Eel 是一个轻量的 Python 库，用于制作简单的类似于离线 HTML/JS GUI 应用程序，并具有对 Python 功能和库的完全访问权限。
Eel 托管一个本地 Web 服务器，允许您使用 Python 注释函数（annotate functions），可以从 JavaScript 调用python函数，也可以从python调用JavaScript函数。
Eel 基于 Bottle 和 gevent 构建，它们提供了类似于 JavaScript 的异步事件循环。
用chrome 访问 https://www.lfd.uci.edu/~gohlke/pythonlibs/#python-lzo
下载 python_lzo-1.14-cp38-cp38-win_amd64.whl
pip install python_lzo-1.14-cp38-cp38-win_amd64.whl
pip install readmdict ;
pip install eel
Eel-0.16.0.tar.gz (24 kB)
bottle-websocket-0.2.9.tar.gz (2.0 kB)
whichcraft-0.6.1-py2.py3-none-any.whl (5.2 kB)
gevent_websocket-0.10.1-py3-none-any.whl (22 kB)
gevent-23.9.1-cp310-cp310-win_amd64.whl (1.5 MB)
zope.event-5.0-py3-none-any.whl (6.8 kB)
编写 mdict_eel.py 如下
# -*- coding: utf-8 -*-
""" web server 用于查询英汉词典 """
import os
import sys
import json
import time
from readmdict import MDX
import bottle
from bottle import route, post, request, static_file
import eel
import win32com.client # TTS
sapi = win32com.client.Dispatch("SAPI.SpVoice")start_time = time.time()
os.chdir("/mdict")
# 加载.mdx文件
filename = "your.mdx"
mdx = MDX(filename)
headwords = [*mdx] # 单词名列表
items = [*mdx.items()] # 释义html源码列表
n = len(headwords)
m = len(items)
if n == m:print(f'{filename} 加载成功：共{n}条')end_time = time.time()print('cost %f second' % (end_time - start_time))
else:print(f'ERROR:加载失败 {n}!={m}')sys.exit(1)app = bottle.Bottle()# 静态资源的目录通常称为public或static
@app.route('/<filepath:path>')
def server_static(filepath):return static_file(filepath, root='./')def eng_han(txt):""" 英译中 """if not txt.isascii():return 'Maybe text is not english'word = txt.encode()word1 = txt.capitalize().encode() # 第1个字母变大写global headwords, itemstry: # 查词，返回单词和html文件if word in headwords:wordIndex = headwords.index(word)else:wordIndex = headwords.index(word1)word,html = items[wordIndex]result = html.decode()if result.startswith('@@@LINK='):w = result[8:].strip()result = '<a href="/trans?txt='+w+ '">' +w+ '</a>'else:result = result.replace('<img src="','<img src="/data/')result = result.replace('"/thumb/', '"data/thumb/')result = result.replace('entry://', '/trans?txt=')#result = result.replace('sound://','/data/')except:result = f"<h3>{txt} is not in word_list.</h3>"return result@app.route('/prefix')
def prefix():""" 前缀匹配 """try:txt = request.query.txtexcept:return '1: get txt error'if len(txt.strip()) ==0:return 'text is null'print(txt)if len(txt) > 1:alist = []word = txt.strip().lower() # 字母变小写for hw in headwords:hws = hw.decode().lower()if hws.startswith(word):hws = hw.decode()alist.append(hws)if len(alist) > 0:result = json.dumps(alist)else:result = '["not found"]'else:result = '["length too short"]'return result@app.route('/trans')
def trans():""" method=GET 英译中"""try:txt = request.query.txtexcept:return '1: get txt error'if len(txt.strip()) ==0:return 'text is null'print(txt)result = eng_han(txt)return result@app.route('/trans', method='POST')
def trans():""" 英译中 """try:#txt = request.forms.get('txt')txt = request.POST.get('txt')except:return '1: get txt error'if len(txt.strip()) ==0:return 'text is null'print(txt)result = eng_han(txt)return resulteel.init('.')@eel.expose # 暴露python函数给js
def py_speak(txt):""" text TTS """if txt.strip() !='':sapi.Speak(txt)#eel.start('index.html', app=middleware)
eel.start('index5.html', app=app, size=(1000,600))
#eel.start('index5.html', app=app, mode="edge", size=(1000,600))
编写 index5.html 如下
<!DOCTYPE html>
<html lang="en">
<head><meta charset="utf-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>查询英汉词典</title> <script src="/eel.js"></script><script src="jquery-3.2.1.min.js"></script>
<style>
/* portrait 判断为竖屏 */
@media only screen and (orientation: portrait){#lab1 {display:none;}
}
/* landscape 判断为横屏 */
@media only screen and (orientation: landscape){#lab1 {display: ;}
}
</style>
</head>
<body><form name="form" id="form" action="trans" method="POST" target="iframe"><label id="lab1">请输入：</label><input type="text" name="txt" id='txt' size="30" placeholder="请输入 a word"><input type="submit" name="eng_han" value="英译汉"><input type="button" name="btn1" id="btn1" value="前缀查询"><input type="button" name="btn2" id="btn2" value="TTS读音" onclick="tts2();"></form><p></p>
<div style="float:left; width:100%;"><div id="result" style="float:left; width:80%; height:400; border:2px;"><iframe name="iframe" id="iframe" width="100%" height="400"> </iframe></div><div id="alist" style="float:right; width:20%; height:400; border:2px;"></div>
</div><script type="text/javascript">$(function(){$("#btn1").click(function(){$.getJSON("/prefix?txt="+$("#txt").val(), function(data){var items = [];$.each(data, function(i, item){if (i<=20){items[i] = '<a href="/trans?txt=' +item+ '" target="iframe">' +item+ "</a><br>";}});var a = items.join('\n');if (a) $('#alist').html(a);})})});// TTSfunction tts() {var txt = document.getElementById('txt').value;if (txt.length >1) eel.py_speak(txt);}// 屏幕双击取词function tts2() {// 获取iframe里的选择内容var select = window.frames['iframe'].getSelection();var txt = select.toString();if (txt.length >1) eel.py_speak(txt);else tts(); }// 页面加载添加：监听iframe网页点击事件$(document).ready(function(){var listener = window.addEventListener('blur', function(){if (document.activeElement === document.getElementById('iframe')){$('iframe').contents().find('a.fayin').click(function(event){event.preventDefault();var a = $(this);if (a){var addr = a.attr('href');if (addr.indexOf('sound://')==0){var url = "/data" + addr.substring(7);var mp3 = new Audio(url);mp3.addEventListener("canplaythrough", (event)=> {mp3.play();});} else {alert('href='+addr);}}})} });});</script>
</body>
</html>运行 python mdict_eel.py
