@@ -1,4 +1,4 @@
 # Sphinx build info version 1
 # This file hashes the configuration used when building these files. When it is not found, a full rebuild will be done.
-config: 629f8e46ba09436e3a1567cb7f0aec5d
+config: 46573a037aa1475423e3411973e7a8c4
 tags: 645f666f9bcd5a90fca523b33c5a78b7
@@ -178,14 +178,14 @@ <h2>Conventions employed<a class="headerlink" href="#conventions-employed" title
 <p>The text sometimes introduces counterexamples: illustrations of code errors or
 bad implementation ideas. These will be flagged with a big red cross:</p>
 <div class="badcode docutils container">
-<div class="highlight-python3 notranslate"><div class="highlight"><pre><span></span><span class="nb">print</span> <span class="s2">&quot;Hello World&quot;</span>
+<div class="highlight-python3 notranslate"><div class="highlight"><pre><span></span><span class="nb">print</span> <span class="s2">"Hello World"</span>
 </pre></div>
 </div>
 </div>
 <p>Conversely, if it’s necessary in context to highlight which approach is the
 correct one, the code will come with a big green tick:</p>
 <div class="goodcode docutils container">
-<div class="highlight-python3 notranslate"><div class="highlight"><pre><span></span><span class="nb">print</span><span class="p">(</span><span class="s2">&quot;Hello World&quot;</span><span class="p">)</span>
+<div class="highlight-python3 notranslate"><div class="highlight"><pre><span></span><span class="nb">print</span><span class="p">(</span><span class="s2">"Hello World"</span><span class="p">)</span>
 </pre></div>
 </div>
 </div>
@@ -236,7 +236,7 @@ <h2>Changes in the second and third editions<a class="headerlink" href="#changes
 workspaces in <a class="reference internal" href="2_programs_in_files.html#workspaces"><span class="std std-numref">Section 2.2.1</span></a>, and the Flake8 extension in
 <a class="reference internal" href="4_style.html#flake8-extension"><span class="std std-numref">Section 4.2.2</span></a>. Together, these provide correctly integrated code
 linting. It also consistently uses <code class="xref py py-obj docutils literal notranslate"><span class="pre">python</span> <span class="pre">-m</span></code> to invoke tools such as <code class="xref py py-obj docutils literal notranslate"><span class="pre">pip</span></code>,
-<a class="reference external" href="https://docs.pytest.org/en/latest/index.html#module-pytest" title="(in pytest v9.1.0.dev134)"><code class="xref py py-obj docutils literal notranslate"><span class="pre">pytest</span></code></a> and <code class="xref py py-obj docutils literal notranslate"><span class="pre">flake8</span></code>. This is less error-prone for students. The description
+<a class="reference external" href="https://docs.pytest.org/en/latest/index.html#module-pytest" title="(in pytest v9.2.0.dev345)"><code class="xref py py-obj docutils literal notranslate"><span class="pre">pytest</span></code></a> and <code class="xref py py-obj docutils literal notranslate"><span class="pre">flake8</span></code>. This is less error-prone for students. The description
 of <a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#finally" title="(in Python v3.14)"><code class="xref std std-keyword docutils literal notranslate"><span class="pre">finally</span></code></a> in <a class="reference internal" href="6_exceptions.html#else-finally"><span class="std std-numref">Section 6.5.2</span></a> has been also improved.</p>
 </section>
 </section>
 
@@ -318,7 +318,7 @@ <h3><span class="section-number">1.2.2. </span>Creating the venv<a class="header
 <h2><span class="section-number">1.3. </span>Installing Python packages<a class="headerlink" href="#installing-python-packages" title="Link to this heading">¶</a></h2>
 <p>Suppose we’ve created and activated a venv, and now there’s a Python package
 we’d like to have access to. Installation of Python packages is handled by the
-Python package <a class="reference external" href="https://pip.pypa.io/en/stable/" title="(in pip v25.3)"><span class="xref std std-doc">Pip</span></a>, which you will usually find
+Python package <a class="reference external" href="https://pip.pypa.io/en/stable/" title="(in pip v26.2)"><span class="xref std std-doc">Pip</span></a>, which you will usually find
 pre-installed in your Python installation. Pip has many usage options, which
 enable a large number of different installation configurations. However, for
 most users most of the time, a few simple pip commands suffice. As with
@@ -329,8 +329,8 @@ <h2><span class="section-number">1.3. </span>Installing Python packages<a class=
 <p><a class="reference external" href="https://pypi.org">PyPI</a> is the Python Package Index. It is the
 official download location for publicly released Python packages which
 aren’t themselves a part of the built-in <a class="reference external" href="https://docs.python.org/3/library/index.html" title="(in Python v3.14)"><span class="xref std std-doc">Python Standard Library</span></a>. Many important mathematical packages
-including <a class="reference external" href="https://numpy.org/doc/stable/reference/index.html#module-numpy" title="(in NumPy v2.3)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">numpy</span></code></a> and <a class="reference external" href="https://www.sympy.org">sympy</a> are
-distributed from PyPI. Suppose your venv doesn’t have <a class="reference external" href="https://numpy.org/doc/stable/reference/index.html#module-numpy" title="(in NumPy v2.3)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">numpy</span></code></a>
+including <a class="reference external" href="https://numpy.org/doc/stable/reference/index.html#module-numpy" title="(in NumPy v2.5)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">numpy</span></code></a> and <a class="reference external" href="https://www.sympy.org">sympy</a> are
+distributed from PyPI. Suppose your venv doesn’t have <a class="reference external" href="https://numpy.org/doc/stable/reference/index.html#module-numpy" title="(in NumPy v2.5)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">numpy</span></code></a>
 installed and you need it. You would install it with the following
 terminal command:</p>
 <div class="highlight-console notranslate"><div class="highlight"><pre><span></span><span class="gp gp-VirtualEnv">(PoP_venv)</span> <span class="gp">$ </span>python<span class="w"> </span>-m<span class="w"> </span>pip<span class="w"> </span>install<span class="w"> </span>numpy