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Copy path1.py
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57 lines (51 loc) · 1.77 KB
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def login(username, password):
with open('user.db', 'r', encoding='utf-8') as f:
for line in f:
line = line.strip()
user_list = line.split('@')
if username == user_list[0] and password == user_list[1]:
return '登陆成功!'
return '登陆失败!'
def zhuce(username, password):
with open('user.db', 'a', encoding='utf-8') as f:
temp = '\n' + username + '@' + password
f.write(temp)
def user_exsit(username):
with open('user.db', 'r', encoding='utf-8') as f:
for line in f:
line = line.strip()
user_list = line.split('@')
if username == user_list[0]:
return True
return False
def delete(username):
with open('user.db', 'r+', encoding='utf-8') as f:
for line in f:
if line.startswith(username):
return 'ok'
return 'no'
def change_pwd(username, password):
with open('user.db', 'r+', encoding='utf-8') as f:
for line in f:
print(line)
if __name__ == '__main__':
print('欢迎登陆本系统!请输入序号操作: 1-->登陆 2-->注册 3-->删除 4-->修改密码')
id = input('请输入序号: ')
if id == '1':
user = input('请输入用户名: ')
pwd = input('请输入密码: ')
print(login(user, pwd))
elif id == '2':
user = input('请输入用户名: ')
pwd = input('请输入密码: ')
ret = user_exsit(user)
if ret:
print('用户名已存在!')
else:
zhuce(user, pwd)
print('注册成功!')
elif id == '3':
user = input('请输入用户名: ')
print(delete(user))
else:
print('序号输入错误!')