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<div class="sphx-glr-download-link-note admonition note">
<p class="admonition-title">Note</p>
<p><a class="reference internal" href="#sphx-glr-download-plot-types-basic-stairs-py"><span class="std std-ref">Go to the end</span></a>
to download the full example code.</p>
</div>
<section class="sphx-glr-example-title" id="stairs-values">
<span id="sphx-glr-plot-types-basic-stairs-py"></span><h1>stairs(values)<a class="headerlink" href="#stairs-values" title="Link to this heading">#</a></h1>
<p>Draw a stepwise constant function as a line or a filled plot.</p>
<p>See <a class="reference internal" href="../../api/_as_gen/matplotlib.axes.Axes.stairs.html#matplotlib.axes.Axes.stairs" title="matplotlib.axes.Axes.stairs"><code class="xref py py-obj docutils literal notranslate"><span class="pre">stairs</span></code></a> when plotting <span class="math notranslate nohighlight">\(y\)</span> between
<span class="math notranslate nohighlight">\((x_i, x_{i+1})\)</span>. For plotting <span class="math notranslate nohighlight">\(y\)</span> at <span class="math notranslate nohighlight">\(x\)</span>, see
<a class="reference internal" href="../../api/_as_gen/matplotlib.axes.Axes.step.html#matplotlib.axes.Axes.step" title="matplotlib.axes.Axes.step"><code class="xref py py-obj docutils literal notranslate"><span class="pre">step</span></code></a>.</p>
<img src="../../_images/sphx_glr_stairs_001.png" srcset="../../_images/sphx_glr_stairs_001.png, ../../_images/sphx_glr_stairs_001_2_00x.png 2.00x" alt="stairs" class = "sphx-glr-single-img"/><div class="highlight-Python notranslate"><div class="highlight"><pre><span></span><span class="kn">import</span><span class="w"> </span><span class="nn">matplotlib.pyplot</span><span class="w"> </span><span class="k">as</span><span class="w"> </span><span class="nn">plt</span>
<span class="kn">import</span><span class="w"> </span><span class="nn">numpy</span><span class="w"> </span><span class="k">as</span><span class="w"> </span><span class="nn">np</span>
<span class="n">plt</span><span class="o">.</span><span class="n">style</span><span class="o">.</span><span class="n">use</span><span class="p">(</span><span class="s1">'_mpl-gallery'</span><span class="p">)</span>
<span class="c1"># make data</span>
<a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">y</span></a> <span class="o">=</span> <span class="p">[</span><span class="mf">4.8</span><span class="p">,</span> <span class="mf">5.5</span><span class="p">,</span> <span class="mf">3.5</span><span class="p">,</span> <span class="mf">4.6</span><span class="p">,</span> <span class="mf">6.5</span><span class="p">,</span> <span class="mf">6.6</span><span class="p">,</span> <span class="mf">2.6</span><span class="p">,</span> <span class="mf">3.0</span><span class="p">]</span>
<span class="c1"># plot</span>
<a href="../../api/_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure" title="matplotlib.figure.Figure" class="sphx-glr-backref-module-matplotlib-figure sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">fig</span></a><span class="p">,</span> <a href="../../api/_as_gen/matplotlib.axes.Axes.html#matplotlib.axes.Axes" title="matplotlib.axes.Axes" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">ax</span></a> <span class="o">=</span> <a href="../../api/_as_gen/matplotlib.pyplot.subplots.html#matplotlib.pyplot.subplots" title="matplotlib.pyplot.subplots" class="sphx-glr-backref-module-matplotlib-pyplot sphx-glr-backref-type-py-function"><span class="n">plt</span><span class="o">.</span><span class="n">subplots</span></a><span class="p">()</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.stairs.html#matplotlib.axes.Axes.stairs" title="matplotlib.axes.Axes.stairs" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax</span><span class="o">.</span><span class="n">stairs</span></a><span class="p">(</span><a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">y</span></a><span class="p">,</span> <span class="n">linewidth</span><span class="o">=</span><span class="mf">2.5</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.set.html#matplotlib.axes.Axes.set" title="matplotlib.axes.Axes.set" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax</span><span class="o">.</span><span class="n">set</span></a><span class="p">(</span><span class="n">xlim</span><span class="o">=</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">8</span><span class="p">),</span> <span class="n">xticks</span><span class="o">=</span><a href="https://numpy.org/doc/stable/reference/generated/numpy.arange.html#numpy.arange" title="numpy.arange" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">arange</span></a><span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="mi">8</span><span class="p">),</span>
<span class="n">ylim</span><span class="o">=</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">8</span><span class="p">),</span> <span class="n">yticks</span><span class="o">=</span><a href="https://numpy.org/doc/stable/reference/generated/numpy.arange.html#numpy.arange" title="numpy.arange" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">arange</span></a><span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="mi">8</span><span class="p">))</span>
<a href="../../api/_as_gen/matplotlib.pyplot.show.html#matplotlib.pyplot.show" title="matplotlib.pyplot.show" class="sphx-glr-backref-module-matplotlib-pyplot sphx-glr-backref-type-py-function"><span class="n">plt</span><span class="o">.</span><span class="n">show</span></a><span class="p">()</span>
</pre></div>
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<p><a class="reference download internal" download="" href="../../_downloads/1b052bbfe9e6d6248dc225ff7df9ca18/stairs.ipynb"><code class="xref download docutils literal notranslate"><span class="pre">Download</span> <span class="pre">Jupyter</span> <span class="pre">notebook:</span> <span class="pre">stairs.ipynb</span></code></a></p>
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<p><a class="reference download internal" download="" href="../../_downloads/008c73d5ac1c4af82c0b90fde922ebb9/stairs.py"><code class="xref download docutils literal notranslate"><span class="pre">Download</span> <span class="pre">Python</span> <span class="pre">source</span> <span class="pre">code:</span> <span class="pre">stairs.py</span></code></a></p>
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<p><a class="reference download internal" download="" href="../../_downloads/f68e38787ce561d0f194913418f19c5c/stairs.zip"><code class="xref download docutils literal notranslate"><span class="pre">Download</span> <span class="pre">zipped:</span> <span class="pre">stairs.zip</span></code></a></p>
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