def HexBin(xs, ys, **options):
 options = _Underride(options, cmap=matplotlib.cm.Blues)
 pyplot.hexbin(xs, ys, **options)

def HexBin ( xs , ys , ** options ) : options = _Underride ( options , cmap = matplotlib . cm . Blues ) pyplot . hexbin ( xs , ys , ** options )
makes a scatter plot .