功能： 輸入你要查詢的單詞，會返回相對應的結果

import urllib.request
import urllib.parse
import json


class youdaoSpider:
    def __init__(self):
        # 注意，這裡http://fanyi.youdao.com/translate_o?smartresult=dict&smartresult=rule
        # 要把連線中的_o去掉，要不然會報{"errorCode":50}錯誤
        self.url = "http://fanyi.youdao.com/translate?smartresult=dict&smartresult=rule
 
"
        self.headers = {"User-Agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36"}
        
    def getData(self, data):
        # post請求就要傳入data
        rep = urllib.request.Request(self.url, data=data, headers=self.headers)
        #
 
 傳送請求
        res = urllib.request.urlopen(rep)
        # 獲取html文字
        html = res.read().decode("utf-8")
        # 將json字串轉換成字典
        dic = json.loads(html)
        # 提取資料
        result = dic["translateResult"][0][0]["tgt"]

        print(result)
    
    def workOn(self):
        work = input("
 
請輸入要翻譯的單詞:")
        
        # 上傳的資料以字典的形式上傳
        data = {
            "i":work ,
            "from": "AUTO",
            "to": "AUTO",
            "smartresult": "dict",
            "client": "fanyideskweb",
            "salt": "1542875948524",
            "sign": "3535bd742994f3b74924927dabf24541",
            "doctype": "json",
            "version": "2.1",
            "keyfrom": "fanyi.web",
            "action": "FY_BY_REALTIME",
            "typoResult": "false",
            }
        # urlencode("字典") - > 字串
        data = urllib.parse.urlencode(data).encode("utf-8")
        self.getData(data)
        
if __name__ == "__main__":
    youdao = youdaoSpider()
    youdao.workOn()

執行結果：

請輸入要翻譯的單詞:hello
你好