Call Baidu Translate to translate the sentence

# -*- coding: utf-8 -*-
# @Author  : FELIX
# @Date    : 2018/4/29 18:25

import requests
import json


def translate(content, tolang='zh', fromlang=None):
    dates = {
         ' query ' : content,
    }
    #Automatically get the language type 
    if  not fromlang:
        fromlang = json.loads(requests.post('http://fanyi.baidu.com/langdetect', data=datas).text)['lan']
    # print(fromlang)
    data = {
        'from': fromlang,
        'to': tolang,
        'query': content,

    }
    url = ' http://fanyi.baidu.com/basetrans '

    headers = {
        'User-Agent': 'Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Mobile Safari/537.36',
    }
    try:
        res = requests.post(url=url, data=data, headers=headers)
        # print(res.text)
        result = json.loads(res.text)
        return result['trans'][0]['dst']
    except Exception as e:
        print('翻译出错')
        print(e)


'''
en Chinese
en English
yue Cantonese
wyw classical Chinese
jp Japanese
kor Korean
fra French
spa spanish
th Thai
ara Arabic
ru in Russian
pt portuguese
de german
it italian
el Greek
nl dutch
pl Polish
bul Bulgarian
est Estonian
dan Danish
fin Finnish
cs czech
rom Romanian
slo Slovenian
swe Swedish
hu Hungarian
cht Traditional Chinese
vie Vietnamese
'''

# print(translate('What are you doing?', 'wyw')) 
# print(translate('What are you doing?', 'zh', 'en'))

print(translate('hello girls', 'wyw', 'en'))