'''
编写登陆接口
•输入用户名密码
•认证成功后显示欢迎信息
•输错三次后锁定
•并且用户名被就在restrictuser.txt下面,如果想解除锁定就要到文本下面删除user
'''
countnumber=0
while countnumber <3: ###输入三次错误后锁定
# for i in open (r"D:\Python\userpasswd.txt").readlines():
username = input("Please input the username:")
password = input("Please input the passwd:")
f1 = open(r'D:\Python\restrictuser.txt').read()
rest=f1.count(username)
print(rest)
if rest >= 3:
print("Your ID have been locked,Please contact the administrator")
exit()
i = open(r"D:\Python\userpasswd.txt").read()
# print(i.split(" ")[1].strip())
# print(type(i.split(" ")[0]))
# break
if username == i.split(" ")[0].strip() and password == i.split(" ")[1].strip():
print ("Welcome Login")
exit()
else:
print("You have %s chance"%(2-countnumber))
countnumber+=1
f = open(r'D:\Python\restrictuser.txt','a')
f.writelines('\n' + username )
f.close()
continue
else:
print("Your ID have been locked")
exit()
#a = f.readline()
#print (f)
#错误信息
#SyntaxError: (unicode error) 'unicodeescape' codec can't decode bytes in position 9-10: truncated \uXXXX escape
#print (username,password)
