1 files changed, 0 insertions, 57 deletions
diff --git a/numpy/dual.py b/numpy/dual.py
deleted file mode 100644
index c47f8f820..000000000
--- a/numpy/dual.py
+++ /dev/null
@@ -1,57 +0,0 @@
-# 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',
-           'norm','inv','svd','solve','det','eig','eigvals',
-           'eigh','eigvalsh','lstsq', 'pinv','cholesky','i0']
-
-import numpy.linalg as linpkg
-import numpy.fft as fftpkg
-from numpy.lib import i0
-import sys
-
-
-fft = fftpkg.fft
-ifft = fftpkg.ifft
-fftn = fftpkg.fftn
-ifftn = fftpkg.ifftn
-fft2 = fftpkg.fft2
-ifft2 = fftpkg.ifft2
-
-norm = linpkg.norm
-inv = linpkg.inv
-svd = linpkg.svd
-solve = linpkg.solve
-det = linpkg.det
-eig = linpkg.eig
-eigvals = linpkg.eigvals
-eigh = linpkg.eigh
-eigvalsh = linpkg.eigvalsh
-lstsq = linpkg.lstsq
-pinv = linpkg.pinv
-cholesky = linpkg.cholesky
-
-_restore_dict = {}
-
-def register_func(name, func):
-    if name not in __all__:
-        raise ValueError, "%s not a dual function." % name
-    f = sys._getframe(0).f_globals
-    _restore_dict[name] = f[name]
-    f[name] = func
-
-def restore_func(name):
-    if name not in __all__:
-        raise ValueError, "%s not a dual function." % name
-    try:
-        val = _restore_dict[name]
-    except KeyError:
-        return
-    else:
-        sys._getframe(0).f_globals[name] = val
-
-def restore_all():
-    for name in _restore_dict.keys():
-        restore_func(name)