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< span class = "token keyword" > from< / span > liteyuki< span class = "token punctuation" > .< / span > comm < span class = "token keyword" > import< / span > get_channel< span class = "token punctuation" > ,< / span > Channel
< span class = "token keyword" > from< / span > liteyuki < span class = "token keyword" > import< / span > get_bot
< span class = "token comment" > # get_channel函数获取通道对象, 参数为调用set_channel时的通道标识< / span >
channel_passive < span class = "token operator" > =< / span > get_channel< span class = "token punctuation" > (< / span > < span class = "token string" > " nonebot-passive" < / span > < span class = "token punctuation" > )< / span > < span class = "token comment" > # 获取被动通道< / span >
channel_active < span class = "token operator" > =< / span > get_channel< span class = "token punctuation" > (< / span > < span class = "token string" > " nonebot-active" < / span > < span class = "token punctuation" > )< / span > < span class = "token comment" > # 获取主动通道< / span >
liteyuki_bot < span class = "token operator" > =< / span > get_bot< span class = "token punctuation" > (< / span > < span class = "token punctuation" > )< / span >
< span class = "token comment" > # 注册一个函数在轻雪启动后运行< / span >
< span class = "token decorator annotation punctuation" > @liteyuki_bot< span class = "token punctuation" > .< / span > on_after_start< / span >
< span class = "token keyword" > async< / span > < span class = "token keyword" > def< / span > < span class = "token function" > send_data< / span > < span class = "token punctuation" > (< / span > < span class = "token punctuation" > )< / span > < span class = "token punctuation" > :< / span >
< span class = "token keyword" > while< / span > < span class = "token boolean" > True< / span > < span class = "token punctuation" > :< / span >
channel_passive< span class = "token punctuation" > .< / span > send< span class = "token punctuation" > (< / span > < span class = "token string" > " I am liteyuki main process passive" < / span > < span class = "token punctuation" > )< / span >
channel_active< span class = "token punctuation" > .< / span > send< span class = "token punctuation" > (< / span > < span class = "token string" > " I am liteyuki main process active" < / span > < span class = "token punctuation" > )< / span >
< span class = "token keyword" > await< / span > asyncio< span class = "token punctuation" > .< / span > sleep< span class = "token punctuation" > (< / span > < span class = "token number" > 3< / span > < span class = "token punctuation" > )< / span > < span class = "token comment" > # 每3秒发送一次消息< / 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 > < blockquote > < p > 在子进程中( 例如NoneBot插件中) < / p > < / blockquote > < div class = "language-python line-numbers-mode" data-ext = "py" data-title = "py" > < pre class = "language-python" > < code > < span class = "token keyword" > from< / span > nonebot < span class = "token keyword" > import< / span > get_driver
< span class = "token keyword" > from< / span > liteyuki< span class = "token punctuation" > .< / span > comm < span class = "token keyword" > import< / span > active_channel< span class = "token punctuation" > ,< / span > passive_channel < span class = "token comment" > # 子进程中获取通道直接导入进程全局单例即可< / span >
< span class = "token keyword" > from< / span > liteyuki< span class = "token punctuation" > .< / span > log < span class = "token keyword" > import< / span > logger
driver < span class = "token operator" > =< / span > get_driver< span class = "token punctuation" > (< / span > < span class = "token punctuation" > )< / span >
< span class = "token comment" > # 被动模式,通过装饰器注册一个函数在接收到消息时运行,每次接收到字符串数据时都会运行< / span >
< span class = "token decorator annotation punctuation" > @passive_channel< span class = "token punctuation" > .< / span > on_receive< / span > < span class = "token punctuation" > (< / span > filter_func< span class = "token operator" > =< / span > < span class = "token keyword" > lambda< / span > data< span class = "token punctuation" > :< / span > < span class = "token builtin" > isinstance< / span > < span class = "token punctuation" > (< / span > data< span class = "token punctuation" > ,< / span > < span class = "token builtin" > str< / span > < span class = "token punctuation" > )< / span > < span class = "token punctuation" > )< / span >
< span class = "token keyword" > async< / span > < span class = "token keyword" > def< / span > < span class = "token function" > on_passive_receive< / span > < span class = "token punctuation" > (< / span > data< span class = "token punctuation" > )< / span > < span class = "token punctuation" > :< / span >
logger< span class = "token punctuation" > .< / span > info< span class = "token punctuation" > (< / span > < span class = "token string-interpolation" > < span class = "token string" > f" Passive receive: < / span > < span class = "token interpolation" > < span class = "token punctuation" > {< / span > data< span class = "token punctuation" > }< / span > < / span > < span class = "token string" > " < / span > < / span > < span class = "token punctuation" > )< / span >
< span class = "token comment" > # 注册一个函数在NoneBot启动后运行< / span >
< span class = "token decorator annotation punctuation" > @driver< span class = "token punctuation" > .< / span > on_startup< / span >
< span class = "token keyword" > def< / span > < span class = "token function" > on_startup< / span > < span class = "token punctuation" > (< / span > < span class = "token punctuation" > )< / span > < span class = "token punctuation" > :< / span >
< span class = "token keyword" > while< / span > < span class = "token boolean" > True< / span > < span class = "token punctuation" > :< / span >
data < span class = "token operator" > =< / span > active_channel< span class = "token punctuation" > .< / span > receive< span class = "token punctuation" > (< / span > < span class = "token punctuation" > )< / span >
logger< span class = "token punctuation" > .< / span > info< span class = "token punctuation" > (< / span > < span class = "token string-interpolation" > < span class = "token string" > f" Active receive: < / span > < span class = "token interpolation" > < span class = "token punctuation" > {< / span > data< span class = "token punctuation" > }< / span > < / span > < span class = "token string" > " < / span > < / 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 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 > < blockquote > < p > 启动后控制台输出< / p > < / blockquote > < div class = "language-log line-numbers-mode" data-ext = "log" data-title = "log" > < pre class = "language-log" > < code > < span class = "token date number" > 0000-00-00< / span > < span class = "token time number" > 00:00:00< / span > < span class = "token punctuation" > [< / span > ℹ️信息< span class = "token punctuation" > ]< / span > < span class = "token property" > Passive receive:< / span > I am liteyuki main process passive
< span class = "token date number" > 0000-00-00< / span > < span class = "token time number" > 00:00:00< / span > < span class = "token punctuation" > [< / span > ℹ️信息< span class = "token punctuation" > ]< / span > < span class = "token property" > Active receive:< / span > I am liteyuki main process active
< span class = "token date number" > 0000-00-00< / span > < span class = "token time number" > 00:00:03< / span > < span class = "token punctuation" > [< / span > ℹ️信息< span class = "token punctuation" > ]< / span > < span class = "token property" > Passive receive:< / span > I am liteyuki main process passive
< span class = "token date number" > 0000-00-00< / span > < span class = "token time number" > 00:00:03< / span > < span class = "token punctuation" > [< / span > ℹ️信息< span class = "token punctuation" > ]< / span > < span class = "token property" > Active receive:< / span > I am liteyuki main process active
< 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 > < / div > < h2 id = "共享内存通信" tabindex = "-1" > < a class = "header-anchor" href = "#共享内存通信" > < span > < strong > 共享内存通信< / strong > < / span > < / a > < / h2 > < h3 id = "简介-1" tabindex = "-1" > < a class = "header-anchor" href = "#简介-1" > < span > 简介< / span > < / a > < / h3 > < ul > < li > 相比于普通进程通信,内存共享使得代码编写更加简洁,轻雪框架提供了一个内存共享通信的接口,你可以通过< code > storage< / code > 模块实现内存共享通信,该模块封装通道实现< / li > < li > 内存共享是线程安全的,你可以在多个线程中读写共享内存,线程锁会自动保护共享内存的读写操作< / li > < / ul > < h3 id = "示例-1" tabindex = "-1" > < a class = "header-anchor" href = "#示例-1" > < span > 示例< / span > < / a > < / h3 > < blockquote > < p > 在任意进程中均可使用< / p > < / blockquote > < div class = "language-python line-numbers-mode" data-ext = "py" data-title = "py" > < pre class = "language-python" > < code > < span class = "token keyword" > from< / span > liteyuki< span class = "token punctuation" > .< / span > comm< span class = "token punctuation" > .< / span > storage < span class = "token keyword" > import< / span > shared_memory
shared_memory< span class = "token punctuation" > .< / span > < span class = "token builtin" > set< / span > < span class = "token punctuation" > (< / span > < span class = "token string" > " key" < / span > < span class = "token punctuation" > ,< / span > < span class = "token string" > " value" < / span > < span class = "token punctuation" > )< / span > < span class = "token comment" > # 设置共享内存< / span >
value < span class = "token operator" > =< / span > shared_memory< span class = "token punctuation" > .< / span > get< span class = "token punctuation" > (< / span > < span class = "token string" > " key" < / span > < span class = "token punctuation" > )< / span > < span class = "token comment" > # 获取共享内存< / span >
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< / 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 > < / div > < ul > < li > 源代码:< a href = "https://github.com/LiteyukiStudio/LiteyukiBot/blob/main/liteyuki/comm/storage.py" target = "_blank" rel = "noopener noreferrer" > liteyuki/comm/storage.py< 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 > < / li > < / ul > < / div > <!-- [ --> <!-- --> <!-- ] --> < footer class = "page-meta" > < div class = "meta-item edit-link" > < a href = "https://github.com/LiteyukiStudio/LiteyukiBot/edit/main/docs/en/dev/dev_comm.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_lyplugin.html" aria-label = "Liteyuki Plugin" > < div class = "hint" > < span class = "arrow start" > < / span > Prev< / div > < div class = "link" > < span class = "font-icon icon fa-fw fa-sm fas fa-laptop-code" style = "" > < / span > Liteyuki Plugin< / 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" begin = "0.1s" dur = "1s" keyTimes = "0;0.2;1" repeatCount = "indefinite" values = "0;1;1" > < / animate > < / path > < path fill = "none" stroke = "#88baf0" stroke-width = "10" d = "M28 25a50 50 0 0 1 50 50" > < animate attributeName = "stroke-opacity" begin = "0.2s" dur = "1s" keyTimes = "0;0.2;1" repeatCount = "indefinite" values = "0;1;1" > < / animate > < / path > < / svg > < / div > <!-- [ --> <!-- --> <!-- ] --> <!-- ] --> < / main > <!-- ] --> < footer class = "vp-foo
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< script type = "module" src = "/assets/app-CkqL16TZ.js" defer > < / script >
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< / body >
< / html >