| <!doctype html><html lang=zh-CN dir=ltr class="docs-wrapper plugin-docs plugin-id-default docs-version-current docs-doc-page docs-doc-id-object-serialization/python/configuration" data-has-hydrated=false><head><meta charset=UTF-8><meta name=generator content="Docusaurus v3.10.1"><title data-rh=true>配置 | Apache Fory™</title><meta data-rh=true name=viewport content="width=device-width, initial-scale=1.0"/><meta data-rh=true property=og:url content=https://fory.apache.org/zh-CN/docs/next/object-serialization/python/configuration /><meta data-rh=true property=og:locale content=zh_CN /><meta data-rh=true property=og:locale:alternate content=en_US /><meta data-rh=true name=docusaurus_locale content=zh-CN /><meta data-rh=true name=docsearch:language content=zh-CN /><meta data-rh=true http-equiv=Content-Security-Policy content="frame-src 'self' https://ghbtns.com/;"/><meta data-rh=true property=og:image content=https://fory.apache.org/img/logo.png /><meta data-rh=true property=og:image:width 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theme-doc-sidebar-item-category-level-1 menu__list-item menu__list-item--collapsed"><div class=menu__list-item-collapsible><a class="categoryLink_byQd menu__link menu__link--sublist menu__link--sublist-caret" role=button aria-expanded=false href=/zh-CN/docs/next/grpc/><span title="Fory gRPC" class=categoryLinkLabel_W154>Fory gRPC</span></a></div><li class="theme-doc-sidebar-item-category theme-doc-sidebar-item-category-level-1 menu__list-item menu__list-item--collapsed"><div class=menu__list-item-collapsible><a class="categoryLink_byQd menu__link menu__link--sublist menu__link--sublist-caret" role=button aria-expanded=false href=/zh-CN/docs/next/development/><span title=开发 class=categoryLinkLabel_W154>开发</span></a></div></ul></nav></div></div></aside><main class=docMainContainer_TBSr><div class="container padding-top--md padding-bottom--lg"><div class=row><div class="col docItemCol_VOVn"><div class="theme-doc-version-banner alert alert--warning margin-bottom--md" role=alert><div>此为 <!-- -->Apache Fory™<!-- --> <b>dev</b> 版尚未发行的文档。</div><div class=margin-top--md>最新的文档请参阅 <b><a href=/zh-CN/docs/object-serialization/python/configuration>最新版本</a></b> (<!-- -->1.6.0<!-- -->)。</div></div><div class=docItemContainer_Djhp><article><nav class="theme-doc-breadcrumbs breadcrumbsContainer_Z_bl" aria-label=页面路径><ul class=breadcrumbs><li class=breadcrumbs__item><a aria-label=主页面 class=breadcrumbs__link href=/zh-CN/><svg viewBox="0 0 24 24" class=breadcrumbHomeIcon_YNFT><path d="M10 19v-5h4v5c0 .55.45 1 1 1h3c.55 0 1-.45 1-1v-7h1.7c.46 0 .68-.57.33-.87L12.67 3.6c-.38-.34-.96-.34-1.34 0l-8.36 7.53c-.34.3-.13.87.33.87H5v7c0 .55.45 1 1 1h3c.55 0 1-.45 1-1z" fill=currentColor /></svg></a><li class=breadcrumbs__item><span class=breadcrumbs__link>对象序列化</span><li class=breadcrumbs__item><a class=breadcrumbs__link href=/zh-CN/docs/next/object-serialization/python/><span>Python</span></a><li class="breadcrumbs__item breadcrumbs__item--active"><span class=breadcrumbs__link>配置</span></ul></nav><span class="theme-doc-version-badge badge badge--secondary">版本：dev</span><div class="tocCollapsible_ETCw theme-doc-toc-mobile tocMobile_ITEo"><button type=button class="clean-btn tocCollapsibleButton_TO0P">本页总览</button></div><div class="theme-doc-markdown markdown"><header><h1>配置</h1></header><p>本页介绍 Python Fory 实例配置。<code>pyfory.Fory()</code> 默认使用支持兼容 Schema 演进的跨语言模式。通过 <code>xlang=False</code> 显式选择原生模式；该模式也默认支持兼容 Schema 演进。</p> |
| <h2 class="anchor anchorTargetStickyNavbar_Vzrq" id=fory-类>Fory 类<a href=#fory-类 class=hash-link aria-label="Fory 类的直接链接" title="Fory 类的直接链接" translate=no></a></h2> |
| <p>主要序列化接口：</p> |
| <div class="language-python codeBlockContainer_Ckt0 theme-code-block" style=--prism-color:#393A34;--prism-background-color:#f6f8fa><div class=codeBlockContent_QJqH><pre tabindex=0 class="prism-code language-python codeBlock_bY9V thin-scrollbar" style=color:#393A34;background-color:#f6f8fa><code class=codeBlockLines_e6Vv><div class=token-line style=color:#393A34><span class="token keyword" style=color:#00009f>class</span><span class="token plain"> </span><span class="token class-name">Fory</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> </span><span class="token keyword" style=color:#00009f>def</span><span class="token plain"> </span><span class="token function" style=color:#d73a49>__init__</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> self</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> xlang</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">bool</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token boolean" style=color:#36acaa>True</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> ref</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">bool</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token boolean" style=color:#36acaa>False</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> strict</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">bool</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token boolean" style=color:#36acaa>True</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> compatible</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> Optional</span><span class="token punctuation" style=color:#393A34>[</span><span class="token builtin">bool</span><span class="token punctuation" style=color:#393A34>]</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token boolean" style=color:#36acaa>None</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> max_depth</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">int</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token number" style=color:#36acaa>50</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> max_type_fields</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">int</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token number" style=color:#36acaa>512</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> max_type_meta_bytes</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">int</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token number" style=color:#36acaa>4096</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> max_schema_versions_per_type</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">int</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token number" style=color:#36acaa>10</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> max_average_schema_versions_per_type</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">int</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token number" style=color:#36acaa>3</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> max_graph_memory_bytes</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">int</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token number" style=color:#36acaa>128</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>*</span><span class="token plain"> </span><span class="token number" style=color:#36acaa>1024</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>*</span><span class="token plain"> </span><span class="token number" style=color:#36acaa>1024</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> max_unbacked_container_items</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">int</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token number" style=color:#36acaa>8192</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> policy</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> DeserializationPolicy </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token boolean" style=color:#36acaa>None</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> field_nullable</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">bool</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> </span><span class="token boolean" style=color:#36acaa>False</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> meta_compressor</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>None</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> </span><span class="token punctuation" style=color:#393A34>)</span><br/></div></code></pre></div></div> |
| <h2 class="anchor anchorTargetStickyNavbar_Vzrq" id=threadsafefory-类>ThreadSafeFory 类<a href=#threadsafefory-类 class=hash-link aria-label="ThreadSafeFory 类的直接链接" title="ThreadSafeFory 类的直接链接" translate=no></a></h2> |
| <p>使用池化包装器的线程安全序列化接口：</p> |
| <div class="language-python codeBlockContainer_Ckt0 theme-code-block" style=--prism-color:#393A34;--prism-background-color:#f6f8fa><div class=codeBlockContent_QJqH><pre tabindex=0 class="prism-code language-python codeBlock_bY9V thin-scrollbar" style=color:#393A34;background-color:#f6f8fa><code class=codeBlockLines_e6Vv><div class=token-line style=color:#393A34><span class="token keyword" style=color:#00009f>class</span><span class="token plain"> </span><span class="token class-name">ThreadSafeFory</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> </span><span class="token keyword" style=color:#00009f>def</span><span class="token plain"> </span><span class="token function" style=color:#d73a49>__init__</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> self</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> fory_factory</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>None</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>**</span><span class="token plain">kwargs</span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> </span><span class="token punctuation" style=color:#393A34>)</span><br/></div></code></pre></div></div> |
| <h2 class="anchor anchorTargetStickyNavbar_Vzrq" id=参数>参数<a href=#参数 class=hash-link aria-label=参数的直接链接 title=参数的直接链接 translate=no></a></h2> |
| <table><thead><tr><th>参数<th>类型<th>默认值<th>说明<tbody><tr><td><code>xlang</code><td><code>bool</code><td><code>True</code><td>使用跨语言模式。Python 原生模式设置为 <code>False</code>。<tr><td><code>ref</code><td><code>bool</code><td><code>False</code><td>为共享引用/循环引用启用引用跟踪。如果数据没有共享引用，禁用可获得更好性能。<tr><td><code>strict</code><td><code>bool</code><td><code>True</code><td>加载应用类前要求注册。兼容的未知 Struct 使用纯数据 <code>UnknownStruct</code> 载体。<tr><td><code>compatible</code><td><code>bool | None</code><td><code>None</code><td>Schema 演进模式。<code>None</code> 在跨语言和原生模式中都启用兼容模式。仅当每个读取端和写入端使用相同 Schema 时才设置 <code>False</code>。<tr><td><code>max_depth</code><td><code>int</code><td><code>50</code><td>安全用途的最大反序列化深度，用于防止栈溢出攻击。<tr><td><code>max_type_fields</code><td><code>int</code><td><code>512</code><td>单个已接收远程结构体元数据正文可接受的最大字段数。<tr><td><code>max_type_meta_bytes</code><td><code>int</code><td><code>4096</code><td>单个已接收 TypeDef 正文可接受的最大编码字节数，不含 8 字节头部和扩展长度 varint。<tr><td><code>max_schema_versions_per_type</code><td><code>int</code><td><code>10</code><td>每个逻辑类型可接受的远程元数据版本上限。<tr><td><code>max_average_schema_versions_per_type</code><td><code>int</code><td><code>3</code><td>所有已接受远程类型的平均远程元数据版本数。有效的全局下限为 <code>8192</code> 个 Schema。<tr><td><code>max_graph_memory_bytes</code><td><code>int</code><td><code>134217728</code><td>单次根反序列化的近似对象图内存门限。显式非正值会被拒绝。<tr><td><code>max_unbacked_container_items</code><td><code>int</code><td><code>8192</code><td>重复读取没有相应输入进度支撑的集合元素和映射条目的最大数量。零表示严格限制。<tr><td><code>policy</code><td><code>DeserializationPolicy | None</code><td><code>None</code><td>用于安全检查的反序列化策略。设置 <code>strict=False</code> 时强烈建议配置。<tr><td><code>field_nullable</code><td><code>bool</code><td><code>False</code><td>默认将 dataclass 字段视为可空。<tr><td><code>meta_compressor</code><td><code>Any</code><td><code>None</code><td>用于兼容模式元数据编码的可选元数据压缩器。<tr><td><code>fory_factory</code><td><code>Callable | None</code><td><code>None</code><td><code>ThreadSafeFory</code> 工厂钩子。设置后，<code>ThreadSafeFory</code> 通过该回调创建实例；否则将 <code>**kwargs</code> 转发给 <code>Fory</code> 构造过程。</table> |
| <h2 class="anchor anchorTargetStickyNavbar_Vzrq" id=主要方法>主要方法<a href=#主要方法 class=hash-link aria-label=主要方法的直接链接 title=主要方法的直接链接 translate=no></a></h2> |
| <div class="language-python codeBlockContainer_Ckt0 theme-code-block" style=--prism-color:#393A34;--prism-background-color:#f6f8fa><div class=codeBlockContent_QJqH><pre tabindex=0 class="prism-code language-python codeBlock_bY9V thin-scrollbar" style=color:#393A34;background-color:#f6f8fa><code class=codeBlockLines_e6Vv><div class=token-line style=color:#393A34><span class="token comment" style=color:#999988;font-style:italic># Serialization (serialize/deserialize are identical to dumps/loads)</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">data</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">bytes</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> fory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">serialize</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">obj</span><span class="token punctuation" style=color:#393A34>)</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">obj </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> fory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">deserialize</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">data</span><span class="token punctuation" style=color:#393A34>)</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain" style=display:inline-block></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"></span><span class="token comment" style=color:#999988;font-style:italic># Alternative API (aliases)</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">data</span><span class="token punctuation" style=color:#393A34>:</span><span class="token plain"> </span><span class="token builtin">bytes</span><span class="token plain"> </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> fory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">dumps</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">obj</span><span class="token punctuation" style=color:#393A34>)</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">obj </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> fory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">loads</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">data</span><span class="token punctuation" style=color:#393A34>)</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain" style=display:inline-block></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"></span><span class="token comment" style=color:#999988;font-style:italic># Type registration by id</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">fory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">register</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">MyClass</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> type_id</span><span class="token operator" style=color:#393A34>=</span><span class="token number" style=color:#36acaa>123</span><span class="token punctuation" style=color:#393A34>)</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">fory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">register</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">MyClass</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> type_id</span><span class="token operator" style=color:#393A34>=</span><span class="token number" style=color:#36acaa>123</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> serializer</span><span class="token operator" style=color:#393A34>=</span><span class="token plain">custom_serializer</span><span class="token punctuation" style=color:#393A34>)</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain" style=display:inline-block></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"></span><span class="token comment" style=color:#999988;font-style:italic># Type registration by name</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">fory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">register</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">MyClass</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> name</span><span class="token operator" style=color:#393A34>=</span><span class="token string" style=color:#e3116c>"my.package.MyClass"</span><span class="token punctuation" style=color:#393A34>)</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">fory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">register</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">MyClass</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> name</span><span class="token operator" style=color:#393A34>=</span><span class="token string" style=color:#e3116c>"my.package.MyClass"</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> serializer</span><span class="token operator" style=color:#393A34>=</span><span class="token plain">custom_serializer</span><span class="token punctuation" style=color:#393A34>)</span><br/></div></code></pre></div></div> |
| <h2 class="anchor anchorTargetStickyNavbar_Vzrq" id=跨语言模式与原生模式对比>跨语言模式与原生模式对比<a href=#跨语言模式与原生模式对比 class=hash-link aria-label=跨语言模式与原生模式对比的直接链接 title=跨语言模式与原生模式对比的直接链接 translate=no></a></h2> |
| <table><thead><tr><th>功能<th>原生模式（<code>xlang=False</code>）<th>跨语言模式（默认）<tbody><tr><td>使用场景<td>仅限 Python 的应用<td>多语言系统<tr><td>兼容性<td>仅 Python<td>Java、C++、Go、Rust、JavaScript/TypeScript、C#、Swift、Dart、Scala、Kotlin 等<tr><td>支持的类型<td>Python 对象范围<td>跨语言兼容类型<tr><td>函数/lambda<td>通过可信动态反序列化支持<td>不允许<tr><td>本地类<td>通过可信动态反序列化支持<td>不允许<tr><td>动态类<td>通过可信动态反序列化支持<td>不允许<tr><td>默认 Schema 模式<td>兼容<td>兼容</table> |
| <h2 class="anchor anchorTargetStickyNavbar_Vzrq" id=跨语言模式>跨语言模式<a href=#跨语言模式 class=hash-link aria-label=跨语言模式的直接链接 title=跨语言模式的直接链接 translate=no></a></h2> |
| <p>跨语言模式是默认模式，将载荷限制为不同 Fory 实现之间兼容的类型：</p> |
| <div class="language-python codeBlockContainer_Ckt0 theme-code-block" style=--prism-color:#393A34;--prism-background-color:#f6f8fa><div class=codeBlockContent_QJqH><pre tabindex=0 class="prism-code language-python codeBlock_bY9V thin-scrollbar" style=color:#393A34;background-color:#f6f8fa><code class=codeBlockLines_e6Vv><div class=token-line style=color:#393A34><span class="token keyword" style=color:#00009f>import</span><span class="token plain"> pyfory</span><br/></div><div class=token-line style=color:#393A34><span class="token plain" style=display:inline-block></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">fory </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> pyfory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">Fory</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">xlang</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>True</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> ref</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>True</span><span class="token punctuation" style=color:#393A34>)</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">fory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">register</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">MyDataClass</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> name</span><span class="token operator" style=color:#393A34>=</span><span class="token string" style=color:#e3116c>"com.example.MyDataClass"</span><span class="token punctuation" style=color:#393A34>)</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">data </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> fory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">serialize</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">MyDataClass</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">field1</span><span class="token operator" style=color:#393A34>=</span><span class="token string" style=color:#e3116c>"value"</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> field2</span><span class="token operator" style=color:#393A34>=</span><span class="token number" style=color:#36acaa>42</span><span class="token punctuation" style=color:#393A34>)</span><span class="token punctuation" style=color:#393A34>)</span><br/></div></code></pre></div></div> |
| <p>仅当每个读取端和写入端始终使用相同 Schema，并且希望获得更快速度和更小体积时，才对跨语言载荷使用 <code>compatible=False</code>。只有在确认每种语言都使用该 Schema，或原生类型由 Fory Schema IDL 生成时才使用它。</p> |
| <h2 class="anchor anchorTargetStickyNavbar_Vzrq" id=原生模式>原生模式<a href=#原生模式 class=hash-link aria-label=原生模式的直接链接 title=原生模式的直接链接 translate=no></a></h2> |
| <div class="language-python codeBlockContainer_Ckt0 theme-code-block" style=--prism-color:#393A34;--prism-background-color:#f6f8fa><div class=codeBlockContent_QJqH><pre tabindex=0 class="prism-code language-python codeBlock_bY9V thin-scrollbar" style=color:#393A34;background-color:#f6f8fa><code class=codeBlockLines_e6Vv><div class=token-line style=color:#393A34><span class="token keyword" style=color:#00009f>import</span><span class="token plain"> pyfory</span><br/></div><div class=token-line style=color:#393A34><span class="token plain" style=display:inline-block></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">fory </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> pyfory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">Fory</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">xlang</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>False</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> ref</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>True</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> strict</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>False</span><span class="token punctuation" style=color:#393A34>)</span><br/></div></code></pre></div></div> |
| <p>原生模式支持函数、本地类、方法、<code>__reduce__</code> 和 <code>__getstate__</code> 等 Python 专用对象功能。兼容模式仍默认启用。仅当每个读取端和写入端始终使用相同的 Python 类 Schema，并且希望获得更快速度和更小体积时，才设置 <code>compatible=False</code>。</p> |
| <h2 class="anchor anchorTargetStickyNavbar_Vzrq" id=兼容模式>兼容模式<a href=#兼容模式 class=hash-link aria-label=兼容模式的直接链接 title=兼容模式的直接链接 translate=no></a></h2> |
| <p>跨语言模式和原生模式都默认启用兼容模式。当 Python 类可能独立演进、服务分别部署，或不同语言手写跨语言 Schema 时，请保留该默认设置。</p> |
| <p>对于跨语言载荷，只有在确认每种语言使用相同 Schema，或原生类型由 Fory Schema IDL 生成时，才设置 <code>compatible=False</code>。</p> |
| <h2 class="anchor anchorTargetStickyNavbar_Vzrq" id=配置示例>配置示例<a href=#配置示例 class=hash-link aria-label=配置示例的直接链接 title=配置示例的直接链接 translate=no></a></h2> |
| <h3 class="anchor anchorTargetStickyNavbar_Vzrq" id=跨语言服务>跨语言服务<a href=#跨语言服务 class=hash-link aria-label=跨语言服务的直接链接 title=跨语言服务的直接链接 translate=no></a></h3> |
| <div class="language-python codeBlockContainer_Ckt0 theme-code-block" style=--prism-color:#393A34;--prism-background-color:#f6f8fa><div class=codeBlockContent_QJqH><pre tabindex=0 class="prism-code language-python codeBlock_bY9V thin-scrollbar" style=color:#393A34;background-color:#f6f8fa><code class=codeBlockLines_e6Vv><div class=token-line style=color:#393A34><span class="token keyword" style=color:#00009f>import</span><span class="token plain"> pyfory</span><br/></div><div class=token-line style=color:#393A34><span class="token plain" style=display:inline-block></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">fory </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> pyfory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">Fory</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> xlang</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>True</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> ref</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>False</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> strict</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>True</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> max_depth</span><span class="token operator" style=color:#393A34>=</span><span class="token number" style=color:#36acaa>20</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"></span><span class="token punctuation" style=color:#393A34>)</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain" style=display:inline-block></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">fory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">register</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain">UserModel</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"> name</span><span class="token operator" style=color:#393A34>=</span><span class="token string" style=color:#e3116c>"example.User"</span><span class="token punctuation" style=color:#393A34>)</span><br/></div></code></pre></div></div> |
| <h3 class="anchor anchorTargetStickyNavbar_Vzrq" id=带动态类型的原生模式>带动态类型的原生模式<a href=#带动态类型的原生模式 class=hash-link aria-label=带动态类型的原生模式的直接链接 title=带动态类型的原生模式的直接链接 translate=no></a></h3> |
| <div class="language-python codeBlockContainer_Ckt0 theme-code-block" style=--prism-color:#393A34;--prism-background-color:#f6f8fa><div class=codeBlockContent_QJqH><pre tabindex=0 class="prism-code language-python codeBlock_bY9V thin-scrollbar" style=color:#393A34;background-color:#f6f8fa><code class=codeBlockLines_e6Vv><div class=token-line style=color:#393A34><span class="token keyword" style=color:#00009f>import</span><span class="token plain"> pyfory</span><br/></div><div class=token-line style=color:#393A34><span class="token plain" style=display:inline-block></span><br/></div><div class=token-line style=color:#393A34><span class="token plain">fory </span><span class="token operator" style=color:#393A34>=</span><span class="token plain"> pyfory</span><span class="token punctuation" style=color:#393A34>.</span><span class="token plain">Fory</span><span class="token punctuation" style=color:#393A34>(</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> xlang</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>False</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> ref</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>True</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> strict</span><span class="token operator" style=color:#393A34>=</span><span class="token boolean" style=color:#36acaa>False</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"> max_depth</span><span class="token operator" style=color:#393A34>=</span><span class="token number" style=color:#36acaa>1000</span><span class="token punctuation" style=color:#393A34>,</span><span class="token plain"></span><br/></div><div class=token-line style=color:#393A34><span class="token plain"></span><span class="token punctuation" style=color:#393A34>)</span><br/></div></code></pre></div></div> |
| <p>仅对可信数据使用 <code>strict=False</code>，并最好同时配置 <code>policy=</code> 反序列化策略。</p> |
| <h2 class="anchor anchorTargetStickyNavbar_Vzrq" id=安全>安全<a href=#安全 class=hash-link aria-label=安全的直接链接 title=安全的直接链接 translate=no></a></h2> |
| <p>有关信任边界、安全的读取端配置和验证方法，请参阅 <a class="" href=/zh-CN/docs/next/object-serialization/python/security>Python 安全</a>。</p> |
| <h2 class="anchor anchorTargetStickyNavbar_Vzrq" id=相关主题>相关主题<a href=#相关主题 class=hash-link aria-label=相关主题的直接链接 title=相关主题的直接链接 translate=no></a></h2> |
| <ul> |
| <li class=""><a class="" href=/zh-CN/docs/next/object-serialization/python/basic-serialization>基础序列化</a> - 使用配置后的 Fory</li> |
| <li class=""><a class="" href=/zh-CN/docs/next/object-serialization/python/type-registration>类型注册</a> - 注册模式</li> |
| <li class=""><a class="" href=/zh-CN/docs/next/object-serialization/python/native>原生序列化</a> - 仅限 Python 的对象序列化</li> |
| </ul></div><footer class="theme-doc-footer docusaurus-mt-lg"><div class="row margin-top--sm theme-doc-footer-edit-meta-row"><div class="col noPrint_WFHX"><a href=https://github.com/apache/fory-site/tree/main/i18n/zh-CN/docusaurus-plugin-content-docs/current/object-serialization/python/configuration.md target=_blank rel="noopener noreferrer" class=theme-edit-this-page><svg fill=currentColor height=20 width=20 viewBox="0 0 40 40" class=iconEdit_Z9Sw aria-hidden=true><g><path d="m34.5 11.7l-3 3.1-6.3-6.3 3.1-3q0.5-0.5 1.2-0.5t1.1 0.5l3.9 3.9q0.5 0.4 0.5 1.1t-0.5 1.2z m-29.5 17.1l18.4-18.5 6.3 6.3-18.4 18.4h-6.3v-6.2z"/></g></svg>编辑此页</a></div><div class="col lastUpdated_JAkA"></div></div></footer></article><nav class="docusaurus-mt-lg pagination-nav" aria-label=文件选项卡><a class="pagination-nav__link pagination-nav__link--prev" href=/zh-CN/docs/next/object-serialization/python/native><div class=pagination-nav__sublabel>上一页</div><div class=pagination-nav__label>Python 原生序列化</div></a><a 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