python/grpc_reflection.html - third_party/grpc - Git at Google


 <!DOCTYPE html>


 <html lang="en" data-content_root="./" >

   <head>
     <meta charset="utf-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" /><meta name="viewport" content="width=device-width, initial-scale=1" />

     <title>gRPC Reflection &#8212; gRPC Python Docs v1.78.1</title>


   <script data-cfasync="false">
     document.documentElement.dataset.mode = localStorage.getItem("mode") || "";
     document.documentElement.dataset.theme = localStorage.getItem("theme") || "";
   </script>
   <!--
     this give us a css class that will be invisible only if js is disabled
   -->
   <noscript>
     <style>
       .pst-js-only { display: none !important; }

     </style>
   </noscript>

   <!-- Loaded before other Sphinx assets -->
   <link href="_static/styles/theme.css?digest=8878045cc6db502f8baf" rel="stylesheet" />
 <link href="_static/styles/pydata-sphinx-theme.css?digest=8878045cc6db502f8baf" rel="stylesheet" />

     <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=8f2a1f02" />
     <link rel="stylesheet" type="text/css" href="_static/custom.css?v=ed1a634b" />

   <!-- So that users can add custom icons -->
   <script src="_static/scripts/fontawesome.js?digest=8878045cc6db502f8baf"></script>
   <!-- Pre-loaded scripts that we'll load fully later -->
   <link rel="preload" as="script" href="_static/scripts/bootstrap.js?digest=8878045cc6db502f8baf" />
 <link rel="preload" as="script" href="_static/scripts/pydata-sphinx-theme.js?digest=8878045cc6db502f8baf" />

     <script src="_static/documentation_options.js?v=ef80e3d6"></script>
     <script src="_static/doctools.js?v=9a2dae69"></script>
     <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script async="async" src="https://www.googletagmanager.com/gtag/js?id=UA-60127042-1"></script>
     <script>
                 window.dataLayer = window.dataLayer || [];
                 function gtag(){ dataLayer.push(arguments); }
                 gtag('js', new Date());
                 gtag('config', 'UA-60127042-1');
             </script>
     <script>
                 window.dataLayer = window.dataLayer || [];
                 function gtag(){ dataLayer.push(arguments); }
                 gtag('js', new Date());
                 gtag('config', 'UA-60127042-1');
             </script>
     <script>DOCUMENTATION_OPTIONS.pagename = 'grpc_reflection';</script>
     <link rel="index" title="Index" href="genindex.html" />
     <link rel="search" title="Search" href="search.html" />
     <link rel="next" title="gRPC Status" href="grpc_status.html" />
     <link rel="prev" title="gRPC Health Checking" href="grpc_health_checking.html" />
   <meta name="viewport" content="width=device-width, initial-scale=1"/>
   <meta name="docsearch:language" content="en"/>
   <meta name="docsearch:version" content="1.78.1" />
   </head>


   <body data-bs-spy="scroll" data-bs-target=".bd-toc-nav" data-offset="180" data-bs-root-margin="0px 0px -60%" data-default-mode="">


   <div id="pst-skip-link" class="skip-link d-print-none"><a href="#main-content">Skip to main content</a></div>

   <div id="pst-scroll-pixel-helper"></div>

   <button type="button" class="btn rounded-pill" id="pst-back-to-top">
     <i class="fa-solid fa-arrow-up"></i>Back to top</button>


   <dialog id="pst-search-dialog">

 <form class="bd-search d-flex align-items-center"
       action="search.html"
       method="get">
   <i class="fa-solid fa-magnifying-glass"></i>
   <input type="search"
          class="form-control"
          name="q"
          placeholder="Search the docs ..."
          aria-label="Search the docs ..."
          autocomplete="off"
          autocorrect="off"
          autocapitalize="off"
          spellcheck="false"/>
   <span class="search-button__kbd-shortcut"><kbd class="kbd-shortcut__modifier">Ctrl</kbd>+<kbd>K</kbd></span>
 </form>
   </dialog>

   <div class="pst-async-banner-revealer d-none">
   <aside id="bd-header-version-warning" class="d-none d-print-none" aria-label="Version warning"></aside>
 </div>


     <header class="bd-header navbar navbar-expand-lg bd-navbar d-print-none">
 <div class="bd-header__inner bd-page-width">
   <button class="pst-navbar-icon sidebar-toggle primary-toggle" aria-label="Site navigation">
     <span class="fa-solid fa-bars"></span>
   </button>


   <div class="col-lg-3 navbar-header-items__start">

       <div class="navbar-item">


 <a class="navbar-brand logo" href="index.html">


     <p class="title logo__title">gRPC Python Docs v1.78.1</p>

 </a></div>

   </div>

   <div class="col-lg-9 navbar-header-items">


     <div class="navbar-header-items__end">

         <div class="navbar-item navbar-persistent--container">


 <button class="btn search-button-field search-button__button pst-js-only" title="Search" aria-label="Search" data-bs-placement="bottom" data-bs-toggle="tooltip">
  <i class="fa-solid fa-magnifying-glass"></i>
  <span class="search-button__default-text">Search</span>
  <span class="search-button__kbd-shortcut"><kbd class="kbd-shortcut__modifier">Ctrl</kbd>+<kbd class="kbd-shortcut__modifier">K</kbd></span>
 </button>
         </div>


         <div class="navbar-item">

 <button class="btn btn-sm nav-link pst-navbar-icon theme-switch-button pst-js-only" aria-label="Color mode" data-bs-title="Color mode"  data-bs-placement="bottom" data-bs-toggle="tooltip">
   <i class="theme-switch fa-solid fa-sun                fa-lg" data-mode="light" title="Light"></i>
   <i class="theme-switch fa-solid fa-moon               fa-lg" data-mode="dark"  title="Dark"></i>
   <i class="theme-switch fa-solid fa-circle-half-stroke fa-lg" data-mode="auto"  title="System Settings"></i>
 </button></div>

     </div>

   </div>


     <div class="navbar-persistent--mobile">

 <button class="btn search-button-field search-button__button pst-js-only" title="Search" aria-label="Search" data-bs-placement="bottom" data-bs-toggle="tooltip">
  <i class="fa-solid fa-magnifying-glass"></i>
  <span class="search-button__default-text">Search</span>
  <span class="search-button__kbd-shortcut"><kbd class="kbd-shortcut__modifier">Ctrl</kbd>+<kbd class="kbd-shortcut__modifier">K</kbd></span>
 </button>
     </div>


     <button class="pst-navbar-icon sidebar-toggle secondary-toggle" aria-label="On this page">
       <span class="fa-solid fa-outdent"></span>
     </button>

 </div>

     </header>


   <div class="bd-container">
     <div class="bd-container__inner bd-page-width">


       <dialog id="pst-primary-sidebar-modal"></dialog>
       <div id="pst-primary-sidebar" class="bd-sidebar-primary bd-sidebar">


   <div class="sidebar-header-items sidebar-primary__section">


       <div class="sidebar-header-items__end">

           <div class="navbar-item">

 <button class="btn btn-sm nav-link pst-navbar-icon theme-switch-button pst-js-only" aria-label="Color mode" data-bs-title="Color mode"  data-bs-placement="bottom" data-bs-toggle="tooltip">
   <i class="theme-switch fa-solid fa-sun                fa-lg" data-mode="light" title="Light"></i>
   <i class="theme-switch fa-solid fa-moon               fa-lg" data-mode="dark"  title="Dark"></i>
   <i class="theme-switch fa-solid fa-circle-half-stroke fa-lg" data-mode="auto"  title="System Settings"></i>
 </button></div>

       </div>

   </div>

     <div class="sidebar-primary-items__start sidebar-primary__section">
         <div class="sidebar-primary-item">


 <nav class="bd-docs-nav bd-links" aria-label="Section Navigation">
   <p class="bd-links__title" role="heading" aria-level="1">Section Navigation</p>
   <div class="bd-toc-item navbar-nav"><ul class="current nav bd-sidenav">
 <li class="toctree-l1"><a class="reference internal" href="grpc.html">gRPC</a></li>
 <li class="toctree-l1"><a class="reference internal" href="grpc_asyncio.html">gRPC AsyncIO API</a></li>
 <li class="toctree-l1"><a class="reference internal" href="grpc_admin.html">gRPC Admin</a></li>
 <li class="toctree-l1"><a class="reference internal" href="grpc_channelz.html">gRPC Channelz</a></li>
 <li class="toctree-l1"><a class="reference internal" href="grpc_csds.html">gRPC CSDS</a></li>
 <li class="toctree-l1"><a class="reference internal" href="grpc_health_checking.html">gRPC Health Checking</a></li>
 <li class="toctree-l1 current active"><a class="current reference internal" href="#">gRPC Reflection</a></li>
 <li class="toctree-l1"><a class="reference internal" href="grpc_status.html">gRPC Status</a></li>
 <li class="toctree-l1"><a class="reference internal" href="grpc_testing.html">gRPC Testing</a></li>
 <li class="toctree-l1"><a class="reference internal" href="grpc_observability.html">gRPC Python Observability</a></li>
 <li class="toctree-l1"><a class="reference internal" href="glossary.html">Glossary</a></li>
 </ul>
 </div>
 </nav></div>
     </div>


   <div class="sidebar-primary-items__end sidebar-primary__section">
       <div class="sidebar-primary-item">
 <div id="ethical-ad-placement"
       class="flat"
       data-ea-publisher="readthedocs"
       data-ea-type="readthedocs-sidebar"
       data-ea-manual="true">
 </div></div>
   </div>


       </div>

       <main id="main-content" class="bd-main" role="main">


           <div class="bd-content">
             <div class="bd-article-container">

               <div class="bd-header-article d-print-none">
 <div class="header-article-items header-article__inner">

     <div class="header-article-items__start">

         <div class="header-article-item">

 <nav aria-label="Breadcrumb" class="d-print-none">
   <ul class="bd-breadcrumbs">

     <li class="breadcrumb-item breadcrumb-home">
       <a href="index.html" class="nav-link" aria-label="Home">
         <i class="fa-solid fa-home"></i>
       </a>
     </li>
     <li class="breadcrumb-item active" aria-current="page"><span class="ellipsis">gRPC Reflection</span></li>
   </ul>
 </nav>
 </div>

     </div>


 </div>
 </div>


 <div id="searchbox"></div>
                 <article class="bd-article">

   <section id="grpc-reflection">
 <h1>gRPC Reflection<a class="headerlink" href="#grpc-reflection" title="Link to this heading">#</a></h1>
 <section id="what-is-grpc-reflection">
 <h2>What is gRPC reflection?<a class="headerlink" href="#what-is-grpc-reflection" title="Link to this heading">#</a></h2>
 <p>Check this out <a class="reference external" href="https://github.com/grpc/grpc/blob/master/doc/python/server_reflection.md">gRPC Python Server Reflection</a></p>
 </section>
 <section id="example">
 <h2>Example<a class="headerlink" href="#example" title="Link to this heading">#</a></h2>
 <p>Refer to the GitHub <a class="reference external" href="https://github.com/grpc/grpc/blob/master/examples/python/helloworld/greeter_server_with_reflection.py">reflection example</a></p>
 </section>
 <section id="module-contents">
 <h2>Module Contents<a class="headerlink" href="#module-contents" title="Link to this heading">#</a></h2>
 <section id="module-grpc_reflection.v1alpha.reflection">
 <span id="server-side"></span><h3>Server-side<a class="headerlink" href="#module-grpc_reflection.v1alpha.reflection" title="Link to this heading">#</a></h3>
 <p>Reference implementation for reflection in gRPC Python.</p>
 <dl class="py class">
 <dt class="sig sig-object py" id="grpc_reflection.v1alpha.reflection.ReflectionServicer">
 <em class="property"><span class="pre">class</span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">grpc_reflection.v1alpha.reflection.</span></span><span class="sig-name descname"><span class="pre">ReflectionServicer</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">service_names</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">pool</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/grpc_reflection/v1alpha/reflection.html#ReflectionServicer"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#grpc_reflection.v1alpha.reflection.ReflectionServicer" title="Link to this definition">#</a></dt>
 <dd><p>Servicer handling RPCs for service statuses.</p>
 <dl class="py method">
 <dt class="sig sig-object py" id="grpc_reflection.v1alpha.reflection.ReflectionServicer.ServerReflectionInfo">
 <span class="sig-name descname"><span class="pre">ServerReflectionInfo</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">request_iterator</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">context</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/grpc_reflection/v1alpha/reflection.html#ReflectionServicer.ServerReflectionInfo"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#grpc_reflection.v1alpha.reflection.ReflectionServicer.ServerReflectionInfo" title="Link to this definition">#</a></dt>
 <dd><p>The reflection service is structured as a bidirectional stream, ensuring
 all related requests go to a single server.</p>
 </dd></dl>

 </dd></dl>

 <dl class="py function">
 <dt class="sig sig-object py" id="grpc_reflection.v1alpha.reflection.enable_server_reflection">
 <span class="sig-prename descclassname"><span class="pre">grpc_reflection.v1alpha.reflection.</span></span><span class="sig-name descname"><span class="pre">enable_server_reflection</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">service_names</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">server</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">pool</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/grpc_reflection/v1alpha/reflection.html#enable_server_reflection"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#grpc_reflection.v1alpha.reflection.enable_server_reflection" title="Link to this definition">#</a></dt>
 <dd><p>Enables server reflection on a server.</p>
 <dl class="field-list simple">
 <dt class="field-odd">Parameters<span class="colon">:</span></dt>
 <dd class="field-odd"><ul class="simple">
 <li><p><strong>service_names</strong> – Iterable of fully-qualified service names available.</p></li>
 <li><p><strong>server</strong> – grpc.Server to which reflection service will be added.</p></li>
 <li><p><strong>pool</strong> – DescriptorPool object to use (descriptor_pool.Default() if None).</p></li>
 </ul>
 </dd>
 </dl>
 </dd></dl>

 </section>
 <section id="module-grpc_reflection.v1alpha.proto_reflection_descriptor_database">
 <span id="client-side"></span><h3>Client-side<a class="headerlink" href="#module-grpc_reflection.v1alpha.proto_reflection_descriptor_database" title="Link to this heading">#</a></h3>
 <p>Reference implementation for reflection client in gRPC Python.</p>
 <p>For usage instructions, see the Python Reflection documentation at
 <code class="docutils literal notranslate"><span class="pre">doc/python/server_reflection.md</span></code>.</p>
 <dl class="py class">
 <dt class="sig sig-object py" id="grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase">
 <em class="property"><span class="pre">class</span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">grpc_reflection.v1alpha.proto_reflection_descriptor_database.</span></span><span class="sig-name descname"><span class="pre">ProtoReflectionDescriptorDatabase</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">channel</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/grpc_reflection/v1alpha/proto_reflection_descriptor_database.html#ProtoReflectionDescriptorDatabase"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase" title="Link to this definition">#</a></dt>
 <dd><p>A container and interface for receiving descriptors from a server’s
 Reflection service.</p>
 <p>ProtoReflectionDescriptorDatabase takes a channel to a server with
 Reflection service, and provides an interface to retrieve the Reflection
 information. It implements the DescriptorDatabase interface.</p>
 <p>It is typically used to feed a DescriptorPool instance.</p>
 <dl class="field-list simple">
 <dt class="field-odd">Parameters<span class="colon">:</span></dt>
 <dd class="field-odd"><p><strong>channel</strong> (<a class="reference internal" href="grpc.html#grpc.Channel" title="grpc.Channel"><em>Channel</em></a>)</p>
 </dd>
 </dl>
 <dl class="py method">
 <dt class="sig sig-object py" id="grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.get_services">
 <span class="sig-name descname"><span class="pre">get_services</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/grpc_reflection/v1alpha/proto_reflection_descriptor_database.html#ProtoReflectionDescriptorDatabase.get_services"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.get_services" title="Link to this definition">#</a></dt>
 <dd><p>Get list of full names of the registered services.</p>
 <dl class="field-list simple">
 <dt class="field-odd">Returns<span class="colon">:</span></dt>
 <dd class="field-odd"><p>A list of strings corresponding to the names of the services.</p>
 </dd>
 <dt class="field-even">Return type<span class="colon">:</span></dt>
 <dd class="field-even"><p><em>Iterable</em>[str]</p>
 </dd>
 </dl>
 </dd></dl>

 <dl class="py method">
 <dt class="sig sig-object py" id="grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.FindFileByName">
 <span class="sig-name descname"><span class="pre">FindFileByName</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">name</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/grpc_reflection/v1alpha/proto_reflection_descriptor_database.html#ProtoReflectionDescriptorDatabase.FindFileByName"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.FindFileByName" title="Link to this definition">#</a></dt>
 <dd><p>Find a file descriptor by file name.</p>
 <p>This function implements a DescriptorDatabase interface, and is
 typically not called directly; prefer using a DescriptorPool instead.</p>
 <dl class="field-list simple">
 <dt class="field-odd">Parameters<span class="colon">:</span></dt>
 <dd class="field-odd"><p><strong>name</strong> (<em>str</em>) – The name of the file. Typically this is a relative path ending in “.proto”.</p>
 </dd>
 <dt class="field-even">Returns<span class="colon">:</span></dt>
 <dd class="field-even"><p>A FileDescriptorProto for the file.</p>
 </dd>
 <dt class="field-odd">Raises<span class="colon">:</span></dt>
 <dd class="field-odd"><p><strong>KeyError</strong> – the file was not found.</p>
 </dd>
 <dt class="field-even">Return type<span class="colon">:</span></dt>
 <dd class="field-even"><p><em>FileDescriptorProto</em></p>
 </dd>
 </dl>
 </dd></dl>

 <dl class="py method">
 <dt class="sig sig-object py" id="grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.FindFileContainingSymbol">
 <span class="sig-name descname"><span class="pre">FindFileContainingSymbol</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">symbol</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/grpc_reflection/v1alpha/proto_reflection_descriptor_database.html#ProtoReflectionDescriptorDatabase.FindFileContainingSymbol"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.FindFileContainingSymbol" title="Link to this definition">#</a></dt>
 <dd><p>Find the file containing the symbol, and return its file descriptor.</p>
 <p>The symbol should be a fully qualified name including the file
 descriptor’s package and any containing messages. Some examples:</p>
 <blockquote>
 <div><ul class="simple">
 <li><p>“some.package.name.Message”</p></li>
 <li><p>“some.package.name.Message.NestedEnum”</p></li>
 <li><p>“some.package.name.Message.some_field”</p></li>
 </ul>
 </div></blockquote>
 <p>This function implements a DescriptorDatabase interface, and is
 typically not called directly; prefer using a DescriptorPool instead.</p>
 <dl class="field-list simple">
 <dt class="field-odd">Parameters<span class="colon">:</span></dt>
 <dd class="field-odd"><p><strong>symbol</strong> (<em>str</em>) – The fully-qualified name of the symbol.</p>
 </dd>
 <dt class="field-even">Returns<span class="colon">:</span></dt>
 <dd class="field-even"><p>FileDescriptorProto for the file containing the symbol.</p>
 </dd>
 <dt class="field-odd">Raises<span class="colon">:</span></dt>
 <dd class="field-odd"><p><strong>KeyError</strong> – the symbol was not found.</p>
 </dd>
 <dt class="field-even">Return type<span class="colon">:</span></dt>
 <dd class="field-even"><p><em>FileDescriptorProto</em></p>
 </dd>
 </dl>
 </dd></dl>

 <dl class="py method">
 <dt class="sig sig-object py" id="grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.FindAllExtensionNumbers">
 <span class="sig-name descname"><span class="pre">FindAllExtensionNumbers</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">extendee_name</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/grpc_reflection/v1alpha/proto_reflection_descriptor_database.html#ProtoReflectionDescriptorDatabase.FindAllExtensionNumbers"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.FindAllExtensionNumbers" title="Link to this definition">#</a></dt>
 <dd><p>Find the field numbers used by all known extensions of <cite>extendee_name</cite>.</p>
 <p>This function implements a DescriptorDatabase interface, and is
 typically not called directly; prefer using a DescriptorPool instead.</p>
 <dl class="field-list simple">
 <dt class="field-odd">Parameters<span class="colon">:</span></dt>
 <dd class="field-odd"><p><strong>extendee_name</strong> (<em>str</em>) – fully-qualified name of the extended message type.</p>
 </dd>
 <dt class="field-even">Returns<span class="colon">:</span></dt>
 <dd class="field-even"><p>A list of field numbers used by all known extensions.</p>
 </dd>
 <dt class="field-odd">Raises<span class="colon">:</span></dt>
 <dd class="field-odd"><p><strong>KeyError</strong> – The message type <cite>extendee_name</cite> was not found.</p>
 </dd>
 <dt class="field-even">Return type<span class="colon">:</span></dt>
 <dd class="field-even"><p><em>Iterable</em>[int]</p>
 </dd>
 </dl>
 </dd></dl>

 <dl class="py method">
 <dt class="sig sig-object py" id="grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.FindFileContainingExtension">
 <span class="sig-name descname"><span class="pre">FindFileContainingExtension</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">extendee_name</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">extension_number</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/grpc_reflection/v1alpha/proto_reflection_descriptor_database.html#ProtoReflectionDescriptorDatabase.FindFileContainingExtension"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.FindFileContainingExtension" title="Link to this definition">#</a></dt>
 <dd><p>Find the file which defines an extension for the given message type
 and field number.</p>
 <p>This function implements a DescriptorDatabase interface, and is
 typically not called directly; prefer using a DescriptorPool instead.</p>
 <dl class="field-list simple">
 <dt class="field-odd">Parameters<span class="colon">:</span></dt>
 <dd class="field-odd"><ul class="simple">
 <li><p><strong>extendee_name</strong> (<em>str</em>) – fully-qualified name of the extended message type.</p></li>
 <li><p><strong>extension_number</strong> (<em>int</em>) – the number of the extension field.</p></li>
 </ul>
 </dd>
 <dt class="field-even">Returns<span class="colon">:</span></dt>
 <dd class="field-even"><p>FileDescriptorProto for the file containing the extension.</p>
 </dd>
 <dt class="field-odd">Raises<span class="colon">:</span></dt>
 <dd class="field-odd"><p><strong>KeyError</strong> – The message or the extension number were not found.</p>
 </dd>
 <dt class="field-even">Return type<span class="colon">:</span></dt>
 <dd class="field-even"><p><em>FileDescriptorProto</em></p>
 </dd>
 </dl>
 </dd></dl>

 </dd></dl>

 </section>
 </section>
 </section>


                 </article>


                 <footer class="prev-next-footer d-print-none">

 <div class="prev-next-area">
     <a class="left-prev"
        href="grpc_health_checking.html"
        title="previous page">
       <i class="fa-solid fa-angle-left"></i>
       <div class="prev-next-info">
         <p class="prev-next-subtitle">previous</p>
         <p class="prev-next-title">gRPC Health Checking</p>
       </div>
     </a>
     <a class="right-next"
        href="grpc_status.html"
        title="next page">
       <div class="prev-next-info">
         <p class="prev-next-subtitle">next</p>
         <p class="prev-next-title">gRPC Status</p>
       </div>
       <i class="fa-solid fa-angle-right"></i>
     </a>
 </div>
                 </footer>

             </div>


                 <dialog id="pst-secondary-sidebar-modal"></dialog>
                 <div id="pst-secondary-sidebar" class="bd-sidebar-secondary bd-toc"><div class="sidebar-secondary-items sidebar-secondary__inner">


   <div class="sidebar-secondary-item">
 <div
     id="pst-page-navigation-heading-2"
     class="page-toc tocsection onthispage">
     <i class="fa-solid fa-list"></i> On this page
   </div>
   <nav class="bd-toc-nav page-toc" aria-labelledby="pst-page-navigation-heading-2">
     <ul class="visible nav section-nav flex-column">
 <li class="toc-h2 nav-item toc-entry"><a class="reference internal nav-link" href="#what-is-grpc-reflection">What is gRPC reflection?</a></li>
 <li class="toc-h2 nav-item toc-entry"><a class="reference internal nav-link" href="#example">Example</a></li>
 <li class="toc-h2 nav-item toc-entry"><a class="reference internal nav-link" href="#module-contents">Module Contents</a><ul class="visible nav section-nav flex-column">
 <li class="toc-h3 nav-item toc-entry"><a class="reference internal nav-link" href="#module-grpc_reflection.v1alpha.reflection">Server-side</a><ul class="nav section-nav flex-column">
 <li class="toc-h4 nav-item toc-entry"><a class="reference internal nav-link" href="#grpc_reflection.v1alpha.reflection.ReflectionServicer"><code class="docutils literal notranslate"><span class="pre">ReflectionServicer</span></code></a><ul class="nav section-nav flex-column">
 <li class="toc-h5 nav-item toc-entry"><a class="reference internal nav-link" href="#grpc_reflection.v1alpha.reflection.ReflectionServicer.ServerReflectionInfo"><code class="docutils literal notranslate"><span class="pre">ReflectionServicer.ServerReflectionInfo()</span></code></a></li>
 </ul>
 </li>
 <li class="toc-h4 nav-item toc-entry"><a class="reference internal nav-link" href="#grpc_reflection.v1alpha.reflection.enable_server_reflection"><code class="docutils literal notranslate"><span class="pre">enable_server_reflection()</span></code></a></li>
 </ul>
 </li>
 <li class="toc-h3 nav-item toc-entry"><a class="reference internal nav-link" href="#module-grpc_reflection.v1alpha.proto_reflection_descriptor_database">Client-side</a><ul class="nav section-nav flex-column">
 <li class="toc-h4 nav-item toc-entry"><a class="reference internal nav-link" href="#grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase"><code class="docutils literal notranslate"><span class="pre">ProtoReflectionDescriptorDatabase</span></code></a><ul class="nav section-nav flex-column">
 <li class="toc-h5 nav-item toc-entry"><a class="reference internal nav-link" href="#grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.get_services"><code class="docutils literal notranslate"><span class="pre">ProtoReflectionDescriptorDatabase.get_services()</span></code></a></li>
 <li class="toc-h5 nav-item toc-entry"><a class="reference internal nav-link" href="#grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.FindFileByName"><code class="docutils literal notranslate"><span class="pre">ProtoReflectionDescriptorDatabase.FindFileByName()</span></code></a></li>
 <li class="toc-h5 nav-item toc-entry"><a class="reference internal nav-link" href="#grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.FindFileContainingSymbol"><code class="docutils literal notranslate"><span class="pre">ProtoReflectionDescriptorDatabase.FindFileContainingSymbol()</span></code></a></li>
 <li class="toc-h5 nav-item toc-entry"><a class="reference internal nav-link" href="#grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.FindAllExtensionNumbers"><code class="docutils literal notranslate"><span class="pre">ProtoReflectionDescriptorDatabase.FindAllExtensionNumbers()</span></code></a></li>
 <li class="toc-h5 nav-item toc-entry"><a class="reference internal nav-link" href="#grpc_reflection.v1alpha.proto_reflection_descriptor_database.ProtoReflectionDescriptorDatabase.FindFileContainingExtension"><code class="docutils literal notranslate"><span class="pre">ProtoReflectionDescriptorDatabase.FindFileContainingExtension()</span></code></a></li>
 </ul>
 </li>
 </ul>
 </li>
 </ul>
 </li>
 </ul>
   </nav></div>

 </div></div>


           </div>
           <footer class="bd-footer-content">

           </footer>

       </main>
     </div>
   </div>

   <!-- Scripts loaded after <body> so the DOM is not blocked -->
   <script defer src="_static/scripts/bootstrap.js?digest=8878045cc6db502f8baf"></script>
 <script defer src="_static/scripts/pydata-sphinx-theme.js?digest=8878045cc6db502f8baf"></script>

   <footer class="bd-footer">
 <div class="bd-footer__inner bd-page-width">

     <div class="footer-items__start">

         <div class="footer-item">

   <p class="copyright">

       © Copyright 2025, The gRPC Authors.
       <br/>

   </p>
 </div>

         <div class="footer-item">

   <p class="sphinx-version">
     Created using <a href="https://www.sphinx-doc.org/">Sphinx</a> 7.4.7.
     <br/>
   </p>
 </div>

     </div>


     <div class="footer-items__end">

         <div class="footer-item">
 <p class="theme-version">
   <!-- # L10n: Setting the PST URL as an argument as this does not need to be localized -->
   Built with the <a href="https://pydata-sphinx-theme.readthedocs.io/en/stable/index.html">PyData Sphinx Theme</a> 0.16.1.
 </p></div>

     </div>

 </div>

   </footer>
   </body>
 </html>