path: root/devdocs/python~3.12/library%2Fhttp.html

 <span id="http-http-modules"></span><h1>http — HTTP modules</h1> <p><strong>Source code:</strong> <a class="reference external" href="https://github.com/python/cpython/tree/3.12/Lib/http/__init__.py">Lib/http/__init__.py</a></p>  <p><a class="reference internal" href="#module-http" title="http: HTTP status codes and messages"><code>http</code></a> is a package that collects several modules for working with the HyperText Transfer Protocol:</p> <ul class="simple"> <li>
<a class="reference internal" href="http.client#module-http.client" title="http.client: HTTP and HTTPS protocol client (requires sockets)."><code>http.client</code></a> is a low-level HTTP protocol client; for high-level URL opening use <a class="reference internal" href="urllib.request#module-urllib.request" title="urllib.request: Extensible library for opening URLs."><code>urllib.request</code></a>
</li> <li>
<a class="reference internal" href="http.server#module-http.server" title="http.server: HTTP server and request handlers."><code>http.server</code></a> contains basic HTTP server classes based on <a class="reference internal" href="socketserver#module-socketserver" title="socketserver: A framework for network servers."><code>socketserver</code></a>
</li> <li>
<a class="reference internal" href="http.cookies#module-http.cookies" title="http.cookies: Support for HTTP state management (cookies)."><code>http.cookies</code></a> has utilities for implementing state management with cookies</li> <li>
<a class="reference internal" href="http.cookiejar#module-http.cookiejar" title="http.cookiejar: Classes for automatic handling of HTTP cookies."><code>http.cookiejar</code></a> provides persistence of cookies</li> </ul> <p>The <a class="reference internal" href="#module-http" title="http: HTTP status codes and messages"><code>http</code></a> module also defines the following enums that help you work with http related code:</p> <dl class="py class"> <dt class="sig sig-object py" id="http.HTTPStatus">
<code>class http.HTTPStatus</code> </dt> <dd>
<div class="versionadded"> <p><span class="versionmodified added">New in version 3.5.</span></p> </div> <p>A subclass of <a class="reference internal" href="enum#enum.IntEnum" title="enum.IntEnum"><code>enum.IntEnum</code></a> that defines a set of HTTP status codes, reason phrases and long descriptions written in English.</p> <p>Usage:</p> <pre data-language="python">&gt;&gt;&gt; from http import HTTPStatus
&gt;&gt;&gt; HTTPStatus.OK
HTTPStatus.OK
&gt;&gt;&gt; HTTPStatus.OK == 200
True
&gt;&gt;&gt; HTTPStatus.OK.value
200
&gt;&gt;&gt; HTTPStatus.OK.phrase
'OK'
&gt;&gt;&gt; HTTPStatus.OK.description
'Request fulfilled, document follows'
&gt;&gt;&gt; list(HTTPStatus)
[HTTPStatus.CONTINUE, HTTPStatus.SWITCHING_PROTOCOLS, ...]
</pre> </dd>
</dl> <section id="http-status-codes"> <span id="id1"></span><h2>HTTP status codes</h2> <p>Supported, <a class="reference external" href="https://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml">IANA-registered status codes</a> available in <a class="reference internal" href="#http.HTTPStatus" title="http.HTTPStatus"><code>http.HTTPStatus</code></a> are:</p> <table class="docutils align-default">  <thead> <tr>
<th class="head"><p>Code</p></th> <th class="head"><p>Enum Name</p></th> <th class="head"><p>Details</p></th> </tr> </thead>  <tr>
<td><p><code>100</code></p></td> <td><p><code>CONTINUE</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-1"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.2.1</p></td> </tr> <tr>
<td><p><code>101</code></p></td> <td><p><code>SWITCHING_PROTOCOLS</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-2"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.2.2</p></td> </tr> <tr>
<td><p><code>102</code></p></td> <td><p><code>PROCESSING</code></p></td> <td><p>WebDAV <span class="target" id="index-3"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc2518.html"><strong>RFC 2518</strong></a>, Section 10.1</p></td> </tr> <tr>
<td><p><code>103</code></p></td> <td><p><code>EARLY_HINTS</code></p></td> <td><p>An HTTP Status Code for Indicating Hints <span class="target" id="index-4"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc8297.html"><strong>RFC 8297</strong></a></p></td> </tr> <tr>
<td><p><code>200</code></p></td> <td><p><code>OK</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-5"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.3.1</p></td> </tr> <tr>
<td><p><code>201</code></p></td> <td><p><code>CREATED</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-6"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.3.2</p></td> </tr> <tr>
<td><p><code>202</code></p></td> <td><p><code>ACCEPTED</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-7"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.3.3</p></td> </tr> <tr>
<td><p><code>203</code></p></td> <td><p><code>NON_AUTHORITATIVE_INFORMATION</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-8"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.3.4</p></td> </tr> <tr>
<td><p><code>204</code></p></td> <td><p><code>NO_CONTENT</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-9"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.3.5</p></td> </tr> <tr>
<td><p><code>205</code></p></td> <td><p><code>RESET_CONTENT</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-10"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.3.6</p></td> </tr> <tr>
<td><p><code>206</code></p></td> <td><p><code>PARTIAL_CONTENT</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-11"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7233.html"><strong>RFC 7233</strong></a>, Section 4.1</p></td> </tr> <tr>
<td><p><code>207</code></p></td> <td><p><code>MULTI_STATUS</code></p></td> <td><p>WebDAV <span class="target" id="index-12"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc4918.html"><strong>RFC 4918</strong></a>, Section 11.1</p></td> </tr> <tr>
<td><p><code>208</code></p></td> <td><p><code>ALREADY_REPORTED</code></p></td> <td><p>WebDAV Binding Extensions <span class="target" id="index-13"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc5842.html"><strong>RFC 5842</strong></a>, Section 7.1 (Experimental)</p></td> </tr> <tr>
<td><p><code>226</code></p></td> <td><p><code>IM_USED</code></p></td> <td><p>Delta Encoding in HTTP <span class="target" id="index-14"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc3229.html"><strong>RFC 3229</strong></a>, Section 10.4.1</p></td> </tr> <tr>
<td><p><code>300</code></p></td> <td><p><code>MULTIPLE_CHOICES</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-15"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.4.1</p></td> </tr> <tr>
<td><p><code>301</code></p></td> <td><p><code>MOVED_PERMANENTLY</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-16"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.4.2</p></td> </tr> <tr>
<td><p><code>302</code></p></td> <td><p><code>FOUND</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-17"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.4.3</p></td> </tr> <tr>
<td><p><code>303</code></p></td> <td><p><code>SEE_OTHER</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-18"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.4.4</p></td> </tr> <tr>
<td><p><code>304</code></p></td> <td><p><code>NOT_MODIFIED</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-19"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7232.html"><strong>RFC 7232</strong></a>, Section 4.1</p></td> </tr> <tr>
<td><p><code>305</code></p></td> <td><p><code>USE_PROXY</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-20"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.4.5</p></td> </tr> <tr>
<td><p><code>307</code></p></td> <td><p><code>TEMPORARY_REDIRECT</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-21"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.4.7</p></td> </tr> <tr>
<td><p><code>308</code></p></td> <td><p><code>PERMANENT_REDIRECT</code></p></td> <td><p>Permanent Redirect <span class="target" id="index-22"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7238.html"><strong>RFC 7238</strong></a>, Section 3 (Experimental)</p></td> </tr> <tr>
<td><p><code>400</code></p></td> <td><p><code>BAD_REQUEST</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-23"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.1</p></td> </tr> <tr>
<td><p><code>401</code></p></td> <td><p><code>UNAUTHORIZED</code></p></td> <td><p>HTTP/1.1 Authentication <span class="target" id="index-24"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7235.html"><strong>RFC 7235</strong></a>, Section 3.1</p></td> </tr> <tr>
<td><p><code>402</code></p></td> <td><p><code>PAYMENT_REQUIRED</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-25"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.2</p></td> </tr> <tr>
<td><p><code>403</code></p></td> <td><p><code>FORBIDDEN</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-26"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.3</p></td> </tr> <tr>
<td><p><code>404</code></p></td> <td><p><code>NOT_FOUND</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-27"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.4</p></td> </tr> <tr>
<td><p><code>405</code></p></td> <td><p><code>METHOD_NOT_ALLOWED</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-28"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.5</p></td> </tr> <tr>
<td><p><code>406</code></p></td> <td><p><code>NOT_ACCEPTABLE</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-29"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.6</p></td> </tr> <tr>
<td><p><code>407</code></p></td> <td><p><code>PROXY_AUTHENTICATION_REQUIRED</code></p></td> <td><p>HTTP/1.1 Authentication <span class="target" id="index-30"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7235.html"><strong>RFC 7235</strong></a>, Section 3.2</p></td> </tr> <tr>
<td><p><code>408</code></p></td> <td><p><code>REQUEST_TIMEOUT</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-31"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.7</p></td> </tr> <tr>
<td><p><code>409</code></p></td> <td><p><code>CONFLICT</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-32"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.8</p></td> </tr> <tr>
<td><p><code>410</code></p></td> <td><p><code>GONE</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-33"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.9</p></td> </tr> <tr>
<td><p><code>411</code></p></td> <td><p><code>LENGTH_REQUIRED</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-34"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.10</p></td> </tr> <tr>
<td><p><code>412</code></p></td> <td><p><code>PRECONDITION_FAILED</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-35"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7232.html"><strong>RFC 7232</strong></a>, Section 4.2</p></td> </tr> <tr>
<td><p><code>413</code></p></td> <td><p><code>REQUEST_ENTITY_TOO_LARGE</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-36"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.11</p></td> </tr> <tr>
<td><p><code>414</code></p></td> <td><p><code>REQUEST_URI_TOO_LONG</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-37"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.12</p></td> </tr> <tr>
<td><p><code>415</code></p></td> <td><p><code>UNSUPPORTED_MEDIA_TYPE</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-38"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.13</p></td> </tr> <tr>
<td><p><code>416</code></p></td> <td><p><code>REQUESTED_RANGE_NOT_SATISFIABLE</code></p></td> <td><p>HTTP/1.1 Range Requests <span class="target" id="index-39"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7233.html"><strong>RFC 7233</strong></a>, Section 4.4</p></td> </tr> <tr>
<td><p><code>417</code></p></td> <td><p><code>EXPECTATION_FAILED</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-40"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.14</p></td> </tr> <tr>
<td><p><code>418</code></p></td> <td><p><code>IM_A_TEAPOT</code></p></td> <td><p>HTCPCP/1.0 <span class="target" id="index-41"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc2324.html"><strong>RFC 2324</strong></a>, Section 2.3.2</p></td> </tr> <tr>
<td><p><code>421</code></p></td> <td><p><code>MISDIRECTED_REQUEST</code></p></td> <td><p>HTTP/2 <span class="target" id="index-42"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7540.html"><strong>RFC 7540</strong></a>, Section 9.1.2</p></td> </tr> <tr>
<td><p><code>422</code></p></td> <td><p><code>UNPROCESSABLE_ENTITY</code></p></td> <td><p>WebDAV <span class="target" id="index-43"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc4918.html"><strong>RFC 4918</strong></a>, Section 11.2</p></td> </tr> <tr>
<td><p><code>423</code></p></td> <td><p><code>LOCKED</code></p></td> <td><p>WebDAV <span class="target" id="index-44"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc4918.html"><strong>RFC 4918</strong></a>, Section 11.3</p></td> </tr> <tr>
<td><p><code>424</code></p></td> <td><p><code>FAILED_DEPENDENCY</code></p></td> <td><p>WebDAV <span class="target" id="index-45"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc4918.html"><strong>RFC 4918</strong></a>, Section 11.4</p></td> </tr> <tr>
<td><p><code>425</code></p></td> <td><p><code>TOO_EARLY</code></p></td> <td><p>Using Early Data in HTTP <span class="target" id="index-46"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc8470.html"><strong>RFC 8470</strong></a></p></td> </tr> <tr>
<td><p><code>426</code></p></td> <td><p><code>UPGRADE_REQUIRED</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-47"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.5.15</p></td> </tr> <tr>
<td><p><code>428</code></p></td> <td><p><code>PRECONDITION_REQUIRED</code></p></td> <td><p>Additional HTTP Status Codes <span class="target" id="index-48"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc6585.html"><strong>RFC 6585</strong></a></p></td> </tr> <tr>
<td><p><code>429</code></p></td> <td><p><code>TOO_MANY_REQUESTS</code></p></td> <td><p>Additional HTTP Status Codes <span class="target" id="index-49"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc6585.html"><strong>RFC 6585</strong></a></p></td> </tr> <tr>
<td><p><code>431</code></p></td> <td><p><code>REQUEST_HEADER_FIELDS_TOO_LARGE</code></p></td> <td><p>Additional HTTP Status Codes <span class="target" id="index-50"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc6585.html"><strong>RFC 6585</strong></a></p></td> </tr> <tr>
<td><p><code>451</code></p></td> <td><p><code>UNAVAILABLE_FOR_LEGAL_REASONS</code></p></td> <td><p>An HTTP Status Code to Report Legal Obstacles <span class="target" id="index-51"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7725.html"><strong>RFC 7725</strong></a></p></td> </tr> <tr>
<td><p><code>500</code></p></td> <td><p><code>INTERNAL_SERVER_ERROR</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-52"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.6.1</p></td> </tr> <tr>
<td><p><code>501</code></p></td> <td><p><code>NOT_IMPLEMENTED</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-53"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.6.2</p></td> </tr> <tr>
<td><p><code>502</code></p></td> <td><p><code>BAD_GATEWAY</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-54"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.6.3</p></td> </tr> <tr>
<td><p><code>503</code></p></td> <td><p><code>SERVICE_UNAVAILABLE</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-55"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.6.4</p></td> </tr> <tr>
<td><p><code>504</code></p></td> <td><p><code>GATEWAY_TIMEOUT</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-56"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.6.5</p></td> </tr> <tr>
<td><p><code>505</code></p></td> <td><p><code>HTTP_VERSION_NOT_SUPPORTED</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-57"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6.6.6</p></td> </tr> <tr>
<td><p><code>506</code></p></td> <td><p><code>VARIANT_ALSO_NEGOTIATES</code></p></td> <td><p>Transparent Content Negotiation in HTTP <span class="target" id="index-58"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc2295.html"><strong>RFC 2295</strong></a>, Section 8.1 (Experimental)</p></td> </tr> <tr>
<td><p><code>507</code></p></td> <td><p><code>INSUFFICIENT_STORAGE</code></p></td> <td><p>WebDAV <span class="target" id="index-59"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc4918.html"><strong>RFC 4918</strong></a>, Section 11.5</p></td> </tr> <tr>
<td><p><code>508</code></p></td> <td><p><code>LOOP_DETECTED</code></p></td> <td><p>WebDAV Binding Extensions <span class="target" id="index-60"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc5842.html"><strong>RFC 5842</strong></a>, Section 7.2 (Experimental)</p></td> </tr> <tr>
<td><p><code>510</code></p></td> <td><p><code>NOT_EXTENDED</code></p></td> <td><p>An HTTP Extension Framework <span class="target" id="index-61"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc2774.html"><strong>RFC 2774</strong></a>, Section 7 (Experimental)</p></td> </tr> <tr>
<td><p><code>511</code></p></td> <td><p><code>NETWORK_AUTHENTICATION_REQUIRED</code></p></td> <td><p>Additional HTTP Status Codes <span class="target" id="index-62"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc6585.html"><strong>RFC 6585</strong></a>, Section 6</p></td> </tr>  </table> <p>In order to preserve backwards compatibility, enum values are also present in the <a class="reference internal" href="http.client#module-http.client" title="http.client: HTTP and HTTPS protocol client (requires sockets)."><code>http.client</code></a> module in the form of constants. The enum name is equal to the constant name (i.e. <code>http.HTTPStatus.OK</code> is also available as <code>http.client.OK</code>).</p> <div class="versionchanged"> <p><span class="versionmodified changed">Changed in version 3.7: </span>Added <code>421 MISDIRECTED_REQUEST</code> status code.</p> </div> <div class="versionadded"> <p><span class="versionmodified added">New in version 3.8: </span>Added <code>451 UNAVAILABLE_FOR_LEGAL_REASONS</code> status code.</p> </div> <div class="versionadded"> <p><span class="versionmodified added">New in version 3.9: </span>Added <code>103 EARLY_HINTS</code>, <code>418 IM_A_TEAPOT</code> and <code>425 TOO_EARLY</code> status codes.</p> </div> </section> <section id="http-status-category"> <h2>HTTP status category</h2> <div class="versionadded"> <p><span class="versionmodified added">New in version 3.12.</span></p> </div> <p>The enum values have several properties to indicate the HTTP status category:</p> <table class="docutils align-default">  <thead> <tr>
<th class="head"><p>Property</p></th> <th class="head"><p>Indicates that</p></th> <th class="head"><p>Details</p></th> </tr> </thead>  <tr>
<td><p><code>is_informational</code></p></td> <td><p><code>100 &lt;= status &lt;= 199</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-63"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6</p></td> </tr> <tr>
<td><p><code>is_success</code></p></td> <td><p><code>200 &lt;= status &lt;= 299</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-64"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6</p></td> </tr> <tr>
<td><p><code>is_redirection</code></p></td> <td><p><code>300 &lt;= status &lt;= 399</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-65"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6</p></td> </tr> <tr>
<td><p><code>is_client_error</code></p></td> <td><p><code>400 &lt;= status &lt;= 499</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-66"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6</p></td> </tr> <tr>
<td><p><code>is_server_error</code></p></td> <td><p><code>500 &lt;= status &lt;= 599</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-67"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 6</p></td> </tr>  </table>  <p>Usage:</p> <pre data-language="python">&gt;&gt;&gt; from http import HTTPStatus
&gt;&gt;&gt; HTTPStatus.OK.is_success
True
&gt;&gt;&gt; HTTPStatus.OK.is_client_error
False
</pre>  <dl class="py class"> <dt class="sig sig-object py" id="http.HTTPMethod">
<code>class http.HTTPMethod</code> </dt> <dd>
<div class="versionadded"> <p><span class="versionmodified added">New in version 3.11.</span></p> </div> <p>A subclass of <a class="reference internal" href="enum#enum.StrEnum" title="enum.StrEnum"><code>enum.StrEnum</code></a> that defines a set of HTTP methods and descriptions written in English.</p> <p>Usage:</p> <pre data-language="python">&gt;&gt;&gt; from http import HTTPMethod
&gt;&gt;&gt;
&gt;&gt;&gt; HTTPMethod.GET
&lt;HTTPMethod.GET&gt;
&gt;&gt;&gt; HTTPMethod.GET == 'GET'
True
&gt;&gt;&gt; HTTPMethod.GET.value
'GET'
&gt;&gt;&gt; HTTPMethod.GET.description
'Retrieve the target.'
&gt;&gt;&gt; list(HTTPMethod)
[&lt;HTTPMethod.CONNECT&gt;,
 &lt;HTTPMethod.DELETE&gt;,
 &lt;HTTPMethod.GET&gt;,
 &lt;HTTPMethod.HEAD&gt;,
 &lt;HTTPMethod.OPTIONS&gt;,
 &lt;HTTPMethod.PATCH&gt;,
 &lt;HTTPMethod.POST&gt;,
 &lt;HTTPMethod.PUT&gt;,
 &lt;HTTPMethod.TRACE&gt;]
</pre> </dd>
</dl> </section> <section id="http-methods"> <span id="id2"></span><h2>HTTP methods</h2> <p>Supported, <a class="reference external" href="https://www.iana.org/assignments/http-methods/http-methods.xhtml">IANA-registered methods</a> available in <a class="reference internal" href="#http.HTTPMethod" title="http.HTTPMethod"><code>http.HTTPMethod</code></a> are:</p> <table class="docutils align-default">  <thead> <tr>
<th class="head"><p>Method</p></th> <th class="head"><p>Enum Name</p></th> <th class="head"><p>Details</p></th> </tr> </thead>  <tr>
<td><p><code>GET</code></p></td> <td><p><code>GET</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-68"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 4.3.1</p></td> </tr> <tr>
<td><p><code>HEAD</code></p></td> <td><p><code>HEAD</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-69"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 4.3.2</p></td> </tr> <tr>
<td><p><code>POST</code></p></td> <td><p><code>POST</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-70"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 4.3.3</p></td> </tr> <tr>
<td><p><code>PUT</code></p></td> <td><p><code>PUT</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-71"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 4.3.4</p></td> </tr> <tr>
<td><p><code>DELETE</code></p></td> <td><p><code>DELETE</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-72"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 4.3.5</p></td> </tr> <tr>
<td><p><code>CONNECT</code></p></td> <td><p><code>CONNECT</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-73"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 4.3.6</p></td> </tr> <tr>
<td><p><code>OPTIONS</code></p></td> <td><p><code>OPTIONS</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-74"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 4.3.7</p></td> </tr> <tr>
<td><p><code>TRACE</code></p></td> <td><p><code>TRACE</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-75"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc7231.html"><strong>RFC 7231</strong></a>, Section 4.3.8</p></td> </tr> <tr>
<td><p><code>PATCH</code></p></td> <td><p><code>PATCH</code></p></td> <td><p>HTTP/1.1 <span class="target" id="index-76"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc5789.html"><strong>RFC 5789</strong></a></p></td> </tr>  </table> </section> <div class="_attribution">
  <p class="_attribution-p">
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