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Diffstat (limited to 'development/numpy3/README')
-rw-r--r-- | development/numpy3/README | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/development/numpy3/README b/development/numpy3/README index f219a96c84..579bc2a36f 100644 --- a/development/numpy3/README +++ b/development/numpy3/README @@ -9,13 +9,26 @@ interfacing with general-purpose data-base applications. There are also basic facilities for discrete fourier transform, basic linear algebra and random number generation. -If you need to build numpy for debugging, set DEBUG=y. If software -depending on numpy is having problems with the new relaxed strides -checking, set NPY_RSC=0. +If you need to build numpy for debugging, set DEBUG=y. If you use software +which is having problems with numpy's new relaxed strides checking, set +NPY_RSC=0. -It is highly recommended to install optimized BLAS and LAPACK libs -before installing numpy. You may choose between ATLAS+LAPACK and -OpenBLAS. +It is highly recommended to install libraries implementing BLAS and LAPACK +before installing numpy. You may choose between: + a) BLAS and LAPACK (reference but unoptimized and thus slow) + b) OpenBLAS (optimized, provides LAPACK too) + c) ATLAS and LAPACK (optimized), good to read README.ATLAS +All these are available on SlackBuilds.org. + +If you want to use the UMFPACK library instead of SuperLU to solve unsymmetric +sparse linear systems, then run this Slackbuild with NO_UMFPACK set to "no" +and then install scikit-umfpack on top of scipy. In this context, UMFPACK is an +optional dependency for numpy. Nevertheless, note that presently scikit-umfpack +is not available on SlackBuilds.org while its dependencies are. + +NOTE: If you use this SlackBuild, numpy will run with the python version + provided by Slackware Linux, which is presently 2.7.xx. If you'd like to + use python 3.x then you have to install numpy with the numpy3 SlackBuild. IMPORTANT: The version installed by this SlackBuild does NOT include the oldnumeric and numarray compatibility modules since starting with |