summaryrefslogtreecommitdiff
path: root/dev-python/numpy/numpy-1.26.4.ebuild
blob: 71812968248fda93abc369fdf4310a7916b49145 (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
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

DISTUTILS_EXT=1
DISTUTILS_USE_PEP517=meson-python
PYTHON_COMPAT=( python3_{10..12} pypy3 )
PYTHON_REQ_USE="threads(+)"
FORTRAN_NEEDED=lapack

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

DESCRIPTION="Fast array and numerical python library"
HOMEPAGE="
	https://numpy.org/
	https://github.com/numpy/numpy/
	https://pypi.org/project/numpy/
"

LICENSE="BSD"
SLOT="0"
# +lapack because the internal fallbacks are pretty slow. Building without blas
# is barely supported anyway, see bug #914358.
IUSE="+lapack"
if [[ ${PV} != *_[rab]* ]] ; then
	KEYWORDS="~alpha amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 sparc ~x86"
fi

RDEPEND="
	lapack? (
		>=virtual/cblas-3.8
		>=virtual/lapack-3.8
	)
"
BDEPEND="
	${RDEPEND}
	>=dev-build/meson-1.1.0
	>=dev-python/cython-3.0.0[${PYTHON_USEDEP}]
	lapack? (
		virtual/pkgconfig
	)
	test? (
		$(python_gen_cond_dep '
			>=dev-python/cffi-1.14.0[${PYTHON_USEDEP}]
		' 'python*')
		dev-python/charset-normalizer[${PYTHON_USEDEP}]
		>=dev-python/hypothesis-5.8.0[${PYTHON_USEDEP}]
		>=dev-python/pytz-2019.3[${PYTHON_USEDEP}]
	)
"

EPYTEST_XDIST=1
distutils_enable_tests pytest

python_prepare_all() {
	append-flags -fno-strict-aliasing

	distutils-r1_python_prepare_all
}

python_configure_all() {
	DISTUTILS_ARGS=(
		-Dallow-noblas=$(usex !lapack true false)
		-Dblas=$(usev lapack cblas)
		-Dlapack=$(usev lapack lapack)
		# TODO: cpu-* options
	)
}

python_test() {
	local EPYTEST_DESELECT=(
		# Very disk-and-memory-hungry
		lib/tests/test_io.py::TestSaveTxt::test_large_zip
		lib/tests/test_io.py::TestSavezLoad::test_closing_fid
		lib/tests/test_io.py::TestSavezLoad::test_closing_zipfile_after_load

		# Precision problems
		core/tests/test_umath_accuracy.py::TestAccuracy::test_validate_transcendentals

		# Runs the whole test suite recursively, that's just crazy
		core/tests/test_mem_policy.py::test_new_policy

		typing/tests/test_typing.py
		# Uses huge amount of memory
		core/tests/test_mem_overlap.py
		'core/tests/test_multiarray.py::TestDot::test_huge_vectordot[complex128]'

		# TODO: crashes
		lib/tests/test_histograms.py::TestHistogram::test_big_arrays

		# likely a test problem
		# https://github.com/numpy/numpy/issues/25135
		core/tests/test_cython.py::test_conv_intp

		# flaky
		f2py/tests/test_crackfortran.py
		f2py/tests/test_data.py::TestData{,F77}::test_crackedlines
	)

	if use arm && [[ $(uname -m || echo "unknown") == "armv8l" ]] ; then
		# Degenerate case of arm32 chroot on arm64, bug #774108
		EPYTEST_DESELECT+=(
			core/tests/test_cpu_features.py::Test_ARM_Features::test_features
		)
	fi

	if use x86 ; then
		EPYTEST_DESELECT+=(
			# https://github.com/numpy/numpy/issues/18388
			core/tests/test_umath.py::TestRemainder::test_float_remainder_overflow
			# https://github.com/numpy/numpy/issues/18387
			random/tests/test_generator_mt19937.py::TestRandomDist::test_pareto
			# more precision problems
			core/tests/test_einsum.py::TestEinsum::test_einsum_sums_int16
		)
	fi

	if use hppa ; then
		EPYTEST_DESELECT+=(
			# TODO: Get selectedrealkind updated!
			# bug #907228
			# https://github.com/numpy/numpy/issues/3424 (https://github.com/numpy/numpy/issues/3424#issuecomment-412369029)
			# https://github.com/numpy/numpy/pull/21785
			f2py/tests/test_kind.py::TestKind::test_real
			f2py/tests/test_kind.py::TestKind::test_quad_precision
		)
	fi

	if [[ $(tc-endian) == "big" ]] ; then
		# https://github.com/numpy/numpy/issues/11831 and bug #707116
		EPYTEST_DESELECT+=(
			'f2py/tests/test_return_character.py::TestFReturnCharacter::test_all_f77[s1]'
			'f2py/tests/test_return_character.py::TestFReturnCharacter::test_all_f90[t1]'
			'f2py/tests/test_return_character.py::TestFReturnCharacter::test_all_f90[s1]'
			'f2py/tests/test_return_character.py::TestFReturnCharacter::test_all_f77[t1]'
			f2py/tests/test_kind.py::TestKind::test_int
		)
	fi

	case "${ABI}" in
		alpha|arm|hppa|m68k|o32|ppc|s390|sh|sparc|x86)
			EPYTEST_DESELECT+=(
				# too large for 32-bit platforms
				core/tests/test_ufunc.py::TestUfunc::test_identityless_reduction_huge_array
				'core/tests/test_multiarray.py::TestDot::test_huge_vectordot[float64]'
				'core/tests/test_multiarray.py::TestDot::test_huge_vectordot[complex128]'
			)
			;;
		*)
			;;
	esac

	if ! has_version -b "~${CATEGORY}/${P}[${PYTHON_USEDEP}]" ; then
		# depends on importing numpy.random from system namespace
		EPYTEST_DESELECT+=(
			'random/tests/test_extending.py::test_cython'
		)
	fi

	rm -rf numpy || die
	local -x PYTEST_DISABLE_PLUGIN_AUTOLOAD=1
	epytest --pyargs numpy
}

python_install_all() {
	local DOCS=( LICENSE.txt README.md THANKS.txt )
	distutils-r1_python_install_all
}