爬虫AES-ECB加密

import base64
from Crypto.Cipher import AES

data = '4' # 待加密数据
password = '1593574560efawqr' # 16,24,32位长的密码（密钥）

if isinstance(password, str):# 如果它是str则true
password = password.encode('utf8')
bs = AES.block_size #bs位长是128bits = 16Bytes = 密码为什么是16位长
pad = lambda s: s + (bs - len(s) % bs) * chr(bs - len(s) % bs)
aes = AES.new(password, AES.MODE_ECB)
data = aes.encrypt(pad(data).encode('utf8'))
encrypt_data = base64.b64encode(data)
success = encrypt_data.decode('utf8')