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<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width,initial-scale=1" />
<meta name="generator" content="VuePress 2.0.0-rc.9" />
<meta name="theme" content="VuePress Theme Hope 2.0.0-rc.32" />
<style>
html {
background: var(--bg-color, #fff);
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<link rel="alternate" hreflang="zh-cn" href="https://vuepress-theme-hope-docs-demo.netlify.app/dev/dev_lyplugin.html"><meta property="og:url" content="https://vuepress-theme-hope-docs-demo.netlify.app/en/dev/dev_lyplugin.html"><meta property="og:site_name" content="LiteyukiBot"><meta property="og:title" content="Liteyuki Plugin"><meta property="og:description" content="简介 轻雪插件是轻雪内置的一部分功能,运行在主进程中,可以很高程度地扩展轻雪的功能 开始 创建插件 在标准项目中位于liteyuki/plugins和src/liteyuki_plugins下的Python modules均会被当作插件加载你可自行添加配置文件以指定插件的加载路径 一个.py文件或一个包含__init__.py的文件夹即可被识别为插..."><meta property="og:type" content="article"><meta property="og:locale" content="en-US"><meta property="og:locale:alternate" content="zh-CN"><meta property="og:updated_time" content="2024-08-16T18:24:25.000Z"><meta property="article:modified_time" content="2024-08-16T18:24:25.000Z"><script type="application/ld+json">{"@context":"https://schema.org","@type":"Article","headline":"Liteyuki Plugin","image":[""],"dateModified":"2024-08-16T18:24:25.000Z","author":[]}</script><script src="/js/en/get_data.js" type="module"></script><script src="/js/style.js" type="module"></script><link rel="icon" href="https://cdn.liteyuki.icu/favicon.ico"><link rel="stylesheet" href="https://cdn.bootcdn.net/ajax/libs/firacode/6.2.0/fira_code.min.css"><meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no"><title>Liteyuki Plugin | LiteyukiBot</title><meta name="description" content="简介 轻雪插件是轻雪内置的一部分功能,运行在主进程中,可以很高程度地扩展轻雪的功能 开始 创建插件 在标准项目中位于liteyuki/plugins和src/liteyuki_plugins下的Python modules均会被当作插件加载你可自行添加配置文件以指定插件的加载路径 一个.py文件或一个包含__init__.py的文件夹即可被识别为插...">
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<span class="token comment"># 定义插件元数据,推荐填写</span>
__plugin_meta__ <span class="token operator">=</span> PluginMetadata<span class="token punctuation">(</span>
name<span class="token operator">=</span><span class="token string">&quot;NoneDog&quot;</span><span class="token punctuation">,</span> <span class="token comment"># 插件名称</span>
version<span class="token operator">=</span><span class="token string">&quot;1.0.0&quot;</span><span class="token punctuation">,</span> <span class="token comment"># 插件版本</span>
description<span class="token operator">=</span><span class="token string">&quot;A simple plugin for nonebot developer&quot;</span> <span class="token comment"># 插件描述</span>
<span class="token punctuation">)</span>
<span class="token comment"># 你的插件代码</span>
<span class="token punctuation">.</span><span class="token punctuation">.</span><span class="token punctuation">.</span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h3 id="编写逻辑部分" tabindex="-1"><a class="header-anchor" href="#编写逻辑部分"><span>编写逻辑部分</span></a></h3><p>轻雪主进程不涉及聊天部分,因此插件主要是一些后台任务或者与聊天机器人的通信 以下我们会编写一个简单的插件用于开发NoneBot时进行文件系统变更重载</p><div class="language-python line-numbers-mode" data-ext="py" data-title="py"><pre class="language-python"><code><span class="token keyword">import</span> os
<span class="token keyword">from</span> liteyuki<span class="token punctuation">.</span>dev <span class="token keyword">import</span> observer <span class="token comment"># 导入文件系统观察器</span>
<span class="token keyword">from</span> liteyuki <span class="token keyword">import</span> get_bot<span class="token punctuation">,</span> logger <span class="token comment"># 导入轻雪Bot和日志</span>
<span class="token keyword">from</span> watchdog<span class="token punctuation">.</span>events <span class="token keyword">import</span> FileSystemEvent <span class="token comment"># 导入文件系统事件</span>
liteyuki <span class="token operator">=</span> get_bot<span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token comment"># 获取唯一的轻雪Bot实例</span>
exclude_extensions <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token string">&quot;.pyc&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;.pyo&quot;</span><span class="token punctuation">)</span> <span class="token comment"># 排除的文件扩展名</span>
<span class="token comment"># 用observer的on_file_system_event装饰器监听文件系统事件</span>
<span class="token decorator annotation punctuation">@observer<span class="token punctuation">.</span>on_file_system_event</span><span class="token punctuation">(</span>
directories<span class="token operator">=</span><span class="token punctuation">(</span><span class="token string">&quot;src/nonebot_plugins&quot;</span><span class="token punctuation">,</span><span class="token punctuation">)</span><span class="token punctuation">,</span>
event_filter<span class="token operator">=</span><span class="token keyword">lambda</span> event<span class="token punctuation">:</span> <span class="token keyword">not</span> event<span class="token punctuation">.</span>src_path<span class="token punctuation">.</span>endswith<span class="token punctuation">(</span>exclude_extensions<span class="token punctuation">)</span> <span class="token keyword">and</span> <span class="token punctuation">(</span><span class="token string">&quot;__pycache__&quot;</span> <span class="token keyword">not</span> <span class="token keyword">in</span> event<span class="token punctuation">.</span>src_path<span class="token punctuation">)</span> <span class="token keyword">and</span> os<span class="token punctuation">.</span>path<span class="token punctuation">.</span>isfile<span class="token punctuation">(</span>event<span class="token punctuation">.</span>src_path<span class="token punctuation">)</span>
<span class="token punctuation">)</span>
<span class="token keyword">def</span> <span class="token function">restart_nonebot_process</span><span class="token punctuation">(</span>event<span class="token punctuation">:</span> FileSystemEvent<span class="token punctuation">)</span><span class="token punctuation">:</span>
logger<span class="token punctuation">.</span>debug<span class="token punctuation">(</span><span class="token string-interpolation"><span class="token string">f&quot;File </span><span class="token interpolation"><span class="token punctuation">{</span>event<span class="token punctuation">.</span>src_path<span class="token punctuation">}</span></span><span class="token string"> changed, reloading nonebot...&quot;</span></span><span class="token punctuation">)</span>
liteyuki<span class="token punctuation">.</span>restart_process<span class="token punctuation">(</span><span class="token string">&quot;nonebot&quot;</span><span class="token punctuation">)</span> <span class="token comment"># 调用重启进程方法</span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h3 id="加载插件" tabindex="-1"><a class="header-anchor" href="#加载插件"><span>加载插件</span></a></h3><p>在配置文件中的<code>liteyuki.plugins</code>中添加你的插件路径,例如<code>watchdog_plugin</code>重启轻雪即可加载插件。然后我们在src/nonebot_plugins下创建一个文件例如<code>test.py</code>并在其中写入一些代码保存后轻雪会自动重载NoneBot进程</p></div><!--[--><!----><!--]--><footer class="page-meta"><div class="meta-item edit-link"><a href="https://github.com/LiteyukiStudio/LiteyukiBot/edit/main/docs/en/dev/dev_lyplugin.md" rel="noopener noreferrer" target="_blank" aria-label="在 GitHub 上编辑" class="nav-link label"><!--[--><svg xmlns="http://www.w3.org/2000/svg" class="icon edit-icon" viewBox="0 0 1024 1024" fill="currentColor" aria-label="edit icon"><path d="M430.818 653.65a60.46 60.46 0 0 1-50.96-93.281l71.69-114.012 7.773-10.365L816.038 80.138A60.46 60.46 0 0 1 859.225 62a60.46 60.46 0 0 1 43.186 18.138l43.186 43.186a60.46 60.46 0 0 1 0 86.373L588.879 565.55l-8.637 8.637-117.466 68.234a60.46 60.46 0 0 1-31.958 11.229z"></path><path d="M728.802 962H252.891A190.883 190.883 0 0 1 62.008 771.98V296.934a190.883 190.883 0 0 1 190.883-192.61h267.754a60.46 60.46 0 0 1 0 120.92H252.891a69.962 69.962 0 0 0-69.098 69.099V771.98a69.962 69.962 0 0 0 69.098 69.098h475.911A69.962 69.962 0 0 0 797.9 771.98V503.363a60.46 60.46 0 1 1 120.922 0V771.98A190.883 190.883 0 0 1 728.802 962z"></path></svg><!--]-->在 GitHub 上编辑<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!----></a></div><div class="meta-item git-info"><div class="update-time"><span class="label">Last update: </span><!----></div><div class="contributors"><span class="label">Contributors: </span><!--[--><!--[--><span class="contributor" title="email: snowykami@outlook.com">snowy</span><!--]--><!--]--></div></div></footer><nav class="vp-page-nav"><a class="route-link nav-link prev" href="/en/dev/dev_lyfunc.html" aria-label="Liteyuki Function"><div class="hint"><span class="arrow start"></span>Prev</div><div class="link"><span class="font-icon icon fa-fw fa-sm fas fa-code" style=""></span>Liteyuki Function</div></a><a class="route-link nav-link next" href="/en/dev/dev_comm.html" aria-label="Communication"><div class="hint">Next<span class="arrow end"></span></div><div class="link">Communication<span class="font-icon icon fa-fw fa-sm fas fa-exchange-alt" style=""></span></div></a></nav><div id="vp-comment" class="giscus-wrapper input-top" style="display:block;"><svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" preserveAspectRatio="xMidYMid" viewBox="0 0 100 100"><circle cx="28" cy="75" r="11" fill="currentColor"><animate attributeName="fill-opacity" begin="0s" dur="1s" keyTimes="0;0.2;1" repeatCount="indefinite" values="0;1;1"></animate></circle><path fill="none" stroke="#88baf0" stroke-width="10" d="M28 47a28 28 0 0 1 28 28"><animate attributeName="stroke-opacity"
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