python实现有道翻译英文转中文

源代码：

#coding：utf-8import urllibimport urllib2string = raw_input("请输入您要查询的字符串:")#用fiddler抓包的结果得到的url是：http://fanyi.youdao.com/translate_o?smartresult=dict&smartresult=rule&sessionFrom=#但如果使用此url，会得到一个errorCode:500的错误url = "http://fanyi.youdao.com/translate?smartresult=dict&smartresult=rule&sessionFrom=null"headers = {    "Accept":"application/json, text/javascript, */*; q=0.01",    "X-Requested-With":"XMLHttpRequest",    "User-Agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/61.0.3163.100 ",    "Content-Type":"application/x-www-form-urlencoded; charset=UTF-8"    }data = {    "i":string,    "to":"AUTO",    "from":"AUTO",    "smartresult":"dict",    "client":"fanyideskweb",    "salt": "1508029833145",    "sign": "7df48510eed000cc4782838d7d1a55e6",    "doctype":"json",    "version":"2.1",    "keyfrom":"fanyi.web",    "action":"FY_BY_CLICKBUTTION",    "typoResult":"true"    }data = urllib.urlencode(data)request = urllib2.Request(url, data = data, headers = headers)response = urllib2.urlopen(request)print response.read()