Manuel Metz wrote: > Hi, > I just noted a strange behavior of contour(). When a contour plot is > created with negative values and using a single color instead of a cmap, > contour _always_ uses the contour.negative_linestyle, even if linestyles > are specifically provided: > > x = linspace(-pi,pi,100) > X,Y = meshgrid(x,x) > Z = cos(X) + 0.5*cos(Y) > > contour(X,Y,Z, colors='k', linestyles='solid') > > I would expect the contour.negative_linestyle to be used when > linestyles=None, but not if it is explicitly specified. More serious, > even in the following case the effect takes place. > > contour_ls = ['solid']*9 > contour(X,Y,Z,10, colors='k', linestyles=contour_ls) > > > Should we consider this as a bug and fix it ??? Fixed. Thank you. Oh, rats. I forgot again--I need to put this in the maintenance branch, and your immediately preceding change probably should go there, too, so I will take care of both now. Eric