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<div class="section" id="multipage-pdf">
<span id="sphx-glr-gallery-misc-multipage-pdf-py"></span><h1>Multipage PDF<a class="headerlink" href="#multipage-pdf" title="Permalink to this headline">¶</a></h1>
<p>This is a demo of creating a pdf file with several pages,
as well as adding metadata and annotations to pdf files.</p>
<div class="highlight-python"><div class="highlight"><pre><span></span><span class="kn">import</span> <span class="nn">datetime</span>
<span class="kn">import</span> <span class="nn">numpy</span> <span class="kn">as</span> <span class="nn">np</span>
<span class="kn">from</span> <span class="nn">matplotlib.backends.backend_pdf</span> <span class="kn">import</span> <a href="../../api/backend_pdf_api.html#matplotlib.backends.backend_pdf.PdfPages" title="View documentation for matplotlib.backends.backend_pdf.PdfPages"><span class="n">PdfPages</span></a>
<span class="kn">import</span> <span class="nn">matplotlib.pyplot</span> <span class="kn">as</span> <span class="nn">plt</span>
<span class="c1"># Create the PdfPages object to which we will save the pages:</span>
<span class="c1"># The with statement makes sure that the PdfPages object is closed properly at</span>
<span class="c1"># the end of the block, even if an Exception occurs.</span>
<span class="k">with</span> <a href="../../api/backend_pdf_api.html#matplotlib.backends.backend_pdf.PdfPages" title="View documentation for matplotlib.backends.backend_pdf.PdfPages"><span class="n">PdfPages</span></a><span class="p">(</span><span class="s1">'multipage_pdf.pdf'</span><span class="p">)</span> <span class="k">as</span> <span class="n">pdf</span><span class="p">:</span>
<a href="../../api/_as_gen/matplotlib.pyplot.figure.html#matplotlib.pyplot.figure" title="View documentation for matplotlib.pyplot.figure"><span class="n">plt</span><span class="o">.</span><span class="n">figure</span></a><span class="p">(</span><span class="n">figsize</span><span class="o">=</span><span class="p">(</span><span class="mi">3</span><span class="p">,</span> <span class="mi">3</span><span class="p">))</span>
<a href="../../api/_as_gen/matplotlib.pyplot.plot.html#matplotlib.pyplot.plot" title="View documentation for matplotlib.pyplot.plot"><span class="n">plt</span><span class="o">.</span><span class="n">plot</span></a><span class="p">(</span><span class="nb">range</span><span class="p">(</span><span class="mi">7</span><span class="p">),</span> <span class="p">[</span><span class="mi">3</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">4</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">5</span><span class="p">,</span> <span class="mi">9</span><span class="p">,</span> <span class="mi">2</span><span class="p">],</span> <span class="s1">'r-o'</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.pyplot.title.html#matplotlib.pyplot.title" title="View documentation for matplotlib.pyplot.title"><span class="n">plt</span><span class="o">.</span><span class="n">title</span></a><span class="p">(</span><span class="s1">'Page One'</span><span class="p">)</span>
<span class="n">pdf</span><span class="o">.</span><span class="n">savefig</span><span class="p">()</span> <span class="c1"># saves the current figure into a pdf page</span>
<a href="../../api/_as_gen/matplotlib.pyplot.close.html#matplotlib.pyplot.close" title="View documentation for matplotlib.pyplot.close"><span class="n">plt</span><span class="o">.</span><span class="n">close</span></a><span class="p">()</span>
<span class="c1"># if LaTeX is not installed or error caught, change to `usetex=False`</span>
<a href="../../api/_as_gen/matplotlib.pyplot.rc.html#matplotlib.pyplot.rc" title="View documentation for matplotlib.pyplot.rc"><span class="n">plt</span><span class="o">.</span><span class="n">rc</span></a><span class="p">(</span><span class="s1">'text'</span><span class="p">,</span> <span class="n">usetex</span><span class="o">=</span><span class="bp">True</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.pyplot.figure.html#matplotlib.pyplot.figure" title="View documentation for matplotlib.pyplot.figure"><span class="n">plt</span><span class="o">.</span><span class="n">figure</span></a><span class="p">(</span><span class="n">figsize</span><span class="o">=</span><span class="p">(</span><span class="mi">8</span><span class="p">,</span> <span class="mi">6</span><span class="p">))</span>
<span class="n">x</span> <span class="o">=</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.arange.html#numpy.arange" title="View documentation for numpy.arange"><span class="n">np</span><span class="o">.</span><span class="n">arange</span></a><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">5</span><span class="p">,</span> <span class="mf">0.1</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.pyplot.plot.html#matplotlib.pyplot.plot" title="View documentation for matplotlib.pyplot.plot"><span class="n">plt</span><span class="o">.</span><span class="n">plot</span></a><span class="p">(</span><span class="n">x</span><span class="p">,</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.sin.html#numpy.sin" title="View documentation for numpy.sin"><span class="n">np</span><span class="o">.</span><span class="n">sin</span></a><span class="p">(</span><span class="n">x</span><span class="p">),</span> <span class="s1">'b-'</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.pyplot.title.html#matplotlib.pyplot.title" title="View documentation for matplotlib.pyplot.title"><span class="n">plt</span><span class="o">.</span><span class="n">title</span></a><span class="p">(</span><span class="s1">'Page Two'</span><span class="p">)</span>
<span class="n">pdf</span><span class="o">.</span><span class="n">attach_note</span><span class="p">(</span><span class="s2">"plot of sin(x)"</span><span class="p">)</span> <span class="c1"># you can add a pdf note to</span>
<span class="c1"># attach metadata to a page</span>
<span class="n">pdf</span><span class="o">.</span><span class="n">savefig</span><span class="p">()</span>
<a href="../../api/_as_gen/matplotlib.pyplot.close.html#matplotlib.pyplot.close" title="View documentation for matplotlib.pyplot.close"><span class="n">plt</span><span class="o">.</span><span class="n">close</span></a><span class="p">()</span>
<a href="../../api/_as_gen/matplotlib.pyplot.rc.html#matplotlib.pyplot.rc" title="View documentation for matplotlib.pyplot.rc"><span class="n">plt</span><span class="o">.</span><span class="n">rc</span></a><span class="p">(</span><span class="s1">'text'</span><span class="p">,</span> <span class="n">usetex</span><span class="o">=</span><span class="bp">False</span><span class="p">)</span>
<span class="n">fig</span> <span class="o">=</span> <a href="../../api/_as_gen/matplotlib.pyplot.figure.html#matplotlib.pyplot.figure" title="View documentation for matplotlib.pyplot.figure"><span class="n">plt</span><span class="o">.</span><span class="n">figure</span></a><span class="p">(</span><span class="n">figsize</span><span class="o">=</span><span class="p">(</span><span class="mi">4</span><span class="p">,</span> <span class="mi">5</span><span class="p">))</span>
<a href="../../api/_as_gen/matplotlib.pyplot.plot.html#matplotlib.pyplot.plot" title="View documentation for matplotlib.pyplot.plot"><span class="n">plt</span><span class="o">.</span><span class="n">plot</span></a><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">x</span> <span class="o">**</span> <span class="mi">2</span><span class="p">,</span> <span class="s1">'ko'</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.pyplot.title.html#matplotlib.pyplot.title" title="View documentation for matplotlib.pyplot.title"><span class="n">plt</span><span class="o">.</span><span class="n">title</span></a><span class="p">(</span><span class="s1">'Page Three'</span><span class="p">)</span>
<span class="n">pdf</span><span class="o">.</span><span class="n">savefig</span><span class="p">(</span><span class="n">fig</span><span class="p">)</span> <span class="c1"># or you can pass a Figure object to pdf.savefig</span>
<a href="../../api/_as_gen/matplotlib.pyplot.close.html#matplotlib.pyplot.close" title="View documentation for matplotlib.pyplot.close"><span class="n">plt</span><span class="o">.</span><span class="n">close</span></a><span class="p">()</span>
<span class="c1"># We can also set the file's metadata via the PdfPages object:</span>
<span class="n">d</span> <span class="o">=</span> <span class="n">pdf</span><span class="o">.</span><span class="n">infodict</span><span class="p">()</span>
<span class="n">d</span><span class="p">[</span><span class="s1">'Title'</span><span class="p">]</span> <span class="o">=</span> <span class="s1">'Multipage PDF Example'</span>
<span class="n">d</span><span class="p">[</span><span class="s1">'Author'</span><span class="p">]</span> <span class="o">=</span> <span class="sa">u</span><span class="s1">'Jouni K. Sepp</span><span class="se">\xe4</span><span class="s1">nen'</span>
<span class="n">d</span><span class="p">[</span><span class="s1">'Subject'</span><span class="p">]</span> <span class="o">=</span> <span class="s1">'How to create a multipage pdf file and set its metadata'</span>
<span class="n">d</span><span class="p">[</span><span class="s1">'Keywords'</span><span class="p">]</span> <span class="o">=</span> <span class="s1">'PdfPages multipage keywords author title subject'</span>
<span class="n">d</span><span class="p">[</span><span class="s1">'CreationDate'</span><span class="p">]</span> <span class="o">=</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">(</span><span class="mi">2009</span><span class="p">,</span> <span class="mi">11</span><span class="p">,</span> <span class="mi">13</span><span class="p">)</span>
<span class="n">d</span><span class="p">[</span><span class="s1">'ModDate'</span><span class="p">]</span> <span class="o">=</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">today</span><span class="p">()</span>
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