欢迎界面
def welcome(uid = ''):
print("= " * 20)
print("\t 欢迎%s进入系统" % uid)
print("\t\t\t1.注册")
print("\t\t\t2.登录")
print("\t\t\t3.返回")
print("\t\t\t4.退出")
print("= " * 20)
注册系统
def logon():
with open('files/注册表.txt', 'r',encoding='utf-8') as f:
users = eval(f.read())
uid = input("用户名：")
key_word = input("密码：")
users[uid] = key_word
with open('files/注册表.txt', 'w', encoding='utf-8') as f:
f.write(str(users))
return users
# print(logon())
登录
def loading():
with open('files/注册表.txt', 'r', encoding='utf-8') as f:
users = eval(f.read()) # 得到文本中的数据
if users == {}:
print('无数据！请注册')
welcome()
else:
while True:
uid = input('请输入用户名：')
if uid in users:
key_word = input('请输入密码：')
while True:
if key_word == users[uid]:
print('密码正确！登陆成功！')
# caozuojiemian()
break
else:
key_word = input('密码错误！请重新输入密码输入密码：')
break
else:
print('用户名不存在！或用户名输入有误')
return uid
操作学生信息界面
def caozuojiemian(uid = ''):
print("= " * 20)
print("\t 欢迎%s进入学生信息操作系统" % uid)
print("\t\t\t1.添加")
print("\t\t\t2.查看")
print("\t\t\t3.查询")
print("\t\t\t4.返回")
print("\t\t\t5.退出")
print("= " * 20)
1.添加
def add(uid = ''):
print("=" * 40)
print(">>>>名片新增：")
name = input("请输入姓名：")
qq = input("请输入qq:")
email = input("请输入邮箱：")
phone = input("请输入电话：")
# 定义字典存数据
dic = {"NAME": name, "QQ": qq, "EMAIL": email, "PHONE": phone}
# 把字典老师姓名对应的值中
with open('files/学生信息表.txt', 'r', encoding='utf-8') as f:
users = eval(f.read()) # 得到总的字典
list1 = eval(users[uid])
list1.append(dic)
users[uid] = str(list1)
with open('files/学生信息表.txt', 'w', encoding='utf-8') as f:
f.write(str(users))
print("新增【%s】成功" % name)
print(list)
查看所有名单
def check(uid):
with open('files/学生信息表.txt', 'r', encoding='utf-8') as f:
users = eval(f.read()) # 得到总的字典
list = eval(users[uid])
print("=" * 40)
print(">>>>查看：")
# 判断当list当中没有数据的时候无法显示
if len(list) == 0:
print("没有数据请先去添加")
# 终止方法
return
print("姓名\t\t\t电话\t\t\t邮箱\t\t\tQQ")
for item in list:
print("%s\t\t\t%s\t\t\t%s\t\t\t%s" % (item["NAME"], item["PHONE"], item["EMAIL"], item["QQ"]))
3.查询
def query(uid):
with open('files/学生信息表.txt', 'r', encoding='utf-8') as f:
users = eval(f.read()) # 得到总的字典
list = eval(users[uid])
print("=" * 40)
print(">>>>名片查询：")
# 得到姓名
name = input("请输入查询姓名：")
# 在列表当中找
# for else 当for循环当中提前终止跳出就不执行else如果顺序执行结束就执行else
for item in list:
if item["NAME"] == name:
print("1，删除。\n2，修改。\n3，退出")
key = input("请选择：")
pass
if key == "1":
list.remove(item)
users[uid] = str(list)
with open('files/学生信息表.txt', 'w', encoding='utf-8') as f:
f.write(str(users))
print("【%s删除成功】" % name)
print(list)
elif key == "2":
print("请输入修改后的信息>>>>")
item["NAME"] = input("姓名：")
item["EMAIL"] = input("邮箱：")
item["QQ"] = input("qq：")
item["PHONE"] = input("电话：")
users[uid] = str(list)
with open('files/学生信息表.txt', 'w', encoding='utf-8') as f:
f.write(str(users))
print("新增【%s】成功" % name)
print(list)
print("【%s修改成功】" % name)
break
else:
print("抱歉！没有此人信息")
执行界面
if __name__ == '__main__':
welcome()
while True:
key = input("请输入你要执行的操作：")
print("你的选择是【%s】" % key)
if key == "1": # 注册
logon()
welcome()
elif key == "2": # 登录
a = loading()
caozuojiemian(uid=a)
while True:
key1 = input("请输入你要执行的学生操作：")
if key1 == '1': # 添加
add(uid=a)
elif key1 == '2': # 查看
check(a)
elif key1 == '3': # 查询
query(a)
elif key1 == '4': # 返回
caozuojiemian(uid=a)
elif key1 == '5': # 退出
print('退出学生信息操作系统！')
welcome(uid=a)
break
elif key == "3": # 返回
welcome()
elif key == "4": # 退出
print('退出！')
break
