page = '''
==============================
❀❀欢迎大佬：
❤1.添加学生
❤2.查看学生
❤3.修改学生信息
❤4.删除学生
❤5.退出系统
==============================
'''
student_information = [
{ '学号':'stu_1','姓名': '张三', '年龄': 12, '电话': 1234},
{ '学号':'stu_5','姓名': '李四', '年龄': 13, '电话': 1245},
{ '学号':'stu_22','姓名': '王麻子', '年龄': 13, '电话':1547},
]
#对已有的信息进行处理
need_id = student_information[-1]['学号']
new_str = ''
for i in need_id:
if i.isdigit():
new_str += i
int_new_str = int(new_str) # 将学号后的字符串中的数字转换成可执行的数字
def school_num():
'''
生成学号
'''
num = int_new_str
while True:
num += 1
yield num
re = school_num()
page1 = '''
==============================
❤1.继续添加
❤2.返回上一级
==============================
'''
page2 ='''
===========================
❀1.查看所有学生
❀2.按姓名查找
❀3.按学号查找
❀4.返回上一级
===========================
'''
def add_(**kwargs):
'''
将输入的学生信息添加到student_information
'''
student_information.append(kwargs)
return kwargs
def shou_ye():
print(page)
#打印主界面
global num
num = int(input('请选择（1-5）：'))
#给出选择
def obtain_element():
'''
显示当前添加学生的信息
'''
for key in add_student:
print(key + ':', add_student[key], end=' ')
def view_all():
'''
查看所有学生信息
:return:
'''
for k in range(len(student_information)):
for key1 in student_information[k]:
print(key1 + ':',student_information[k][key1],end=" ")
print()
def view_names(list_all,names:str):
'''
显示对应姓名所对应的信息
'''
flag = 0
for k in range(len(student_information)):
for key1 in student_information[k]:
if student_information[k][key1] == name1:
dict1 = student_information[k]
for i in dict1:
print(i +":",dict1[i],end=' ')
flag = 1
if flag == 0:
print('查无此人')
def view_xue_hao(list_all,xue_hao:int):
'''
按照学号查看学生信息
'''
flag = 0
for k in range(len(student_information)):
for key1 in student_information[k]:
if student_information[k][key1] == 'stu_'+str(xue_hao):
dict1 = student_information[k]
for i in dict1:
print(i + ":", dict1[i], end=' ')
flag = 1
if flag == 0:
print('查无此人')
def mod_information(list_all,xue_hao:int):
'''
按学号更新学生信息
'''
flag = 0
for k in range(len(student_information)):
for key1 in student_information[k]:
if student_information[k][key1] == 'stu_'+str(xue_hao):
name = input('更新的名字为：')
age = int(input('更新的年龄为：'))
tel = int(input('更新的电话为：'))
global update_information
update_information = student_information[k].update({'姓名':name,'年龄':age,'电话':tel})
dict1 = student_information[k]
for i in dict1:
print(i + ":", dict1[i], end=' ')
flag = 1
if flag == 0:
print('查无此人，请输入正确的学号')
page3 = '''
==============================
❤1.继续修改
❤2.返回上一级
==============================
'''
page4 = '''
==============================
❤1.按姓名删除
❤2.按学号删除
❤3.返回主菜单
==============================
'''
def del_names(list_all,name):
'''
按姓名删除学生信息
'''
student_index = 0
flag = 0
while student_index < len(student_information):
for key1 in student_information[student_index]:
if student_information[student_index][key1] == name:
del student_information[student_index]
print('删除成功！')
flag = 1
else:
student_index += 1
if flag == 0:
print('查无此人，请输入正确的姓名')
def del_xue_hao(list_all,xue_hao:int):
'''
按学号删除学生信息
'''
student_num = 0
flag = 0
while student_num < len(student_information):
for key1 in student_information[student_num]:
if student_information[student_num][key1] == 'stu_'+str(xue_hao):
del student_information[student_num]
print('删除成功！')
flag = 1
else:
student_num += 1
if flag == 0:
print('查无此人，请输入正确的学号')
shou_ye()
while num < 6:
if num == 1:
print('''==============================
❤1.添加学生
❤2.返回上一级
==============================''')
num5 = int(input('请选择1-2：'))
while num5 != 2:
if num5 == 1:
add_student = add_(学号='stu_%.3d' % (next(re)), 姓名=input('输入添加学生姓名'), 年龄=input('输入添加学生年龄'),
电话=input('输入添加学生电话'))
print('添加成功')
obtain_element()
print(page1)
num1 = int(input('请选择1-2：'))
while num1 != 2:
if num1 == 1:
add_student = add_(学号='stu_%.3d' % (next(re)), 姓名=input('输入添加学生姓名'), 年龄=input('输入添加学生年龄'),
电话=input('输入添加学生电话'))
print('添加成功')
obtain_element()
print(page1)
num1 = int(input('请选择1-2：'))
else:
shou_ye()
break
else:
shou_ye()
elif num == 2:
print(page2)
num2 = int(input('请选择1-4：'))
while num2 != 4:
if num2 == 1:
view_all()
a = input('按回车键继续')
elif num2 == 2:
name1 =input('请输入姓名;')
view_names(student_information,name1)
a = input('按回车键继续')
elif num2 == 3:
xue_hao = int(input('请输入学号;'))
view_xue_hao(student_information,xue_hao)
a = input('按回车键继续')
else:
print('输入不规范，请重新输入')
a = input('按回车键继续')
break
else:
shou_ye()
elif num == 3:
mod_id = int(input('请输入学号更新信息：'))
mod_information(student_information,mod_id)
b = input('按回车键继续')
print(page3)
num3 = int(input('请选择1-2：'))
while num3 != 2:
if num3 == 1:
mod_id = int(input('请输入学号更新信息：'))
mod_information(student_information, mod_id)
b = input('按回车键继续')
print(page3)
num3 = int(input('请选择1-2：'))
else:
print('输入不规范，请重新输入')
a = input('按回车键继续')
break
else:
shou_ye()
elif num == 4:
print(page4)
num4 = int(input('请选择1-3：'))
while num4 != 3:
if num4 ==1:
del_name = input('请输入姓名删除信息：')
del_names(student_information,del_name)
a = input('按回车键继续')
elif num4 == 2:
xue_hao1 = int(input('请输入学号删除信息：'))
del_xue_hao(student_information,xue_hao1)
a = input('按回车键继续')
break
else:
shou_ye()
elif num == 5:
print('退出成功！')
break
else:
print('请输入正确的数字')
shou_ye()
break
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