def make_homog(points):
    ' Convert a set of points (dim*n array) to \n        homogeneous coordinates. '
    return vstack((points, ones((1, points.shape[1]))))
Convert a set of points (dim*n array) to 
homogeneous coordinates.
def make_homog(points):
    ' Convert a set of points (dim*n array) to \n        homogeneous coordinates. '
    return vstack((points, ones((1, points.shape[1]))))