<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta charset="utf-8" /> <title>pkgutil — Package extension utility — Python 3.7.4 documentation</title> <link rel="stylesheet" href="../_static/pydoctheme.css" type="text/css" /> <link rel="stylesheet" href="../_static/pygments.css" type="text/css" /> <script type="text/javascript" id="documentation_options" data-url_root="../" src="../_static/documentation_options.js"></script> <script type="text/javascript" src="../_static/jquery.js"></script> <script type="text/javascript" src="../_static/underscore.js"></script> <script type="text/javascript" src="../_static/doctools.js"></script> <script type="text/javascript" src="../_static/language_data.js"></script> <script type="text/javascript" src="../_static/sidebar.js"></script> <link rel="search" type="application/opensearchdescription+xml" title="Search within Python 3.7.4 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="modulefinder — Find modules used by a script" href="modulefinder.html" /> <link rel="prev" title="zipimport — Import modules from Zip archives" href="zipimport.html" /> <link rel="shortcut icon" type="image/png" href="../_static/py.png" /> <link rel="canonical" href="https://docs.python.org/3/library/pkgutil.html" /> <script type="text/javascript" src="../_static/copybutton.js"></script> <script type="text/javascript" src="../_static/switchers.js"></script> <style> @media only screen { table.full-width-table { width: 100%; } } </style> </head><body> <div class="related" role="navigation" aria-label="related navigation"> <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="modulefinder.html" title="modulefinder — Find modules used by a script" accesskey="N">next</a> |</li> <li class="right" > <a href="zipimport.html" title="zipimport — Import modules from Zip archives" accesskey="P">previous</a> |</li> <li><img src="../_static/py.png" alt="" style="vertical-align: middle; margin-top: -1px"/></li> <li><a href="https://www.python.org/">Python</a> »</li> <li> <span class="language_switcher_placeholder">en</span> <span class="version_switcher_placeholder">3.7.4</span> <a href="../index.html">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="modules.html" accesskey="U">Importing Modules</a> »</li> <li class="right"> <div class="inline-search" style="display: none" role="search"> <form class="inline-search" action="../search.html" method="get"> <input placeholder="Quick search" type="text" name="q" /> <input type="submit" value="Go" /> <input type="hidden" name="check_keywords" value="yes" /> <input type="hidden" name="area" value="default" /> </form> </div> <script type="text/javascript">$('.inline-search').show(0);</script> | </li> </ul> </div> <div class="document"> <div class="documentwrapper"> <div class="bodywrapper"> <div class="body" role="main"> <div class="section" id="module-pkgutil"> <span id="pkgutil-package-extension-utility"></span><h1><a class="reference internal" href="#module-pkgutil" title="pkgutil: Utilities for the import system."><code class="xref py py-mod docutils literal notranslate"><span class="pre">pkgutil</span></code></a> — Package extension utility<a class="headerlink" href="#module-pkgutil" title="Permalink to this headline">¶</a></h1> <p><strong>Source code:</strong> <a class="reference external" href="https://github.com/python/cpython/tree/3.7/Lib/pkgutil.py">Lib/pkgutil.py</a></p> <hr class="docutils" /> <p>This module provides utilities for the import system, in particular package support.</p> <dl class="class"> <dt id="pkgutil.ModuleInfo"> <em class="property">class </em><code class="descclassname">pkgutil.</code><code class="descname">ModuleInfo</code><span class="sig-paren">(</span><em>module_finder</em>, <em>name</em>, <em>ispkg</em><span class="sig-paren">)</span><a class="headerlink" href="#pkgutil.ModuleInfo" title="Permalink to this definition">¶</a></dt> <dd><p>A namedtuple that holds a brief summary of a module’s info.</p> <div class="versionadded"> <p><span class="versionmodified added">New in version 3.6.</span></p> </div> </dd></dl> <dl class="function"> <dt id="pkgutil.extend_path"> <code class="descclassname">pkgutil.</code><code class="descname">extend_path</code><span class="sig-paren">(</span><em>path</em>, <em>name</em><span class="sig-paren">)</span><a class="headerlink" href="#pkgutil.extend_path" title="Permalink to this definition">¶</a></dt> <dd><p>Extend the search path for the modules which comprise a package. Intended use is to place the following code in a package’s <code class="file docutils literal notranslate"><span class="pre">__init__.py</span></code>:</p> <div class="highlight-python3 notranslate"><div class="highlight"><pre><span></span><span class="kn">from</span> <span class="nn">pkgutil</span> <span class="k">import</span> <span class="n">extend_path</span> <span class="n">__path__</span> <span class="o">=</span> <span class="n">extend_path</span><span class="p">(</span><span class="n">__path__</span><span class="p">,</span> <span class="vm">__name__</span><span class="p">)</span> </pre></div> </div> <p>This will add to the package’s <code class="docutils literal notranslate"><span class="pre">__path__</span></code> all subdirectories of directories on <code class="docutils literal notranslate"><span class="pre">sys.path</span></code> named after the package. This is useful if one wants to distribute different parts of a single logical package as multiple directories.</p> <p>It also looks for <code class="file docutils literal notranslate"><span class="pre">*.pkg</span></code> files beginning where <code class="docutils literal notranslate"><span class="pre">*</span></code> matches the <em>name</em> argument. This feature is similar to <code class="file docutils literal notranslate"><span class="pre">*.pth</span></code> files (see the <a class="reference internal" href="site.html#module-site" title="site: Module responsible for site-specific configuration."><code class="xref py py-mod docutils literal notranslate"><span class="pre">site</span></code></a> module for more information), except that it doesn’t special-case lines starting with <code class="docutils literal notranslate"><span class="pre">import</span></code>. A <code class="file docutils literal notranslate"><span class="pre">*.pkg</span></code> file is trusted at face value: apart from checking for duplicates, all entries found in a <code class="file docutils literal notranslate"><span class="pre">*.pkg</span></code> file are added to the path, regardless of whether they exist on the filesystem. (This is a feature.)</p> <p>If the input path is not a list (as is the case for frozen packages) it is returned unchanged. The input path is not modified; an extended copy is returned. Items are only appended to the copy at the end.</p> <p>It is assumed that <a class="reference internal" href="sys.html#sys.path" title="sys.path"><code class="xref py py-data docutils literal notranslate"><span class="pre">sys.path</span></code></a> is a sequence. Items of <a class="reference internal" href="sys.html#sys.path" title="sys.path"><code class="xref py py-data docutils literal notranslate"><span class="pre">sys.path</span></code></a> that are not strings referring to existing directories are ignored. Unicode items on <a class="reference internal" href="sys.html#sys.path" title="sys.path"><code class="xref py py-data docutils literal notranslate"><span class="pre">sys.path</span></code></a> that cause errors when used as filenames may cause this function to raise an exception (in line with <a class="reference internal" href="os.path.html#os.path.isdir" title="os.path.isdir"><code class="xref py py-func docutils literal notranslate"><span class="pre">os.path.isdir()</span></code></a> behavior).</p> </dd></dl> <dl class="class"> <dt id="pkgutil.ImpImporter"> <em class="property">class </em><code class="descclassname">pkgutil.</code><code class="descname">ImpImporter</code><span class="sig-paren">(</span><em>dirname=None</em><span class="sig-paren">)</span><a class="headerlink" href="#pkgutil.ImpImporter" title="Permalink to this definition">¶</a></dt> <dd><p><span class="target" id="index-0"></span><a class="pep reference external" href="https://www.python.org/dev/peps/pep-0302"><strong>PEP 302</strong></a> Finder that wraps Python’s “classic” import algorithm.</p> <p>If <em>dirname</em> is a string, a <span class="target" id="index-1"></span><a class="pep reference external" href="https://www.python.org/dev/peps/pep-0302"><strong>PEP 302</strong></a> finder is created that searches that directory. If <em>dirname</em> is <code class="docutils literal notranslate"><span class="pre">None</span></code>, a <span class="target" id="index-2"></span><a class="pep reference external" href="https://www.python.org/dev/peps/pep-0302"><strong>PEP 302</strong></a> finder is created that searches the current <a class="reference internal" href="sys.html#sys.path" title="sys.path"><code class="xref py py-data docutils literal notranslate"><span class="pre">sys.path</span></code></a>, plus any modules that are frozen or built-in.</p> <p>Note that <a class="reference internal" href="#pkgutil.ImpImporter" title="pkgutil.ImpImporter"><code class="xref py py-class docutils literal notranslate"><span class="pre">ImpImporter</span></code></a> does not currently support being used by placement on <a class="reference internal" href="sys.html#sys.meta_path" title="sys.meta_path"><code class="xref py py-data docutils literal notranslate"><span class="pre">sys.meta_path</span></code></a>.</p> <div class="deprecated"> <p><span class="versionmodified deprecated">Deprecated since version 3.3: </span>This emulation is no longer needed, as the standard import mechanism is now fully PEP 302 compliant and available in <a class="reference internal" href="importlib.html#module-importlib" title="importlib: The implementation of the import machinery."><code class="xref py py-mod docutils literal notranslate"><span class="pre">importlib</span></code></a>.</p> </div> </dd></dl> <dl class="class"> <dt id="pkgutil.ImpLoader"> <em class="property">class </em><code class="descclassname">pkgutil.</code><code class="descname">ImpLoader</code><span class="sig-paren">(</span><em>fullname</em>, <em>file</em>, <em>filename</em>, <em>etc</em><span class="sig-paren">)</span><a class="headerlink" href="#pkgutil.ImpLoader" title="Permalink to this definition">¶</a></dt> <dd><p><a class="reference internal" href="../glossary.html#term-loader"><span class="xref std std-term">Loader</span></a> that wraps Python’s “classic” import algorithm.</p> <div class="deprecated"> <p><span class="versionmodified deprecated">Deprecated since version 3.3: </span>This emulation is no longer needed, as the standard import mechanism is now fully PEP 302 compliant and available in <a class="reference internal" href="importlib.html#module-importlib" title="importlib: The implementation of the import machinery."><code class="xref py py-mod docutils literal notranslate"><span class="pre">importlib</span></code></a>.</p> </div> </dd></dl> <dl class="function"> <dt id="pkgutil.find_loader"> <code class="descclassname">pkgutil.</code><code class="descname">find_loader</code><span class="sig-paren">(</span><em>fullname</em><span class="sig-paren">)</span><a class="headerlink" href="#pkgutil.find_loader" title="Permalink to this definition">¶</a></dt> <dd><p>Retrieve a module <a class="reference internal" href="../glossary.html#term-loader"><span class="xref std std-term">loader</span></a> for the given <em>fullname</em>.</p> <p>This is a backwards compatibility wrapper around <a class="reference internal" href="importlib.html#importlib.util.find_spec" title="importlib.util.find_spec"><code class="xref py py-func docutils literal notranslate"><span class="pre">importlib.util.find_spec()</span></code></a> that converts most failures to <a class="reference internal" href="exceptions.html#ImportError" title="ImportError"><code class="xref py py-exc docutils literal notranslate"><span class="pre">ImportError</span></code></a> and only returns the loader rather than the full <code class="xref py py-class docutils literal notranslate"><span class="pre">ModuleSpec</span></code>.</p> <div class="versionchanged"> <p><span class="versionmodified changed">Changed in version 3.3: </span>Updated to be based directly on <a class="reference internal" href="importlib.html#module-importlib" title="importlib: The implementation of the import machinery."><code class="xref py py-mod docutils literal notranslate"><span class="pre">importlib</span></code></a> rather than relying on the package internal PEP 302 import emulation.</p> </div> <div class="versionchanged"> <p><span class="versionmodified changed">Changed in version 3.4: </span>Updated to be based on <span class="target" id="index-3"></span><a class="pep reference external" href="https://www.python.org/dev/peps/pep-0451"><strong>PEP 451</strong></a></p> </div> </dd></dl> <dl class="function"> <dt id="pkgutil.get_importer"> <code class="descclassname">pkgutil.</code><code class="descname">get_importer</code><span class="sig-paren">(</span><em>path_item</em><span class="sig-paren">)</span><a class="headerlink" href="#pkgutil.get_importer" title="Permalink to this definition">¶</a></dt> <dd><p>Retrieve a <a class="reference internal" href="../glossary.html#term-finder"><span class="xref std std-term">finder</span></a> for the given <em>path_item</em>.</p> <p>The returned finder is cached in <a class="reference internal" href="sys.html#sys.path_importer_cache" title="sys.path_importer_cache"><code class="xref py py-data docutils literal notranslate"><span class="pre">sys.path_importer_cache</span></code></a> if it was newly created by a path hook.</p> <p>The cache (or part of it) can be cleared manually if a rescan of <a class="reference internal" href="sys.html#sys.path_hooks" title="sys.path_hooks"><code class="xref py py-data docutils literal notranslate"><span class="pre">sys.path_hooks</span></code></a> is necessary.</p> <div class="versionchanged"> <p><span class="versionmodified changed">Changed in version 3.3: </span>Updated to be based directly on <a class="reference internal" href="importlib.html#module-importlib" title="importlib: The implementation of the import machinery."><code class="xref py py-mod docutils literal notranslate"><span class="pre">importlib</span></code></a> rather than relying on the package internal PEP 302 import emulation.</p> </div> </dd></dl> <dl class="function"> <dt id="pkgutil.get_loader"> <code class="descclassname">pkgutil.</code><code class="descname">get_loader</code><span class="sig-paren">(</span><em>module_or_name</em><span class="sig-paren">)</span><a class="headerlink" href="#pkgutil.get_loader" title="Permalink to this definition">¶</a></dt> <dd><p>Get a <a class="reference internal" href="../glossary.html#term-loader"><span class="xref std std-term">loader</span></a> object for <em>module_or_name</em>.</p> <p>If the module or package is accessible via the normal import mechanism, a wrapper around the relevant part of that machinery is returned. Returns <code class="docutils literal notranslate"><span class="pre">None</span></code> if the module cannot be found or imported. If the named module is not already imported, its containing package (if any) is imported, in order to establish the package <code class="docutils literal notranslate"><span class="pre">__path__</span></code>.</p> <div class="versionchanged"> <p><span class="versionmodified changed">Changed in version 3.3: </span>Updated to be based directly on <a class="reference internal" href="importlib.html#module-importlib" title="importlib: The implementation of the import machinery."><code class="xref py py-mod docutils literal notranslate"><span class="pre">importlib</span></code></a> rather than relying on the package internal PEP 302 import emulation.</p> </div> <div class="versionchanged"> <p><span class="versionmodified changed">Changed in version 3.4: </span>Updated to be based on <span class="target" id="index-4"></span><a class="pep reference external" href="https://www.python.org/dev/peps/pep-0451"><strong>PEP 451</strong></a></p> </div> </dd></dl> <dl class="function"> <dt id="pkgutil.iter_importers"> <code class="descclassname">pkgutil.</code><code class="descname">iter_importers</code><span class="sig-paren">(</span><em>fullname=''</em><span class="sig-paren">)</span><a class="headerlink" href="#pkgutil.iter_importers" title="Permalink to this definition">¶</a></dt> <dd><p>Yield <a class="reference internal" href="../glossary.html#term-finder"><span class="xref std std-term">finder</span></a> objects for the given module name.</p> <p>If fullname contains a ‘.’, the finders will be for the package containing fullname, otherwise they will be all registered top level finders (i.e. those on both sys.meta_path and sys.path_hooks).</p> <p>If the named module is in a package, that package is imported as a side effect of invoking this function.</p> <p>If no module name is specified, all top level finders are produced.</p> <div class="versionchanged"> <p><span class="versionmodified changed">Changed in version 3.3: </span>Updated to be based directly on <a class="reference internal" href="importlib.html#module-importlib" title="importlib: The implementation of the import machinery."><code class="xref py py-mod docutils literal notranslate"><span class="pre">importlib</span></code></a> rather than relying on the package internal PEP 302 import emulation.</p> </div> </dd></dl> <dl class="function"> <dt id="pkgutil.iter_modules"> <code class="descclassname">pkgutil.</code><code class="descname">iter_modules</code><span class="sig-paren">(</span><em>path=None</em>, <em>prefix=''</em><span class="sig-paren">)</span><a class="headerlink" href="#pkgutil.iter_modules" title="Permalink to this definition">¶</a></dt> <dd><p>Yields <a class="reference internal" href="#pkgutil.ModuleInfo" title="pkgutil.ModuleInfo"><code class="xref py py-class docutils literal notranslate"><span class="pre">ModuleInfo</span></code></a> for all submodules on <em>path</em>, or, if <em>path</em> is <code class="docutils literal notranslate"><span class="pre">None</span></code>, all top-level modules on <code class="docutils literal notranslate"><span class="pre">sys.path</span></code>.</p> <p><em>path</em> should be either <code class="docutils literal notranslate"><span class="pre">None</span></code> or a list of paths to look for modules in.</p> <p><em>prefix</em> is a string to output on the front of every module name on output.</p> <div class="admonition note"> <p class="admonition-title">Note</p> <p>Only works for a <a class="reference internal" href="../glossary.html#term-finder"><span class="xref std std-term">finder</span></a> which defines an <code class="docutils literal notranslate"><span class="pre">iter_modules()</span></code> method. This interface is non-standard, so the module also provides implementations for <a class="reference internal" href="importlib.html#importlib.machinery.FileFinder" title="importlib.machinery.FileFinder"><code class="xref py py-class docutils literal notranslate"><span class="pre">importlib.machinery.FileFinder</span></code></a> and <a class="reference internal" href="zipimport.html#zipimport.zipimporter" title="zipimport.zipimporter"><code class="xref py py-class docutils literal notranslate"><span class="pre">zipimport.zipimporter</span></code></a>.</p> </div> <div class="versionchanged"> <p><span class="versionmodified changed">Changed in version 3.3: </span>Updated to be based directly on <a class="reference internal" href="importlib.html#module-importlib" title="importlib: The implementation of the import machinery."><code class="xref py py-mod docutils literal notranslate"><span class="pre">importlib</span></code></a> rather than relying on the package internal PEP 302 import emulation.</p> </div> </dd></dl> <dl class="function"> <dt id="pkgutil.walk_packages"> <code class="descclassname">pkgutil.</code><code class="descname">walk_packages</code><span class="sig-paren">(</span><em>path=None</em>, <em>prefix=''</em>, <em>onerror=None</em><span class="sig-paren">)</span><a class="headerlink" href="#pkgutil.walk_packages" title="Permalink to this definition">¶</a></dt> <dd><p>Yields <a class="reference internal" href="#pkgutil.ModuleInfo" title="pkgutil.ModuleInfo"><code class="xref py py-class docutils literal notranslate"><span class="pre">ModuleInfo</span></code></a> for all modules recursively on <em>path</em>, or, if <em>path</em> is <code class="docutils literal notranslate"><span class="pre">None</span></code>, all accessible modules.</p> <p><em>path</em> should be either <code class="docutils literal notranslate"><span class="pre">None</span></code> or a list of paths to look for modules in.</p> <p><em>prefix</em> is a string to output on the front of every module name on output.</p> <p>Note that this function must import all <em>packages</em> (<em>not</em> all modules!) on the given <em>path</em>, in order to access the <code class="docutils literal notranslate"><span class="pre">__path__</span></code> attribute to find submodules.</p> <p><em>onerror</em> is a function which gets called with one argument (the name of the package which was being imported) if any exception occurs while trying to import a package. If no <em>onerror</em> function is supplied, <a class="reference internal" href="exceptions.html#ImportError" title="ImportError"><code class="xref py py-exc docutils literal notranslate"><span class="pre">ImportError</span></code></a>s are caught and ignored, while all other exceptions are propagated, terminating the search.</p> <p>Examples:</p> <div class="highlight-python3 notranslate"><div class="highlight"><pre><span></span><span class="c1"># list all modules python can access</span> <span class="n">walk_packages</span><span class="p">()</span> <span class="c1"># list all submodules of ctypes</span> <span class="n">walk_packages</span><span class="p">(</span><span class="n">ctypes</span><span class="o">.</span><span class="n">__path__</span><span class="p">,</span> <span class="n">ctypes</span><span class="o">.</span><span class="vm">__name__</span> <span class="o">+</span> <span class="s1">'.'</span><span class="p">)</span> </pre></div> </div> <div class="admonition note"> <p class="admonition-title">Note</p> <p>Only works for a <a class="reference internal" href="../glossary.html#term-finder"><span class="xref std std-term">finder</span></a> which defines an <code class="docutils literal notranslate"><span class="pre">iter_modules()</span></code> method. This interface is non-standard, so the module also provides implementations for <a class="reference internal" href="importlib.html#importlib.machinery.FileFinder" title="importlib.machinery.FileFinder"><code class="xref py py-class docutils literal notranslate"><span class="pre">importlib.machinery.FileFinder</span></code></a> and <a class="reference internal" href="zipimport.html#zipimport.zipimporter" title="zipimport.zipimporter"><code class="xref py py-class docutils literal notranslate"><span class="pre">zipimport.zipimporter</span></code></a>.</p> </div> <div class="versionchanged"> <p><span class="versionmodified changed">Changed in version 3.3: </span>Updated to be based directly on <a class="reference internal" href="importlib.html#module-importlib" title="importlib: The implementation of the import machinery."><code class="xref py py-mod docutils literal notranslate"><span class="pre">importlib</span></code></a> rather than relying on the package internal PEP 302 import emulation.</p> </div> </dd></dl> <dl class="function"> <dt id="pkgutil.get_data"> <code class="descclassname">pkgutil.</code><code class="descname">get_data</code><span class="sig-paren">(</span><em>package</em>, <em>resource</em><span class="sig-paren">)</span><a class="headerlink" href="#pkgutil.get_data" title="Permalink to this definition">¶</a></dt> <dd><p>Get a resource from a package.</p> <p>This is a wrapper for the <a class="reference internal" href="../glossary.html#term-loader"><span class="xref std std-term">loader</span></a> <a class="reference internal" href="importlib.html#importlib.abc.ResourceLoader.get_data" title="importlib.abc.ResourceLoader.get_data"><code class="xref py py-meth docutils literal notranslate"><span class="pre">get_data</span></code></a> API. The <em>package</em> argument should be the name of a package, in standard module format (<code class="docutils literal notranslate"><span class="pre">foo.bar</span></code>). The <em>resource</em> argument should be in the form of a relative filename, using <code class="docutils literal notranslate"><span class="pre">/</span></code> as the path separator. The parent directory name <code class="docutils literal notranslate"><span class="pre">..</span></code> is not allowed, and nor is a rooted name (starting with a <code class="docutils literal notranslate"><span class="pre">/</span></code>).</p> <p>The function returns a binary string that is the contents of the specified resource.</p> <p>For packages located in the filesystem, which have already been imported, this is the rough equivalent of:</p> <div class="highlight-python3 notranslate"><div class="highlight"><pre><span></span><span class="n">d</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">dirname</span><span class="p">(</span><span class="n">sys</span><span class="o">.</span><span class="n">modules</span><span class="p">[</span><span class="n">package</span><span class="p">]</span><span class="o">.</span><span class="vm">__file__</span><span class="p">)</span> <span class="n">data</span> <span class="o">=</span> <span class="nb">open</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">d</span><span class="p">,</span> <span class="n">resource</span><span class="p">),</span> <span class="s1">'rb'</span><span class="p">)</span><span class="o">.</span><span class="n">read</span><span class="p">()</span> </pre></div> </div> <p>If the package cannot be located or loaded, or it uses a <a class="reference internal" href="../glossary.html#term-loader"><span class="xref std std-term">loader</span></a> which does not support <a class="reference internal" href="importlib.html#importlib.abc.ResourceLoader.get_data" title="importlib.abc.ResourceLoader.get_data"><code class="xref py py-meth docutils literal notranslate"><span class="pre">get_data</span></code></a>, then <code class="docutils literal notranslate"><span class="pre">None</span></code> is returned. In particular, the <a class="reference internal" href="../glossary.html#term-loader"><span class="xref std std-term">loader</span></a> for <a class="reference internal" href="../glossary.html#term-namespace-package"><span class="xref std std-term">namespace packages</span></a> does not support <a class="reference internal" href="importlib.html#importlib.abc.ResourceLoader.get_data" title="importlib.abc.ResourceLoader.get_data"><code class="xref py py-meth docutils literal notranslate"><span class="pre">get_data</span></code></a>.</p> </dd></dl> </div> </div> </div> </div> <div class="sphinxsidebar" role="navigation" aria-label="main navigation"> <div class="sphinxsidebarwrapper"> <h4>Previous topic</h4> <p class="topless"><a href="zipimport.html" title="previous chapter"><code class="xref py py-mod docutils literal notranslate"><span class="pre">zipimport</span></code> — Import modules from Zip archives</a></p> <h4>Next topic</h4> <p class="topless"><a href="modulefinder.html" title="next chapter"><code class="xref py py-mod docutils literal notranslate"><span class="pre">modulefinder</span></code> — Find modules used by a script</a></p> <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/3.7/Doc/library/pkgutil.rst" rel="nofollow">Show Source </a> </li> </ul> </div> </div> </div> <div class="clearer"></div> </div> <div class="related" role="navigation" aria-label="related navigation"> <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="modulefinder.html" title="modulefinder — Find modules used by a script" >next</a> |</li> <li class="right" > <a href="zipimport.html" title="zipimport — Import modules from Zip archives" >previous</a> |</li> <li><img src="../_static/py.png" alt="" style="vertical-align: middle; margin-top: -1px"/></li> <li><a href="https://www.python.org/">Python</a> »</li> <li> <span class="language_switcher_placeholder">en</span> <span class="version_switcher_placeholder">3.7.4</span> <a href="../index.html">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="modules.html" >Importing Modules</a> »</li> <li class="right"> <div class="inline-search" style="display: none" role="search"> <form class="inline-search" action="../search.html" method="get"> <input placeholder="Quick search" type="text" name="q" /> <input type="submit" value="Go" /> <input type="hidden" name="check_keywords" value="yes" /> <input type="hidden" name="area" value="default" /> </form> </div> <script type="text/javascript">$('.inline-search').show(0);</script> | </li> </ul> </div> <div class="footer"> © <a href="../copyright.html">Copyright</a> 2001-2019, Python Software Foundation. <br /> The Python Software Foundation is a non-profit corporation. <a href="https://www.python.org/psf/donations/">Please donate.</a> <br /> Last updated on Jul 13, 2019. <a href="../bugs.html">Found a bug</a>? <br /> Created using <a href="http://sphinx.pocoo.org/">Sphinx</a> 2.0.1. </div> </body> </html>