spack/var/spack/repos/builtin/packages/py-scipy/package.py

##############################################################################
# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
# Produced at the Lawrence Livermore National Laboratory.
#
# This file is part of Spack.
# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
# LLNL-CODE-647188
#
# For details, see https://github.com/llnl/spack
# Please also see the LICENSE file for our notice and the LGPL.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License (as
# published by the Free Software Foundation) version 2.1, February 1999.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
# conditions of the GNU Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##############################################################################
from spack import *


class PyScipy(PythonPackage):
    """SciPy (pronounced "Sigh Pie") is a Scientific Library for Python.
    It provides many user-friendly and efficient numerical routines such
    as routines for numerical integration and optimization."""

    homepage = "http://www.scipy.org/"
    url = "https://pypi.io/packages/source/s/scipy/scipy-0.18.1.tar.gz"

    version('0.19.0', '91b8396231eec780222a57703d3ec550',
            url="https://pypi.io/packages/source/s/scipy/scipy-0.19.0.zip")
    version('0.18.1', '5fb5fb7ccb113ab3a039702b6c2f3327')
    version('0.17.0', '5ff2971e1ce90e762c59d2cd84837224')
    version('0.15.1', 'be56cd8e60591d6332aac792a5880110')
    version('0.15.0', '639112f077f0aeb6d80718dc5019dc7a')

    depends_on('python@2.6:2.8,3.2:')
    depends_on('py-setuptools', type='build')
    depends_on('py-numpy@1.7.1:+blas+lapack', type=('build', 'run'))

    # NOTE: scipy picks up Blas/Lapack from numpy, see
    # http://www.scipy.org/scipylib/building/linux.html#step-4-build-numpy-1-5-0
    depends_on('blas')
    depends_on('lapack')

    def build_args(self, spec, prefix):
        args = []

        # Build in parallel
        # Known problems with Python 3
        # https://github.com/scipy/scipy/issues/7112
        if not spec.satisfies('^python@3:'):
            args.extend(['-j', str(make_jobs)])

        return args