问我的程序创建了一个新文件，但名称错误。我该如何解决这个问题？

EN

import os.path

def start():
    if os.path.exists("new.txt") == False:
        Account = input('Username: ')
        Password_for_account = input('Password: ')
        all_the_content = []
        all_the_content.append(Account)
        all_the_content.append(Password_for_account)
        
    else:
        with open("new.txt") as file:
            content = file.read()
        all_the_content = content.strip('][').split(', ')

        while True:
            User = input('Username: ')
            Password = input('Password: ')
            if (User, Password) == all_the_content[0,1] :
                print('Done')
                break
            else:
                print('Invalid Password')
                continue
        return 'You have been succesfully logged in!'
print(start())
with open("new.txt") as file:
    content = file.read()
all_the_content = content.strip('][').split(', ')
def add_new_pass():
    new_username = input('Enter the new username: ')
    new_password = input('Enter the new password: ')
    all_the_content.append(new_username)
    all_the_content.append(new_password)
    return 'Your password has been added'
    
def check_pass(username):
    position = all_the_content.index(username)
    if username in all_the_content and position%2 == 0:
        return 'The password for '+ username, 'is '+ all_the_content[position + 1]
    else:
        return 'Invalid username'
print(add_new_pass())
a = input()
print(check_pass(a))
with open ('new.txt', 'w') as file:
    file.write(str(all_the_content))