zoukankan      html  css  js  c++  java
  • Python3调谷歌翻译

    公司最近有翻译的需求(本人适用的是在第三方服务器上使用,不在本地也不在谷歌控制台),发现Google的Translate API只能翻墙调,但是国内也有翻译需求,经多方查找汇集众家之长,找到一个感觉最好用的,稍稍改进了一下,

    一。国内爬虫版(主要参考https://blog.csdn.net/andeyeluguo/article/details/78581590):

    很多博客有提到tk值要js处理,不多说,直接上干货

    首先,是要pip处理js的模块  

    pip install PyExecJS

    创建HandleJs.py

     1 import execjs  
     2   
     3 class Py4Js():  
     4       
     5     def __init__(self):  
     6         self.ctx = execjs.compile(""" 
     7         function TL(a) { 
     8         var k = ""; 
     9         var b = 406644; 
    10         var b1 = 3293161072; 
    11          
    12         var jd = "."; 
    13         var $b = "+-a^+6"; 
    14         var Zb = "+-3^+b+-f"; 
    15      
    16         for (var e = [], f = 0, g = 0; g < a.length; g++) { 
    17             var m = a.charCodeAt(g); 
    18             128 > m ? e[f++] = m : (2048 > m ? e[f++] = m >> 6 | 192 : (55296 == (m & 64512) && g + 1 < a.length && 56320 == (a.charCodeAt(g + 1) & 64512) ? (m = 65536 + ((m & 1023) << 10) + (a.charCodeAt(++g) & 1023), 
    19             e[f++] = m >> 18 | 240, 
    20             e[f++] = m >> 12 & 63 | 128) : e[f++] = m >> 12 | 224, 
    21             e[f++] = m >> 6 & 63 | 128), 
    22             e[f++] = m & 63 | 128) 
    23         } 
    24         a = b; 
    25         for (f = 0; f < e.length; f++) a += e[f], 
    26         a = RL(a, $b); 
    27         a = RL(a, Zb); 
    28         a ^= b1 || 0; 
    29         0 > a && (a = (a & 2147483647) + 2147483648); 
    30         a %= 1E6; 
    31         return a.toString() + jd + (a ^ b) 
    32     }; 
    33      
    34     function RL(a, b) { 
    35         var t = "a"; 
    36         var Yb = "+"; 
    37         for (var c = 0; c < b.length - 2; c += 3) { 
    38             var d = b.charAt(c + 2), 
    39             d = d >= t ? d.charCodeAt(0) - 87 : Number(d), 
    40             d = b.charAt(c + 1) == Yb ? a >>> d: a << d; 
    41             a = b.charAt(c) == Yb ? a + d & 4294967295 : a ^ d 
    42         } 
    43         return a 
    44     } 
    45     """)  
    46           
    47     def getTk(self,text):  
    48         return self.ctx.call("TL",text)

    创建main.py

     1 import json
     2 import urllib.request
     3 import urllib.parse
     4 from HandleJs import Py4Js
     5 
     6 
     7 def open_url(url):
     8     headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:23.0) Gecko/20100101 Firefox/23.0'}
     9     req = urllib.request.Request(url=url, headers=headers)
    10     response = urllib.request.urlopen(req)
    11     data = response.read().decode('utf-8')
    12     return data
    13 
    14 
    15 def buildUrl(content, tk, tl):
    16     baseUrl = 'http://translate.google.cn/translate_a/single'
    17     baseUrl += '?client=t&'
    18     baseUrl += 'sl=auto&'
    19     baseUrl += 'tl=' + str(tl) + '&'
    20     baseUrl += 'hl=zh-CN&'
    21     baseUrl += 'dt=at&'
    22     baseUrl += 'dt=bd&'
    23     baseUrl += 'dt=ex&'
    24     baseUrl += 'dt=ld&'
    25     baseUrl += 'dt=md&'
    26     baseUrl += 'dt=qca&'
    27     baseUrl += 'dt=rw&'
    28     baseUrl += 'dt=rm&'
    29     baseUrl += 'dt=ss&'
    30     baseUrl += 'dt=t&'
    31     baseUrl += 'ie=UTF-8&'
    32     baseUrl += 'oe=UTF-8&'
    33     baseUrl += 'clearbtn=1&'
    34     baseUrl += 'otf=1&'
    35     baseUrl += 'pc=1&'
    36     baseUrl += 'srcrom=0&'
    37     baseUrl += 'ssel=0&'
    38     baseUrl += 'tsel=0&'
    39     baseUrl += 'kc=2&'
    40     baseUrl += 'tk=' + str(tk) + '&'
    41     baseUrl += 'q=' + content
    42     return baseUrl
    43 
    44 
    45 def translate(content, tk, tl):
    46     content = urllib.parse.quote(content)
    47     url = buildUrl(content, tk, tl)
    48 
    49     result = open_url(url)
    50     res_json = json.loads(result)
    51     trans_text = res_json[0][0][0]
    52     # sl是要翻译的源语种
    53     sl = res_json[8][0][0]
    54     print(trans_text)
    55     print(sl)
    56 
    57 
    58 def main():
    59     js = Py4Js()
    60     #content是要翻译的内容
    61     #tl是要翻译的目标语种,值参照ISO 639-1标准,如果翻译成中文"zh/zh-CN简体中文"
    62     content = "test"
    63     tl = "ja"
    64     tk = js.getTk(content)
    65     translate(content, tk, tl)
    66 
    67 
    68 if __name__ == "__main__":
    69     main()

     二。谷歌API调用

    谷歌控制台创建项目,绑定信用卡(翻译API收费),绑定项目和账号,启用Translation API,创建service account(这部分可以参考 https://blog.csdn.net/nicolelili1/article/details/76973097 的一-五),然后

    首先还是pip Google translation SDK

    pip install --upgrade google-cloud-translate

    翻译的代码(指定credentials)

    1 from google.cloud import translate
    2     from google.oauth2 import service_account
    3     credentials = service_account.Credentials.from_service_account_file('Key.json')
    4 translate_client = translate.Client(credentials=credentials) 5 translation = translate_client.translate( 6 text, 7 target_language=target_lang) 8 print(translation)

    ok啦

     三。谷歌API调用

    转了一大圈,发现自己走了很多弯路,此方法最为便捷,但是也有安全隐患(有明文的Key)

    代码

    1 import urllib.request
    2 import urllib.parse
    3 key = "**********" #你的API Key
    4 content = urllib.parse.quote(text)
    5 url = "https://translation.googleapis.com/language/translate/v2?key=%s&target=%s&q=%s" % (key, target_lang, content)
    6 response = urllib.request.urlopen(url)
    7 data = json.loads(response.read().decode('utf-8'))
    8 res = data['data']['translations'][0]
    9 print(res)

     附AWS的翻译(不过目前只有3个region有这个功能):

    1 import boto3
    2 client = boto3.client('translate', region_name='us-east-1')
    3 result = client.translate_text(
    4     Text=text,
    5     SourceLanguageCode=source_lang if source_lang else 'auto',
    6     TargetLanguageCode=target_lang
    7 )

    参考链接:

    https://blog.csdn.net/andeyeluguo/article/details/78581590

    https://blog.csdn.net/nicolelili1/article/details/76973097

    https://cloud.google.com/translate/docs/quickstart-client-libraries

    https://googleapis.github.io/google-cloud-python/latest/translate/usage.html

    http://iamct.iteye.com/blog/952558

  • 相关阅读:
    linux内核之情景分析mmap操作
    linux内核情景分析之匿名管道
    linux内核情景分析之命名管道
    linux内核情景分析之信号实现
    Linux内核情景分析之消息队列
    linux2.4内核调度
    聊聊程序的配置文件
    汽车引擎是怎么工作的
    Go对OO的选择
    为而不争
  • 原文地址:https://www.cnblogs.com/sen-c7/p/10070306.html
Copyright © 2011-2022 走看看