def MakeNormalCdf():
    
    thinkplot.PrePlot(3)

    mus = [1.0, 2.0, 3.0]
    sigmas = [0.5, 0.4, 0.3]
    for mu, sigma in zip(mus, sigmas):
        xs, ps = thinkstats2.RenderNormalCdf(mu=mu, sigma=sigma, 
                                               low=-1.0, high=4.0)
        label = r'$\mu=%g$, $\sigma=%g$' % (mu, sigma)
        thinkplot.Plot(xs, ps, label=label)

    thinkplot.Save(root='analytic_normal_cdf',
                   title='Normal CDF',
                   xlabel='x',
                   ylabel='CDF',
                   loc=2)
Construct the Commands-part of the usage text.
dataset/ETHPy150Open AllenDowney/DataExploration/analytic.py/MakeNormalCdf--crossover with--dataset/ETHPy150Open IDSIA/sacred/sacred/arg_parser.py/_format_command_usage