thinkplot.py 文件源码

def Pcolor(xs, ys, zs, pcolor=True, contour=False, **options):
    """Makes a pseudocolor plot.

    xs:
    ys:
    zs:
    pcolor: boolean, whether to make a pseudocolor plot
    contour: boolean, whether to make a contour plot
    options: keyword args passed to pyplot.pcolor and/or pyplot.contour
    """
    _Underride(options, linewidth=3, cmap=matplotlib.cm.Blues)

    X, Y = np.meshgrid(xs, ys)
    Z = zs

    x_formatter = matplotlib.ticker.ScalarFormatter(useOffset=False)
    axes = pyplot.gca()
    axes.xaxis.set_major_formatter(x_formatter)

    if pcolor:
        pyplot.pcolormesh(X, Y, Z, **options)

    if contour:
        cs = pyplot.contour(X, Y, Z, **options)
        pyplot.clabel(cs, inline=1, fontsize=10)