.. _pyplots-whats_new_98_4_fill_between:

pyplots example code: whats_new_98_4_fill_between.py
====================================================

[`source code <whats_new_98_4_fill_between.py>`_]

::

    #!/usr/bin/env python
    import matplotlib.mlab as mlab
    import matplotlib.pyplot as plt
    import numpy as np
    
    x = np.arange(0.0, 2, 0.01)
    y1 = np.sin(2*np.pi*x)
    y2 = 1.2*np.sin(4*np.pi*x)
    
    fig, ax = plt.subplots()
    ax.plot(x, y1, x, y2, color='black')
    ax.fill_between(x, y1, y2, where=y2>y1, facecolor='green')
    ax.fill_between(x, y1, y2, where=y2<=y1, facecolor='red')
    ax.set_title('fill between where')
    
    plt.show()
    

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