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<section id="pending-removal-in-python-3-14">
<h1>Pending Removal in Python 3.14<a class="headerlink" href="#pending-removal-in-python-3-14" title="Link to this heading"></a></h1>
<ul>
<li><p>The <code class="docutils literal notranslate"><span class="pre">ma_version_tag</span></code> field in <a class="reference internal" href="../c-api/dict.html#c.PyDictObject" title="PyDictObject"><code class="xref c c-type docutils literal notranslate"><span class="pre">PyDictObject</span></code></a> for extension modules
(<span class="target" id="index-0"></span><a class="pep reference external" href="https://peps.python.org/pep-0699/"><strong>PEP 699</strong></a>; <a class="reference external" href="https://github.com/python/cpython/issues/101193">gh-101193</a>).</p></li>
<li><p>Creating <a class="reference internal" href="../c-api/typeobj.html#c.Py_TPFLAGS_IMMUTABLETYPE" title="Py_TPFLAGS_IMMUTABLETYPE"><code class="xref c c-data docutils literal notranslate"><span class="pre">immutable</span> <span class="pre">types</span></code></a> with mutable
bases (<a class="reference external" href="https://github.com/python/cpython/issues/95388">gh-95388</a>).</p></li>
<li><p>Functions to configure Pythons initialization, deprecated in Python 3.11:</p>
<ul class="simple">
<li><p><code class="xref c c-func docutils literal notranslate"><span class="pre">PySys_SetArgvEx()</span></code>:
Set <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.argv" title="PyConfig.argv"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.argv</span></code></a> instead.</p></li>
<li><p><code class="xref c c-func docutils literal notranslate"><span class="pre">PySys_SetArgv()</span></code>:
Set <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.argv" title="PyConfig.argv"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.argv</span></code></a> instead.</p></li>
<li><p><code class="xref c c-func docutils literal notranslate"><span class="pre">Py_SetProgramName()</span></code>:
Set <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.program_name" title="PyConfig.program_name"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.program_name</span></code></a> instead.</p></li>
<li><p><code class="xref c c-func docutils literal notranslate"><span class="pre">Py_SetPythonHome()</span></code>:
Set <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.home" title="PyConfig.home"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.home</span></code></a> instead.</p></li>
</ul>
<p>The <a class="reference internal" href="../c-api/init.html#c.Py_InitializeFromConfig" title="Py_InitializeFromConfig"><code class="xref c c-func docutils literal notranslate"><span class="pre">Py_InitializeFromConfig()</span></code></a> API should be used with
<a class="reference internal" href="../c-api/init_config.html#c.PyConfig" title="PyConfig"><code class="xref c c-type docutils literal notranslate"><span class="pre">PyConfig</span></code></a> instead.</p>
</li>
<li><p>Global configuration variables:</p>
<ul class="simple">
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_DebugFlag" title="Py_DebugFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_DebugFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.parser_debug" title="PyConfig.parser_debug"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.parser_debug</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_VerboseFlag" title="Py_VerboseFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_VerboseFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.verbose" title="PyConfig.verbose"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.verbose</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_QuietFlag" title="Py_QuietFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_QuietFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.quiet" title="PyConfig.quiet"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.quiet</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_InteractiveFlag" title="Py_InteractiveFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_InteractiveFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.interactive" title="PyConfig.interactive"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.interactive</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_InspectFlag" title="Py_InspectFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_InspectFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.inspect" title="PyConfig.inspect"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.inspect</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_OptimizeFlag" title="Py_OptimizeFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_OptimizeFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.optimization_level" title="PyConfig.optimization_level"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.optimization_level</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_NoSiteFlag" title="Py_NoSiteFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_NoSiteFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.site_import" title="PyConfig.site_import"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.site_import</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_BytesWarningFlag" title="Py_BytesWarningFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_BytesWarningFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.bytes_warning" title="PyConfig.bytes_warning"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.bytes_warning</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_FrozenFlag" title="Py_FrozenFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_FrozenFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.pathconfig_warnings" title="PyConfig.pathconfig_warnings"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.pathconfig_warnings</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_IgnoreEnvironmentFlag" title="Py_IgnoreEnvironmentFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_IgnoreEnvironmentFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.use_environment" title="PyConfig.use_environment"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.use_environment</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_DontWriteBytecodeFlag" title="Py_DontWriteBytecodeFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_DontWriteBytecodeFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.write_bytecode" title="PyConfig.write_bytecode"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.write_bytecode</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_NoUserSiteDirectory" title="Py_NoUserSiteDirectory"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_NoUserSiteDirectory</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.user_site_directory" title="PyConfig.user_site_directory"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.user_site_directory</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_UnbufferedStdioFlag" title="Py_UnbufferedStdioFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_UnbufferedStdioFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.buffered_stdio" title="PyConfig.buffered_stdio"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.buffered_stdio</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_HashRandomizationFlag" title="Py_HashRandomizationFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_HashRandomizationFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.use_hash_seed" title="PyConfig.use_hash_seed"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.use_hash_seed</span></code></a>
and <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.hash_seed" title="PyConfig.hash_seed"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.hash_seed</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_IsolatedFlag" title="Py_IsolatedFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_IsolatedFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.isolated" title="PyConfig.isolated"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.isolated</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_LegacyWindowsFSEncodingFlag" title="Py_LegacyWindowsFSEncodingFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_LegacyWindowsFSEncodingFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyPreConfig.legacy_windows_fs_encoding" title="PyPreConfig.legacy_windows_fs_encoding"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyPreConfig.legacy_windows_fs_encoding</span></code></a> instead.</p></li>
<li><p><a class="reference internal" href="../c-api/init.html#c.Py_LegacyWindowsStdioFlag" title="Py_LegacyWindowsStdioFlag"><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_LegacyWindowsStdioFlag</span></code></a>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.legacy_windows_stdio" title="PyConfig.legacy_windows_stdio"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.legacy_windows_stdio</span></code></a> instead.</p></li>
<li><p><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_FileSystemDefaultEncoding</span></code>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.filesystem_encoding" title="PyConfig.filesystem_encoding"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.filesystem_encoding</span></code></a> instead.</p></li>
<li><p><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_HasFileSystemDefaultEncoding</span></code>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.filesystem_encoding" title="PyConfig.filesystem_encoding"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.filesystem_encoding</span></code></a> instead.</p></li>
<li><p><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_FileSystemDefaultEncodeErrors</span></code>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyConfig.filesystem_errors" title="PyConfig.filesystem_errors"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyConfig.filesystem_errors</span></code></a> instead.</p></li>
<li><p><code class="xref c c-var docutils literal notranslate"><span class="pre">Py_UTF8Mode</span></code>:
Use <a class="reference internal" href="../c-api/init_config.html#c.PyPreConfig.utf8_mode" title="PyPreConfig.utf8_mode"><code class="xref c c-member docutils literal notranslate"><span class="pre">PyPreConfig.utf8_mode</span></code></a> instead.
(see <a class="reference internal" href="../c-api/init_config.html#c.Py_PreInitialize" title="Py_PreInitialize"><code class="xref c c-func docutils literal notranslate"><span class="pre">Py_PreInitialize()</span></code></a>)</p></li>
</ul>
<p>The <a class="reference internal" href="../c-api/init.html#c.Py_InitializeFromConfig" title="Py_InitializeFromConfig"><code class="xref c c-func docutils literal notranslate"><span class="pre">Py_InitializeFromConfig()</span></code></a> API should be used with
<a class="reference internal" href="../c-api/init_config.html#c.PyConfig" title="PyConfig"><code class="xref c c-type docutils literal notranslate"><span class="pre">PyConfig</span></code></a> instead.</p>
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