Python login module developed "Two contrast modules"

#读取一行用户信息进行对比:
#!/usr/bin/env python
#-*-Coding:utf-8-*-
Import JSON

Def UTF8 ():

f = open (' db ', ' R ')
For I in F:
txt = I.strip (). Split ("|")
admin = txt[0]
passwd = txt[1]
Return ADMIN,PASSWD

def login (NAME,PASSWD):
user = input ("Please enter User:")
PWD = input ("Please enter password:")
If name = = User and passwd = = pwd:
Print ("Login successful! ")
elif name = = User and passwd! = pwd:
Print ("The password is incorrect, please try again!") ")
Elif name! = User:
Print ("User account does not exist!") ")
Else
Print ("Please contact the Administrator!") ")

Def regester ():
user = input ("Please enter User:")
PWD = input ("Please enter password:")
Print ("Registration successful")

def main ():
i = input ("1, select login Action!) 2, select the registration operation! ")
If i== ' 1 ':
admin = UTF8 () [0]
Passwds = UTF8 () [1]
Print (ADMIN,PASSWDS)
Login (Admin,passwds)
Elif i== ' 2 ':
Regester ()

if __name__ = = ' __main__ ':
Main ()

#读取文件多行用户信息进行判断对比.

 #!/usr/bin/env python 
 #-*-coding:utf-8-*-
 Import JSON 
 
 def login (name,passwd): 
 F = open (' db ', ' r ') 
 # Print (Type (f)) 
 for i in f: 
 txt = I.strip (). Split ("|") 
 usr = txt[0] 
 pwd = txt[1] 
 If name = usr and passwd = = pwd: 
 Print ("Login successful! 
 Elif name = usr and passwd! = pwd: 
 Print ("The password is incorrect, please try again!") 
 Else: 
 Pass 
 
 def regester (): 
 user = input ("Please enter User:") 
 pwd = input ("Please enter password:") br> usr = user + ' | ' + pwd + ' \ n ' 
 F = open (' db ', ' a ') 
 F.write (usr) 
 F.close () 
 Print ("registered successfully") 
 
 def main (): 
 i = input ("1, select Login Action 2, select Register Operation:") 
 if i== ' 1 ': 
 Admin = input ("Please enter User:") 
 PA        Sswds = input ("Please enter password:") 
 Login (admin,passwds) 
 elif i== ' 2 ': 
 Regester () 
 Else: 
 Print ("Please re-select:") 
 Main () 
 
 If __name__ = = ' __main__ ': 
 Main () 

Python login module developed "Two contrast modules"