368 lines
21 KiB
HTML
368 lines
21 KiB
HTML
<!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" />
|
|
<meta property="og:title" content="quopri — Encode and decode MIME quoted-printable data" />
|
|
<meta property="og:type" content="website" />
|
|
<meta property="og:url" content="https://docs.python.org/3/library/quopri.html" />
|
|
<meta property="og:site_name" content="Python documentation" />
|
|
<meta property="og:description" content="Source code: Lib/quopri.py This module performs quoted-printable transport encoding and decoding, as defined in RFC 1521: “MIME (Multipurpose Internet Mail Extensions) Part One: Mechanisms for Spec..." />
|
|
<meta property="og:image" content="https://docs.python.org/3/_static/og-image.png" />
|
|
<meta property="og:image:alt" content="Python documentation" />
|
|
<meta name="description" content="Source code: Lib/quopri.py This module performs quoted-printable transport encoding and decoding, as defined in RFC 1521: “MIME (Multipurpose Internet Mail Extensions) Part One: Mechanisms for Spec..." />
|
|
<meta property="og:image:width" content="200">
|
|
<meta property="og:image:height" content="200">
|
|
<meta name="theme-color" content="#3776ab">
|
|
|
|
<title>quopri — Encode and decode MIME quoted-printable data — Python 3.13.3 documentation</title><meta name="viewport" content="width=device-width, initial-scale=1.0">
|
|
|
|
<link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=b86133f3" />
|
|
<link rel="stylesheet" type="text/css" href="../_static/pydoctheme.css?v=23252803" />
|
|
<link id="pygments_dark_css" media="(prefers-color-scheme: dark)" rel="stylesheet" type="text/css" href="../_static/pygments_dark.css?v=5349f25f" />
|
|
|
|
<script src="../_static/documentation_options.js?v=5d57ca2d"></script>
|
|
<script src="../_static/doctools.js?v=9bcbadda"></script>
|
|
<script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
|
|
|
|
<script src="../_static/sidebar.js"></script>
|
|
|
|
<link rel="search" type="application/opensearchdescription+xml"
|
|
title="Search within Python 3.13.3 documentation"
|
|
href="../_static/opensearch.xml"/>
|
|
<link rel="author" title="About these documents" href="../about.html" />
|
|
<link rel="index" title="Index" href="../genindex.html" />
|
|
<link rel="search" title="Search" href="../search.html" />
|
|
<link rel="copyright" title="Copyright" href="../copyright.html" />
|
|
<link rel="next" title="Structured Markup Processing Tools" href="markup.html" />
|
|
<link rel="prev" title="binascii — Convert between binary and ASCII" href="binascii.html" />
|
|
|
|
<link rel="canonical" href="https://docs.python.org/3/library/quopri.html">
|
|
|
|
|
|
|
|
|
|
|
|
<style>
|
|
@media only screen {
|
|
table.full-width-table {
|
|
width: 100%;
|
|
}
|
|
}
|
|
</style>
|
|
<link rel="stylesheet" href="../_static/pydoctheme_dark.css" media="(prefers-color-scheme: dark)" id="pydoctheme_dark_css">
|
|
<link rel="shortcut icon" type="image/png" href="../_static/py.svg" />
|
|
<script type="text/javascript" src="../_static/copybutton.js"></script>
|
|
<script type="text/javascript" src="../_static/menu.js"></script>
|
|
<script type="text/javascript" src="../_static/search-focus.js"></script>
|
|
<script type="text/javascript" src="../_static/themetoggle.js"></script>
|
|
<script type="text/javascript" src="../_static/rtd_switcher.js"></script>
|
|
<meta name="readthedocs-addons-api-version" content="1">
|
|
|
|
</head>
|
|
<body>
|
|
<div class="mobile-nav">
|
|
<input type="checkbox" id="menuToggler" class="toggler__input" aria-controls="navigation"
|
|
aria-pressed="false" aria-expanded="false" role="button" aria-label="Menu" />
|
|
<nav class="nav-content" role="navigation">
|
|
<label for="menuToggler" class="toggler__label">
|
|
<span></span>
|
|
</label>
|
|
<span class="nav-items-wrapper">
|
|
<a href="https://www.python.org/" class="nav-logo">
|
|
<img src="../_static/py.svg" alt="Python logo"/>
|
|
</a>
|
|
<span class="version_switcher_placeholder"></span>
|
|
<form role="search" class="search" action="../search.html" method="get">
|
|
<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" class="search-icon">
|
|
<path fill-rule="nonzero" fill="currentColor" d="M15.5 14h-.79l-.28-.27a6.5 6.5 0 001.48-5.34c-.47-2.78-2.79-5-5.59-5.34a6.505 6.505 0 00-7.27 7.27c.34 2.8 2.56 5.12 5.34 5.59a6.5 6.5 0 005.34-1.48l.27.28v.79l4.25 4.25c.41.41 1.08.41 1.49 0 .41-.41.41-1.08 0-1.49L15.5 14zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z"></path>
|
|
</svg>
|
|
<input placeholder="Quick search" aria-label="Quick search" type="search" name="q" />
|
|
<input type="submit" value="Go"/>
|
|
</form>
|
|
</span>
|
|
</nav>
|
|
<div class="menu-wrapper">
|
|
<nav class="menu" role="navigation" aria-label="main navigation">
|
|
<div class="language_switcher_placeholder"></div>
|
|
|
|
<label class="theme-selector-label">
|
|
Theme
|
|
<select class="theme-selector" oninput="activateTheme(this.value)">
|
|
<option value="auto" selected>Auto</option>
|
|
<option value="light">Light</option>
|
|
<option value="dark">Dark</option>
|
|
</select>
|
|
</label>
|
|
<div>
|
|
<h4>Previous topic</h4>
|
|
<p class="topless"><a href="binascii.html"
|
|
title="previous chapter"><code class="xref py py-mod docutils literal notranslate"><span class="pre">binascii</span></code> — Convert between binary and ASCII</a></p>
|
|
</div>
|
|
<div>
|
|
<h4>Next topic</h4>
|
|
<p class="topless"><a href="markup.html"
|
|
title="next chapter">Structured Markup Processing Tools</a></p>
|
|
</div>
|
|
<div role="note" aria-label="source link">
|
|
<h3>This Page</h3>
|
|
<ul class="this-page-menu">
|
|
<li><a href="../bugs.html">Report a Bug</a></li>
|
|
<li>
|
|
<a href="https://github.com/python/cpython/blob/main/Doc/library/quopri.rst"
|
|
rel="nofollow">Show Source
|
|
</a>
|
|
</li>
|
|
</ul>
|
|
</div>
|
|
</nav>
|
|
</div>
|
|
</div>
|
|
|
|
|
|
<div class="related" role="navigation" aria-label="Related">
|
|
<h3>Navigation</h3>
|
|
<ul>
|
|
<li class="right" style="margin-right: 10px">
|
|
<a href="../genindex.html" title="General Index"
|
|
accesskey="I">index</a></li>
|
|
<li class="right" >
|
|
<a href="../py-modindex.html" title="Python Module Index"
|
|
>modules</a> |</li>
|
|
<li class="right" >
|
|
<a href="markup.html" title="Structured Markup Processing Tools"
|
|
accesskey="N">next</a> |</li>
|
|
<li class="right" >
|
|
<a href="binascii.html" title="binascii — Convert between binary and ASCII"
|
|
accesskey="P">previous</a> |</li>
|
|
|
|
<li><img src="../_static/py.svg" alt="Python logo" style="vertical-align: middle; margin-top: -1px"/></li>
|
|
<li><a href="https://www.python.org/">Python</a> »</li>
|
|
<li class="switchers">
|
|
<div class="language_switcher_placeholder"></div>
|
|
<div class="version_switcher_placeholder"></div>
|
|
</li>
|
|
<li>
|
|
|
|
</li>
|
|
<li id="cpython-language-and-version">
|
|
<a href="../index.html">3.13.3 Documentation</a> »
|
|
</li>
|
|
|
|
<li class="nav-item nav-item-1"><a href="index.html" >The Python Standard Library</a> »</li>
|
|
<li class="nav-item nav-item-2"><a href="netdata.html" accesskey="U">Internet Data Handling</a> »</li>
|
|
<li class="nav-item nav-item-this"><a href=""><code class="xref py py-mod docutils literal notranslate"><span class="pre">quopri</span></code> — Encode and decode MIME quoted-printable data</a></li>
|
|
<li class="right">
|
|
|
|
|
|
<div class="inline-search" role="search">
|
|
<form class="inline-search" action="../search.html" method="get">
|
|
<input placeholder="Quick search" aria-label="Quick search" type="search" name="q" id="search-box" />
|
|
<input type="submit" value="Go" />
|
|
</form>
|
|
</div>
|
|
|
|
|
</li>
|
|
<li class="right">
|
|
<label class="theme-selector-label">
|
|
Theme
|
|
<select class="theme-selector" oninput="activateTheme(this.value)">
|
|
<option value="auto" selected>Auto</option>
|
|
<option value="light">Light</option>
|
|
<option value="dark">Dark</option>
|
|
</select>
|
|
</label> |</li>
|
|
|
|
</ul>
|
|
</div>
|
|
|
|
<div class="document">
|
|
<div class="documentwrapper">
|
|
<div class="bodywrapper">
|
|
<div class="body" role="main">
|
|
|
|
<section id="module-quopri">
|
|
<span id="quopri-encode-and-decode-mime-quoted-printable-data"></span><h1><code class="xref py py-mod docutils literal notranslate"><span class="pre">quopri</span></code> — Encode and decode MIME quoted-printable data<a class="headerlink" href="#module-quopri" title="Link to this heading">¶</a></h1>
|
|
<p><strong>Source code:</strong> <a class="extlink-source reference external" href="https://github.com/python/cpython/tree/3.13/Lib/quopri.py">Lib/quopri.py</a></p>
|
|
<hr class="docutils" id="index-0" />
|
|
<p>This module performs quoted-printable transport encoding and decoding, as
|
|
defined in <span class="target" id="index-1"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc1521.html"><strong>RFC 1521</strong></a>: “MIME (Multipurpose Internet Mail Extensions) Part One:
|
|
Mechanisms for Specifying and Describing the Format of Internet Message Bodies”.
|
|
The quoted-printable encoding is designed for data where there are relatively
|
|
few nonprintable characters; the base64 encoding scheme available via the
|
|
<a class="reference internal" href="base64.html#module-base64" title="base64: RFC 4648: Base16, Base32, Base64 Data Encodings; Base85 and Ascii85"><code class="xref py py-mod docutils literal notranslate"><span class="pre">base64</span></code></a> module is more compact if there are many such characters, as when
|
|
sending a graphics file.</p>
|
|
<dl class="py function">
|
|
<dt class="sig sig-object py" id="quopri.decode">
|
|
<span class="sig-prename descclassname"><span class="pre">quopri.</span></span><span class="sig-name descname"><span class="pre">decode</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">input</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">output</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">header</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">False</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#quopri.decode" title="Link to this definition">¶</a></dt>
|
|
<dd><p>Decode the contents of the <em>input</em> file and write the resulting decoded binary
|
|
data to the <em>output</em> file. <em>input</em> and <em>output</em> must be <a class="reference internal" href="../glossary.html#term-file-object"><span class="xref std std-term">binary file objects</span></a>. If the optional argument <em>header</em> is present and true, underscore
|
|
will be decoded as space. This is used to decode “Q”-encoded headers as
|
|
described in <span class="target" id="index-2"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc1522.html"><strong>RFC 1522</strong></a>: “MIME (Multipurpose Internet Mail Extensions)
|
|
Part Two: Message Header Extensions for Non-ASCII Text”.</p>
|
|
</dd></dl>
|
|
|
|
<dl class="py function">
|
|
<dt class="sig sig-object py" id="quopri.encode">
|
|
<span class="sig-prename descclassname"><span class="pre">quopri.</span></span><span class="sig-name descname"><span class="pre">encode</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">input</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">output</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">quotetabs</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">header</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">False</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#quopri.encode" title="Link to this definition">¶</a></dt>
|
|
<dd><p>Encode the contents of the <em>input</em> file and write the resulting quoted-printable
|
|
data to the <em>output</em> file. <em>input</em> and <em>output</em> must be
|
|
<a class="reference internal" href="../glossary.html#term-file-object"><span class="xref std std-term">binary file objects</span></a>. <em>quotetabs</em>, a
|
|
non-optional flag which controls whether to encode embedded spaces
|
|
and tabs; when true it encodes such embedded whitespace, and when
|
|
false it leaves them unencoded.
|
|
Note that spaces and tabs appearing at the end of lines are always encoded,
|
|
as per <span class="target" id="index-3"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc1521.html"><strong>RFC 1521</strong></a>. <em>header</em> is a flag which controls if spaces are encoded
|
|
as underscores as per <span class="target" id="index-4"></span><a class="rfc reference external" href="https://datatracker.ietf.org/doc/html/rfc1522.html"><strong>RFC 1522</strong></a>.</p>
|
|
</dd></dl>
|
|
|
|
<dl class="py function">
|
|
<dt class="sig sig-object py" id="quopri.decodestring">
|
|
<span class="sig-prename descclassname"><span class="pre">quopri.</span></span><span class="sig-name descname"><span class="pre">decodestring</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">s</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">header</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">False</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#quopri.decodestring" title="Link to this definition">¶</a></dt>
|
|
<dd><p>Like <a class="reference internal" href="#quopri.decode" title="quopri.decode"><code class="xref py py-func docutils literal notranslate"><span class="pre">decode()</span></code></a>, except that it accepts a source <a class="reference internal" href="stdtypes.html#bytes" title="bytes"><code class="xref py py-class docutils literal notranslate"><span class="pre">bytes</span></code></a> and
|
|
returns the corresponding decoded <a class="reference internal" href="stdtypes.html#bytes" title="bytes"><code class="xref py py-class docutils literal notranslate"><span class="pre">bytes</span></code></a>.</p>
|
|
</dd></dl>
|
|
|
|
<dl class="py function">
|
|
<dt class="sig sig-object py" id="quopri.encodestring">
|
|
<span class="sig-prename descclassname"><span class="pre">quopri.</span></span><span class="sig-name descname"><span class="pre">encodestring</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">s</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">quotetabs</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">False</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">header</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">False</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#quopri.encodestring" title="Link to this definition">¶</a></dt>
|
|
<dd><p>Like <a class="reference internal" href="#quopri.encode" title="quopri.encode"><code class="xref py py-func docutils literal notranslate"><span class="pre">encode()</span></code></a>, except that it accepts a source <a class="reference internal" href="stdtypes.html#bytes" title="bytes"><code class="xref py py-class docutils literal notranslate"><span class="pre">bytes</span></code></a> and
|
|
returns the corresponding encoded <a class="reference internal" href="stdtypes.html#bytes" title="bytes"><code class="xref py py-class docutils literal notranslate"><span class="pre">bytes</span></code></a>. By default, it sends a
|
|
<code class="docutils literal notranslate"><span class="pre">False</span></code> value to <em>quotetabs</em> parameter of the <a class="reference internal" href="#quopri.encode" title="quopri.encode"><code class="xref py py-func docutils literal notranslate"><span class="pre">encode()</span></code></a> function.</p>
|
|
</dd></dl>
|
|
|
|
<div class="admonition seealso">
|
|
<p class="admonition-title">See also</p>
|
|
<dl class="simple">
|
|
<dt>Module <a class="reference internal" href="base64.html#module-base64" title="base64: RFC 4648: Base16, Base32, Base64 Data Encodings; Base85 and Ascii85"><code class="xref py py-mod docutils literal notranslate"><span class="pre">base64</span></code></a></dt><dd><p>Encode and decode MIME base64 data</p>
|
|
</dd>
|
|
</dl>
|
|
</div>
|
|
</section>
|
|
|
|
|
|
<div class="clearer"></div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
<div class="sphinxsidebar" role="navigation" aria-label="Main">
|
|
<div class="sphinxsidebarwrapper">
|
|
<div>
|
|
<h4>Previous topic</h4>
|
|
<p class="topless"><a href="binascii.html"
|
|
title="previous chapter"><code class="xref py py-mod docutils literal notranslate"><span class="pre">binascii</span></code> — Convert between binary and ASCII</a></p>
|
|
</div>
|
|
<div>
|
|
<h4>Next topic</h4>
|
|
<p class="topless"><a href="markup.html"
|
|
title="next chapter">Structured Markup Processing Tools</a></p>
|
|
</div>
|
|
<div role="note" aria-label="source link">
|
|
<h3>This Page</h3>
|
|
<ul class="this-page-menu">
|
|
<li><a href="../bugs.html">Report a Bug</a></li>
|
|
<li>
|
|
<a href="https://github.com/python/cpython/blob/main/Doc/library/quopri.rst"
|
|
rel="nofollow">Show Source
|
|
</a>
|
|
</li>
|
|
</ul>
|
|
</div>
|
|
</div>
|
|
<div id="sidebarbutton" title="Collapse sidebar">
|
|
<span>«</span>
|
|
</div>
|
|
|
|
</div>
|
|
<div class="clearer"></div>
|
|
</div>
|
|
<div class="related" role="navigation" aria-label="Related">
|
|
<h3>Navigation</h3>
|
|
<ul>
|
|
<li class="right" style="margin-right: 10px">
|
|
<a href="../genindex.html" title="General Index"
|
|
>index</a></li>
|
|
<li class="right" >
|
|
<a href="../py-modindex.html" title="Python Module Index"
|
|
>modules</a> |</li>
|
|
<li class="right" >
|
|
<a href="markup.html" title="Structured Markup Processing Tools"
|
|
>next</a> |</li>
|
|
<li class="right" >
|
|
<a href="binascii.html" title="binascii — Convert between binary and ASCII"
|
|
>previous</a> |</li>
|
|
|
|
<li><img src="../_static/py.svg" alt="Python logo" style="vertical-align: middle; margin-top: -1px"/></li>
|
|
<li><a href="https://www.python.org/">Python</a> »</li>
|
|
<li class="switchers">
|
|
<div class="language_switcher_placeholder"></div>
|
|
<div class="version_switcher_placeholder"></div>
|
|
</li>
|
|
<li>
|
|
|
|
</li>
|
|
<li id="cpython-language-and-version">
|
|
<a href="../index.html">3.13.3 Documentation</a> »
|
|
</li>
|
|
|
|
<li class="nav-item nav-item-1"><a href="index.html" >The Python Standard Library</a> »</li>
|
|
<li class="nav-item nav-item-2"><a href="netdata.html" >Internet Data Handling</a> »</li>
|
|
<li class="nav-item nav-item-this"><a href=""><code class="xref py py-mod docutils literal notranslate"><span class="pre">quopri</span></code> — Encode and decode MIME quoted-printable data</a></li>
|
|
<li class="right">
|
|
|
|
|
|
<div class="inline-search" role="search">
|
|
<form class="inline-search" action="../search.html" method="get">
|
|
<input placeholder="Quick search" aria-label="Quick search" type="search" name="q" id="search-box" />
|
|
<input type="submit" value="Go" />
|
|
</form>
|
|
</div>
|
|
|
|
|
</li>
|
|
<li class="right">
|
|
<label class="theme-selector-label">
|
|
Theme
|
|
<select class="theme-selector" oninput="activateTheme(this.value)">
|
|
<option value="auto" selected>Auto</option>
|
|
<option value="light">Light</option>
|
|
<option value="dark">Dark</option>
|
|
</select>
|
|
</label> |</li>
|
|
|
|
</ul>
|
|
</div>
|
|
<div class="footer">
|
|
©
|
|
<a href="../copyright.html">
|
|
|
|
Copyright
|
|
|
|
</a>
|
|
2001-2025, Python Software Foundation.
|
|
<br />
|
|
This page is licensed under the Python Software Foundation License Version 2.
|
|
<br />
|
|
Examples, recipes, and other code in the documentation are additionally licensed under the Zero Clause BSD License.
|
|
<br />
|
|
|
|
See <a href="/license.html">History and License</a> for more information.<br />
|
|
|
|
|
|
<br />
|
|
|
|
The Python Software Foundation is a non-profit corporation.
|
|
<a href="https://www.python.org/psf/donations/">Please donate.</a>
|
|
<br />
|
|
<br />
|
|
Last updated on Apr 08, 2025 (14:33 UTC).
|
|
|
|
<a href="/bugs.html">Found a bug</a>?
|
|
|
|
<br />
|
|
|
|
Created using <a href="https://www.sphinx-doc.org/">Sphinx</a> 8.2.3.
|
|
</div>
|
|
|
|
</body>
|
|
</html> |