This is documentation for an old release of SciPy (version 0.7.). Read this page in the documentation of the latest stable release (version 1.15.1).
Weighted least-squares spline approximation. See also:
bisplrep, bisplev - an older wrapping of FITPACK UnivariateSpline - a similar class for univariate spline interpolation SmoothUnivariateSpline - to create a BivariateSpline through the
given points