0.2.</span>
<span class="sd">    histogram : `bool`</span>
<span class="sd">        if True, histogram will be plotted.</span>
<span class="sd">        default histogram = True.</span>
<span class="sd">    histogram_bins : `int`</span>
<span class="sd">        number of bins for histogram.</span>
<span class="sd">        default histogram_bins = 30.</span>

<span class="sd">    Examples</span>
<span class="sd">    ----------</span>
<span class="sd">    &gt;&gt;&gt; import matplotlib.pyplot as plt</span>
<sp