小甲鱼版用pyhon实现有道翻译

# -*- coding: utf-8 -*-
''' Created on Sun Jan 21 15:11:50 2018 @author: zhuxueming'''

import urllib.request
import urllib.parse
import json
import time

url = r'http://fanyi.youdao.com/translate?smartresult=dict&smartresult=rule'

while True:
  content = input('输入翻译的内容:')
  if content == 'q':
    break
  data = {}
  #head = {}
  #head['User-Agent'] = 'Mozilla/5.0 (Windows NT 10.0; …) Gecko/20100101 Firefox/57.0'
  data['i'] = content
  data['from'] = 'AUTO'
  data['to'] = 'AUTO'
  data['smartresult'] = 'dict'
  data['client'] = 'fanyideskweb'
  data['salt'] = '1516521478744'
  data['sign'] = 'f359e7521bc8f0f711770bfd36f4e01a'
  data['doctype'] = 'json'
  data['version'] = '2.1'
  data['keyfrom'] = 'fanyi.web'
  data['action'] = 'FY_BY_CLICKBUTTION'
  data['typoResult'] ='False'
  
  data = urllib.parse.urlencode(data).encode('utf-8')  
  res = urllib.request.urlopen(url,data)  
  html = res.read().decode('utf-8')    
  target = json.loads(html)  
  result = target['translateResult'][0][0]['tgt']  
  print (result)  
  time.sleep(1)

输入翻译的内容:你好
hello
输入翻译的内容:hello
你好
输入翻译的内容:how are you
你好
输入翻译的内容:how do you do
你好