========== graph_util ========== plot_kde -------- Plot a smoothed (by kernel density estimate) histogram. .. code-block:: bash usage: phylotoast.graph_util.plot_kde(data, ax, title=None, color='r', fill_bt=True) .. cmdoption:: data: An array containing the data to be plotted. .. cmdoption:: ax: The Axes object to draw to. .. cmdoption:: title: The plot title. .. cmdoption:: color: The color of the histogram line and fill. Note that the fill will be plotted with an alpha of 0.35. .. cmdoption:: fill_bt: Specify whether to fill the area beneath the histogram line.