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<h1>Pending removal in Python 3.18<a class="headerlink" href="#pending-removal-in-python-3-18" title="Link to this heading">¶</a></h1>
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<ul>
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<li><p>No longer accept a boolean value when a file descriptor is expected.
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(Contributed by Serhiy Storchaka in <a class="reference external" href="https://github.com/python/cpython/issues/82626">gh-82626</a>.)</p></li>
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<li><p><a class="reference internal" href="../library/decimal.html#module-decimal" title="decimal: Implementation of the General Decimal Arithmetic Specification."><code class="xref py py-mod docutils literal notranslate"><span class="pre">decimal</span></code></a>:</p>
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<li><p>The non-standard and undocumented <a class="reference internal" href="../library/decimal.html#decimal.Decimal" title="decimal.Decimal"><code class="xref py py-class docutils literal notranslate"><span class="pre">Decimal</span></code></a> format
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specifier <code class="docutils literal notranslate"><span class="pre">'N'</span></code>, which is only supported in the <code class="xref py py-mod docutils literal notranslate"><span class="pre">decimal</span></code> module’s
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C implementation, has been deprecated since Python 3.13.
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(Contributed by Serhiy Storchaka in <a class="reference external" href="https://github.com/python/cpython/issues/89902">gh-89902</a>.)</p></li>
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<li><p>Deprecations defined by <span class="target" id="index-0"></span><a class="pep reference external" href="https://peps.python.org/pep-0829/"><strong>PEP 829</strong></a>:</p>
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<p>(Contributed by Barry Warsaw in <a class="reference external" href="https://github.com/python/cpython/issues/148641">gh-148641</a>.)</p>
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