Python3获取谷歌翻译

import execjs
import requests

'''
爬取谷歌翻译结果
pip install PyExecJS
'''
def get_js_result():
    htmlstr = '''
     function VL(a) {
         var b = a.trim();
         return TL(b);
         }

         function TL(a) {
             var k = "";
             var b = 406644;
             var b1 = 3293161072;

             var jd = ".";
             var $b = "+-a^+6";
             var Zb = "+-3^+b+-f";

             for (var e = [], f = 0, g = 0; g < a.length; g++) {
                 var m = a.charCodeAt(g);
                 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),
                 e[f++] = m >> 18 | 240,
                 e[f++] = m >> 12 & 63 | 128) : e[f++] = m >> 12 | 224,
                 e[f++] = m >> 6 & 63 | 128),
                 e[f++] = m & 63 | 128)
             }
             a = b;
             for (f = 0; f < e.length; f++) a += e[f],
             a = RL(a, $b);
             a = RL(a, Zb);
             a ^= b1 || 0;
             0 > a && (a = (a & 2147483647) + 2147483648);
             a %= 1E6;
             return a.toString() + jd + (a ^ b)
         };

         function RL(a, b) {
             var t = "a";
             var Yb = "+";
             for (var c = 0; c < b.length - 2; c += 3) {
                 var d = b.charAt(c + 2),
                 d = d >= t ? d.charCodeAt(0) - 87 : Number(d),
                 d = b.charAt(c + 1) == Yb ? a >>> d: a << d;
                 a = b.charAt(c) == Yb ? a + d & 4294967295 : a ^ d
             }
             return a
         }
     '''
    return htmlstr

def get_tk(wd):
    jsstr = get_js_result()
    ctx = execjs.compile(jsstr)
    tk = ctx.call('VL', wd)
    return tk

sl="zh-CN"   #转换成的结果类型
tl="en"      #被转换的文字类型
wd="苹果"    #要转换的文字
url = "https://translate.google.cn/translate_a/single?client=" \
                  "t&sl=%s&tl=%s&hl=zh-CN&dt=at&dt=bd&dt=ex&dt=ld&dt=md&dt=qca&dt=rw&dt=rm&" \
                  "dt=ss&dt=t&ie=UTF-8&oe=UTF-8&source=btn&ssel=6&tsel=3&kc=0&q=%s&tk=%s"%(sl,tl,wd,get_tk(wd))
res = requests.get(url)
print(res.json())

运行代码获取结果示例如下：