# coding=utf-8
# Filename: trans.py
# Author: qianghaohao(CodeNutter)
# Email: codenutter@foxmail.com
# Program: 控制台电子词典
#
import os
import sys
import requests
import random
import json
# import chardet   # 第三方模块检查字符串编码,用于调试
from requests.exceptions import ConnectionError, Timeout
# os.system('set PYTHONIOENCODING=UTF-8')
def GetHelp():U'''GNU trans 1.0By  qianghaohao(CodeNutter)Usage: trans [OPTION]  [statements]--version    版本信息--help       使用帮助Example: trans campustrans  --versiontrans  --help'''passif (len(sys.argv) < 2):print '''trans: missing OPTIONUsage: trans [OPTION] [statements]Try 'trans --help' for more details!'''sys.exit(1)
if sys.argv[1].startswith('--'):option = sys.argv[1][2:]if option == 'version':print 'trans: Version 1.0'elif option == 'help':print GetHelp.__doc__else:print '''Unknown option!Try 'trans --help' for more options!'''sys.exit(2)
else:to_be_trans = ' '.join(sys.argv[1:]).decode('GB2312').encode('utf-8')# print chardet.detect(to_be_trans)  # 第三方模块检查字符串编码,用于调试# --------有道翻译表单数据--------data={}data['type']='AUTO'data['i']=to_be_transdata['doctype']='json'data['xmlVersion']='1.8'data['keyfrom']='fanyi.web'data['ue']='UTF-8'data['action']='FY_BY_CLICKBUTTON'data['typoResult']='true'youdao_url = 'http://fanyi.youdao.com/translate?smartresult=dict&smartresult=rule&smartresult=ugc&sessionFrom=dict2.index'#  ---------- http报头:用户代理 ----------------USER_AGENTS = ('Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:11.0) Gecko/20100101 Firefox/11.0','Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:22.0) Gecko/20100 101 Firefox/22.0','Mozilla/5.0 (Windows NT 6.1; rv:11.0) Gecko/20100101 Firefox/11.0',('Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/536.5 (KHTML, like Gecko) ''Chrome/19.0.1084.46 Safari/536.5'),('Mozilla/5.0 (Windows; Windows NT 6.1) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.46''Safari/536.5'))#  --------- 模拟手工请求:随机切换用户代理 ---------headers = {'User-Agent':random.choice(USER_AGENTS)}try:r = requests.post(youdao_url, timeout=10, headers=headers, data=data)except ConnectionError:print 'Network connection failed!'sys.exit(1)except Timeout:print 'request timeout!'sys.exit(1)result = r.json()print result['translateResult'][0][0]['tgt'].encode(sys.stdout.encoding)

使用示例(如果感兴趣的朋友可以用pyinstaller工具将py源码转换成exe格式，直接执行，比较方便，在此用解释器执行):