Re: [Numpy-discussion] FFTS for numpy's FFTs (was: Re: Choosing between NumPy and SciPy functions)

On 28/10/14 04:28, Nathaniel Smith wrote:

- not sure if it can handle non-power-of-two problems at all, or at all efficiently. (FFTPACK isn't great here either but major regressions would be bad.)

From my reading, this seems to be the biggest issue with FFTS (from my reading as well) and where FFTW really wins. Having a faster algorithm used when it will work, with fallback to fftpack (or something else) is a good solution IMO. Henry