[英]AttributeError: 'str' object has no attribute 'attack' “'Help!”
[英]please help :AttributeError: 'str' object has no attribute 'write'
我正在為我的課程做作業,但我不斷收到錯誤消息
AttributeError: 'str' object has no attribute 'write'
有人可以幫我理解我做錯了什么嗎? 我將在下面列出代碼並省略偽代碼。
def main():
import datetime
print("PasswordChecker3 program developed by: Nicholas Webb")
MIN_PASSWORD_LENGTH = 6
MAX_PASSWORD_LENGTH = 10
PASSWORD_LOG_FILE = "password_log_Nicholas_Webb.txt"
curr_date_and_time = datetime.datetime.today()
password = input("Enter Password: ")
password_len = len(password)
while password_len < MIN_PASSWORD_LENGTH or password_len > MAX_PASSWORD_LENGTH:
print(f"Your Password has {password_len} characters, Password length needs to be between {MIN_PASSWORD_LENGTH} and {MAX_PASSWORD_LENGTH} characters long.")
open(PASSWORD_LOG_FILE, "a")
if password_len < MIN_PASSWORD_LENGTH:
print(f"password length is {password_len} characters long.")
invalid_password_reason = "password < 6"
PASSWORD_LOG_FILE.write("{a}, {b} characters".format(a=curr_date_and_time, b=invalid_password_reason))
PASSWORD_LOG_FILE.write("\n")
else:
print(f"password length is {password_len} characters long.")
invalid_password_reason = "password > 10"
PASSWORD_LOG_FILE.write("{a}, {b} characters".format(a=curr_date_and_time, b=invalid_password_reason))
PASSWORD_LOG_FILE.write("\n")
password = input("re-enter password: ")
password_len = len(password)
PASSWORD_LOG_FILE.close()
if password.isnumeric():
print("Password weak - Contains only numbers")
elif password.isalpha():
print("Password weak - Contains only letters")
else:
print("Password strong")
main()
PASSWORD_LOG_FILE
初始化為
PASSWORD_LOG_FILE = "password_log_Nicholas_Webb.txt"
所以PASSWORD_LOG_FILE
是一個字符串。
它不是file
object,它不能執行讀或寫操作。
你不能在它上面應用像這樣的方法
PASSWORD_LOG_FILE.write("{a}, {b} characters".format(a=curr_date_and_time, b=invalid_password_reason))
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