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# This module should be used for functions both in numpy and scipy if
# you want to use the numpy version if available but the scipy version
# otherwise.
# Usage --- from numpy.dual import fft, inv
__all__ = ['fft','ifft','fftn','ifftn','fft2','ifft2',
'inv','svd','solve','det','eig','eigvals','lstsq',
'pinv','cholesky','i0']
try:
import scipy.linalg as linpkg
except ImportError:
import numpy.linalg as linpkg
try:
import scipy.fftpack as fftpkg
except ImportError:
import numpy.dft as fftpkg
try:
from scipy.special import i0
except ImportError:
from numpy.lib import i0
fft = fftpkg.fft
ifft = fftpkg.ifft
fftn = fftpkg.fftn
ifftn = fftpkg.ifftn
fft2 = fftpkg.fft2
ifft2 = fftpkg.ifft2
inv = linpkg.inv
svd = linpkg.svd
solve = linpkg.solve
det = linpkg.det
eig = linpkg.eig
eigvals = linpkg.eigvals
lstsq = linpkg.lstsq
pinv = linpkg.pinv
cholesky = linpkg.cholesky
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