.. _pylab_examples-legend_demo4:

pylab_examples example code: legend_demo4.py
============================================



.. plot:: /home/tcaswell/source/p/matplotlib/doc/mpl_examples/pylab_examples/legend_demo4.py

::

    import matplotlib.pyplot as plt
    
    fig, axes = plt.subplots(3, 1)
    top_ax, middle_ax, bottom_ax = axes
    
    top_ax.bar([0, 1, 2], [0.2, 0.3, 0.1], width=0.4, label="Bar 1",
               align="center")
    top_ax.bar([0.5, 1.5, 2.5], [0.3, 0.2, 0.2], color="red", width=0.4,
               label="Bar 2", align="center")
    top_ax.legend()
    
    middle_ax.errorbar([0, 1, 2], [2, 3, 1], xerr=0.4, fmt="s", label="test 1")
    middle_ax.errorbar([0, 1, 2], [3, 2, 4], yerr=0.3, fmt="o", label="test 2")
    middle_ax.errorbar([0, 1, 2], [1, 1, 3], xerr=0.4, yerr=0.3, fmt="^",
                       label="test 3")
    middle_ax.legend()
    
    bottom_ax.stem([0.3, 1.5, 2.7], [1, 3.6, 2.7], label="stem test")
    bottom_ax.legend()
    
    plt.subplots_adjust(hspace=0.7)
    plt.show()
    

Keywords: python, matplotlib, pylab, example, codex (see :ref:`how-to-search-examples`)