别：')
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rev_phone = input('请输入要修改学生的手机：')
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stu_info[rev_num]['name'] = rev_name
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stu_info[rev_num]['sex'] = rev_sex
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stu_info[rev_num]['phone'] = rev_phone
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else:
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print('学生信息表为空')
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#4.查询
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def que_stu_info():
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if len(stu_info) != 0:
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que_num = int(input('请输入要查询学生的序号：')) - 1
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if que_num >= len(stu_info):
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print("要查询的序号有误")
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else:
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print('学生的信息如下：')
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print('序号 姓名 性别 手机号码')
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print("%s %s %s" % (temp_info['name'], temp_info['sex'], temp_info['phone']))
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else:
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print('该学生信息为空')
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#5.显示所有学员信息
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def show_stu_info():
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if len(stu_info) != 0:
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print('学生的信息如下：')
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print('=' * 30)
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print('序号 姓名 性别 手机号码')
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i = 1
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for temp_info in stu_info:
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print("%d %s %s %s" % (i, temp_info['name'], temp_info['sex'], temp_info['phone']))
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i += 1
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else:
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print('学生信息表为空')
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def main():
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while True:
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print_menu()
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key = input('请输入对应的功能的数字：')
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if key == '1':# 添加
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add_stu_info()
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elif key == '2':# 删除
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del_stu_info(stu_info)
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elif key == '3':# 修改
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rev_stu_info()
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elif key == '4':# 查询
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que_stu_info()
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elif key == '5':# 显示所有学生信息
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show_stu_info()
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elif key == '7':# 退出系统
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quit_confirm = input('是否要退出系统？（Yes/No）：')
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|
|
if quit_confirm == 'Yes' or quit_confirm == 'yes' or quit_confirm == 'YES':
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|
|
break
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|
|
elif quit_confirm == 'No' or quit_confirm == 'no' or quit_confirm == 'NO':
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|
|
continue
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else:
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|
|
print('输入有误，请重新输入')
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|
else:
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|
|
print('输入有误，请重新输入')
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if __name__ == '__main__':
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|
|
main() |
