|
- # -*- coding: utf-8 -*-
-
- import random
- from hashlib import md5
-
- import requests
-
- from config import conf
- from translate.translator import Translator
-
-
- class BaiduTranslator(Translator):
- def __init__(self) -> None:
- super().__init__()
- endpoint = "http://api.fanyi.baidu.com"
- path = "/api/trans/vip/translate"
- self.url = endpoint + path
- self.appid = conf().get("baidu_translate_app_id")
- self.appkey = conf().get("baidu_translate_app_key")
- if not self.appid or not self.appkey:
- raise Exception("baidu translate appid or appkey not set")
-
- # For list of language codes, please refer to `https://api.fanyi.baidu.com/doc/21`, need to convert to ISO 639-1 codes
- def translate(self, query: str, from_lang: str = "", to_lang: str = "en") -> str:
- if not from_lang:
- from_lang = "auto" # baidu suppport auto detect
- salt = random.randint(32768, 65536)
- sign = self.make_md5("{}{}{}{}".format(self.appid, query, salt, self.appkey))
- headers = {"Content-Type": "application/x-www-form-urlencoded"}
- payload = {"appid": self.appid, "q": query, "from": from_lang, "to": to_lang, "salt": salt, "sign": sign}
-
- retry_cnt = 3
- while retry_cnt:
- r = requests.post(self.url, params=payload, headers=headers)
- result = r.json()
- errcode = result.get("error_code", "52000")
- if errcode != "52000":
- if errcode == "52001" or errcode == "52002":
- retry_cnt -= 1
- continue
- else:
- raise Exception(result["error_msg"])
- else:
- break
- text = "\n".join([item["dst"] for item in result["trans_result"]])
- return text
-
- def make_md5(self, s, encoding="utf-8"):
- return md5(s.encode(encoding)).hexdigest()
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