8000 MAINT: Scipy openblas 0.3.27.44.4 by mattip · Pull Request #27140 · numpy/numpy · GitHub
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MAINT: Scipy openblas 0.3.27.44.4 #27140

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Merged
merged 3 commits into from
Aug 8, 2024
+25 −31
Merged

MAINT: Scipy openblas 0.3.27.44.4 #27140

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96479d3
bump scipy-openblas version
mattip Aug 8, 2024
e125e3c
update bundled licenses: reflect scipy-openblas, remove libquadmath f…
mattip Aug 8, 2024
eec44a2
add test for issue 27036
mattip Aug 8, 2024
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15 changes: 15 additions & 0 deletions numpy/linalg/tests/test_regression.py
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Expand Up @@ -161,3 +161,18 @@ def test_matrix_rank_rtol_argument(self, rtol):
x = np.zeros((4, 3, 2))
res = np.linalg.matrix_rank(x, rtol=rtol)
assert res.shape == (4,)

def test_openblas_threading(self):
# gh-27036
# Test whether matrix multiplication involving a large matrix always
# gives the same (correct) answer
x = np.arange(500000, dtype=np.float64)
src = np.vstack((x, -10*x)).T
matrix = np.array([[0, 1], [1, 0]])
expected = np.vstack((-10*x, x)).T # src @ matrix
for i in range(200):
result = src @ matrix
mismatches = (~np.isclose(result, expected)).sum()
if mismatches != 0:
assert False, ("unexpected result from matmul, "
"probably due to OpenBLAS threading issues")
2 changes: 1 addition & 1 deletion requirements/ci32_requirements.txt
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@@ -1,3 +1,3 @@
spin
# Keep this in sync with ci_requirements.txt
scipy-openblas32==0.3.27.44.3
scipy-openblas32==0.3.27.44.4
4 changes: 2 additions & 2 deletions requirements/ci_requirements.txt
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10000
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@@ -1,4 +1,4 @@
spin
# Keep this in sync with ci32_requirements.txt
scipy-openblas32==0.3.27.44.3
scipy-openblas64==0.3.27.44.3
scipy-openblas32==0.3.27.44.4
scipy-openblas64==0.3.27.44.4
4 changes: 2 additions & 2 deletions tools/wheels/LICENSE_linux.txt
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Expand Up @@ -5,7 +5,7 @@ This binary distribution of NumPy also bundles the following software:


Name: OpenBLAS
Files: numpy.libs/libopenblas*.so
Files: numpy.libs/libscipy_openblas*.so
Description: bundled as a dynamically linked library
Availability: https://github.com/OpenMathLib/OpenBLAS/
License: BSD-3-Clause
Expand Down Expand Up @@ -41,7 +41,7 @@ License: BSD-3-Clause


Name: LAPACK
Files: numpy.libs/libopenblas*.so
Files: numpy.libs/libscipy_openblas*.so
Description: bundled in OpenBLAS
Availability: https://github.com/OpenMathLib/OpenBLAS/
License: BSD-3-Clause-Attribution
Expand Down
4 changes: 2 additions & 2 deletions tools/wheels/LICENSE_osx.txt
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Expand Up @@ -4,7 +4,7 @@
This binary distribution of NumPy also bundles the following software:

Name: OpenBLAS
Files: numpy/.dylibs/libopenblas*.so
Files: numpy/.dylibs/libscipy_openblas*.so
Description: bundled as a dynamically linked library
Availability: https://github.com/OpenMathLib/OpenBLAS/
License: BSD-3-Clause
Expand Down Expand Up @@ -40,7 +40,7 @@ License: BSD-3-Clause


Name: LAPACK
Files: numpy/.dylibs/libopenblas*.so
Files: numpy/.dylibs/libscipy_openblas*.so
Description: bundled in OpenBLAS
Availability: https://github.com/OpenMathLib/OpenBLAS/
License: BSD-3-Clause-Attribution
Expand Down
27 changes: 3 additions & 24 deletions tools/wheels/LICENSE_win32.txt
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Expand Up @@ -5,7 +5,7 @@ This binary distribution of NumPy also bundles the following software:


Name: OpenBLAS
Files: numpy.libs\libopenblas*.dll
Files: numpy.libs\libscipy_openblas*.dll
Description: bundled as a dynamically linked library
Availability: https://github.com/OpenMathLib/OpenBLAS/
License: BSD-3-Clause
Expand Down Expand Up @@ -41,7 +41,7 @@ License: BSD-3-Clause


Name: LAPACK
Files: numpy.libs\libopenblas*.dll
Files: numpy.libs\libscipy_openblas*.dll
Description: bundled in OpenBLAS
Availability: https://github.com/OpenMathLib/OpenBLAS/
License: BSD-3-Clause-Attribution
Expand Down Expand Up @@ -96,7 +96,7 @@ License: BSD-3-Clause-Attribution


Name: GCC runtime library
Files: numpy.libs\libgfortran*.dll
Files: numpy.libs\libscipy_openblas*.dll
Description: statically linked to files compiled with gcc
Availability: https://gcc.gnu.org/git/?p=gcc.git;a=tree;f=libgfortran
License: GPL-3.0-with-GCC-exception
Expand Down Expand Up @@ -879,24 +879,3 @@ the library. If this is what you want to do, use the GNU Lesser General
Public License instead of this License. But first, please read
<http://www.gnu.org/philosophy/why-not-lgpl.html>.

Name: libquadmath
Files: numpy.libs\libopenb*.dll
Description: statically linked to files compiled with gcc
Availability: https://gcc.gnu.org/git/?p=gcc.git;a=tree;f=libquadmath
License: LGPL-2.1-or-later

GCC Quad-Precision Math Library
Copyright (C) 2010-2019 Free Software Foundation, Inc.
Written by Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>

This file is part of the libquadmath library.
Libquadmath is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

Libquadmath 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 GNU
Lesser General Public License for more details.
https://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
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