summaryrefslogtreecommitdiff
blob: 9a848fbc37313478c6e759ad68477ae85d2d9b0e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

PYTHON_COMPAT=( python3_{6,7,8} )
PYTHON_REQ_USE="threads(+)"
DISTUTILS_USE_SETUPTOOLS=rdepend

FORTRAN_NEEDED=lapack

inherit distutils-r1 flag-o-matic fortran-2 multiprocessing toolchain-funcs

DOC_PV="1.16.4"
DESCRIPTION="Fast array and numerical python library"
HOMEPAGE="https://www.numpy.org"
SRC_URI="
	mirror://pypi/${PN:0:1}/${PN}/${P}.zip
	doc? (
		https://numpy.org/doc/$(ver_cut 1-2 ${DOC_PV})/numpy-html.zip -> numpy-html-${DOC_PV}.zip
		https://numpy.org/doc/$(ver_cut 1-2 ${DOC_PV})/numpy-ref.pdf -> numpy-ref-${DOC_PV}.pdf
		https://numpy.org/doc/$(ver_cut 1-2 ${DOC_PV})/numpy-user.pdf -> numpy-user-${DOC_PV}.pdf
	)"
LICENSE="BSD"
SLOT="0"
KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 s390 sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~x64-solaris ~x86-solaris"
IUSE="doc lapack test"
RESTRICT="!test? ( test )"

RDEPEND="
	lapack? (
		>=virtual/cblas-3.8
		>=virtual/lapack-3.8
	)"
DEPEND="${RDEPEND}"
BDEPEND="app-arch/unzip
	lapack? ( virtual/pkgconfig )
	test? (
		dev-python/pytest[${PYTHON_USEDEP}]
	)"

PATCHES=(
	"${FILESDIR}"/${PN}-1.17.4-no-hardcode-blasv2.patch
)

src_unpack() {
	default
	if use doc; then
		unzip -qo "${DISTDIR}"/numpy-html-${DOC_PV}.zip -d html || die
	fi
}

python_prepare_all() {
	if use lapack; then
		local incdir="${EPREFIX}"/usr/include
		local libdir="${EPREFIX}"/usr/$(get_libdir)
		cat >> site.cfg <<-EOF || die
			[blas]
			include_dirs = ${incdir}
			library_dirs = ${libdir}
			blas_libs = cblas,blas
			[lapack]
			library_dirs = ${libdir}
			lapack_libs = lapack
		EOF
	else
		export {ATLAS,PTATLAS,BLAS,LAPACK,MKL}=None
	fi

	export CC="$(tc-getCC) ${CFLAGS}"

	append-flags -fno-strict-aliasing

	# See progress in http://projects.scipy.org/scipy/numpy/ticket/573
	# with the subtle difference that we don't want to break Darwin where
	# -shared is not a valid linker argument
	if [[ ${CHOST} != *-darwin* ]]; then
		append-ldflags -shared
	fi

	# only one fortran to link with:
	# linking with cblas and lapack library will force
	# autodetecting and linking to all available fortran compilers
	append-fflags -fPIC
	if use lapack; then
		NUMPY_FCONFIG="config_fc --noopt --noarch"
		# workaround bug 335908
		[[ $(tc-getFC) == *gfortran* ]] && NUMPY_FCONFIG+=" --fcompiler=gnu95"
	fi

	# don't version f2py, we will handle it.
	sed -i -e '/f2py_exe/s: + os\.path.*$::' numpy/f2py/setup.py || die

	# disable fuzzed tests
	find numpy/*/tests -name '*.py' -exec sed -i \
		-e 's:def \(.*_fuzz\):def _\1:' {} + || die
	# very memory- and disk-hungry
	sed -i -e 's:test_large_zip:_&:' numpy/lib/tests/test_io.py || die

	distutils-r1_python_prepare_all
}

python_compile() {
	export MAKEOPTS=-j1 #660754

	distutils-r1_python_compile ${NUMPY_FCONFIG}
}

python_test() {
	distutils_install_for_testing --single-version-externally-managed \
		--record "${TMPDIR}/record.txt" ${NUMPY_FCONFIG}

	cd "${TMPDIR}" || die

	"${EPYTHON}" -c "
import numpy, sys
r = numpy.test(label='full', verbose=3)
sys.exit(0 if r else 1)" || die "Tests fail with ${EPYTHON}"
}

python_install() {
	# https://github.com/numpy/numpy/issues/16005
	local mydistutilsargs=( build_src )
	distutils-r1_python_install ${NUMPY_FCONFIG}
	python_optimize
}

python_install_all() {
	local DOCS=( THANKS.txt )

	if use doc; then
		local HTML_DOCS=( "${WORKDIR}"/html/. )
		DOCS+=( "${DISTDIR}"/${PN}-{user,ref}-${DOC_PV}.pdf )
	fi

	distutils-r1_python_install_all
}