有道翻译Python爬虫（sign算法）

import json from Crypto.Cipher import AES import base64 import time from hashlib import md5 import requests def sign(): t = int(time.time() * 1000) n = f'client=fanyideskweb&mysticTime={t}&product=webfanyi&key=fsdsogkndfokasodnaso' obj = md5() obj.update(n.encode('utf-8')) sign = obj.hexdigest() return sign def decrypto(data): key = b'\x08\x14\x9d\xa7\x3c\x59\xce\x62\x55\x5b\x01\xe9\x2f\x34\xe8\x38' iv = b'\xd2\xbb\x1b\xfd\xe8\x3b\x38\xc3\x44\x36\x63\x57\xb7\x9c\xae\x1c' aes = AES.new(key, AES.MODE_CBC, iv) den_text = aes.decrypt(base64.urlsafe_b64decode(data)) return str(den_text, 'utf-8').strip() def post(w, f, t): cookies = { 'OUTFOX_SEARCH_USER_ID': '123456789@192.168.60.5', } headers = { 'Accept': 'application/json, text/plain, */*', 'Accept-Language': 'zh-CN,zh;q=0.9,zh-TW;q=0.8,en;q=0.7', 'Connection': 'keep-alive', # 'Cookie': 'OUTFOX_SEARCH_USER_ID_NCOO=340028215.7799288; OUTFOX_SEARCH_USER_ID=-1551186736@49.52.96.107; P_INFO=18608219667|1670406132|1|youdaonote|00&99|null&null&null#shh&null#10#0|&0||18608219667', 'Origin': 'https://fanyi.youdao.com', 'Referer': 'https://fanyi.youdao.com/', 'Sec-Fetch-Dest': 'empty', 'Sec-Fetch-Mode': 'cors', 'Sec-Fetch-Site': 'same-site', 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36', 'sec-ch-ua': '"Chromium";v="110", "Not A(Brand";v="24", "Google Chrome";v="110"', 'sec-ch-ua-mobile': '?0', 'sec-ch-ua-platform': '"Windows"', } data = { 'i': w, 'from': f, 'to': t, 'dictResult': 'true', 'keyid': 'webfanyi', 'sign': sign(), 'client': 'fanyideskweb', 'product': 'webfanyi', 'appVersion': '1.0.0', 'vendor': 'web', 'pointParam': 'client,mysticTime,product', 'mysticTime': str(int(time.time() * 1000)), 'keyfrom': 'fanyi.web', } response = requests.post('https://dict.youdao.com/webtranslate', headers=headers, data=data, cookies=cookies) return response.text if __name__ == '__main__': while True: try: From = input('请输入开始语言(自动auto, 中文zh-CHS, 韩文ko, 英文en)\n') To = input('请输入翻译的语言(默认, 中文zh-CHS, 韩文ko, 英文en)\n') word = input('请输入单词:') enc = post(word, From, To) ctx = decrypto(enc) print(ctx) except: print('出现异常，请重新输入!') continue