1i;UdZddlmZddlmZddgZdaeeed<d deed dfd Zd efd Z eddS) z.Fast Fourier Transform (FFT) library container) ModuleType)Optional get_fftlib set_fftlibN__FFTLIBlibreturnc|ddlm}|}|adS)aSet the FFT library used by librosa. Parameters ---------- lib : None or module Must implement an interface compatible with `numpy.fft`. If ``None``, reverts to `numpy.fft`. Examples -------- Use `pyfftw`: >>> import pyfftw >>> librosa.set_fftlib(pyfftw.interfaces.numpy_fft) Reset to default `numpy` implementation >>> librosa.set_fftlib() Nr)fft)numpyr r)rr s N/var/www/html/speakWrite/venv/lib/python3.11/site-packages/librosa/core/fft.pyrrs)* {HHHc"tJtS)zGet the FFT library currently used by librosa Returns ------- fft : module The FFT library currently used by librosa. Must API-compatible with `numpy.fft`. )rrr rr+s u Or)N) __doc__typesrtypingr__all__r__annotations__rrrrr rs544  &"&(: %%%HZ(D:J$ 4r