关于有道翻译

import requests
import json
# 1. url
url = 'http://fanyi.baidu.com/sug'
# 2. form/ data/ body
def translate(kw):
    form = {
        'kw': kw
    }
    # # 2.1 字典转换成str
    # form_str = parse.urlencode(form)
    # #print(form_str)
    # # 2.2 str转换成bytes
    # form_bytes = form_str.encode('utf-8')
    # # 3. 调用函数 url form
    # response = request.urlopen(url, data=form_bytes)

    # request 的post方法色使用
    response = requests.post(url, data=form)

    # str = response.content.decode('utf-8/gbk/gb2312/gb18080') =
    response.encoding = 'utf-8/gbk/gb2312/gb18080'
    str = response.text

    # 4. 解析json
    res_dict = json.loads(response.text)
    # 5. 打印翻译结果
    #print(res_dict)
    result = res_dict['data'][0]['v']
    return result

if __name__ == '__main__':
    res = translate('哈哈')
    print(res)