Add patch to fix build

... (rhbz#2385442)

0001-docs-update-example-for-newer-numpy.patch

@@ -0,0 +1,30 @@
+From ed3998803650bec0666c3ca458df76fcd9293417 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
+Date: Fri, 31 Oct 2025 12:33:57 +0100
+Subject: [PATCH] docs: update example for newer numpy
+
+File ".../usr/lib64/python3.14/site-packages/blosc/toplevel.py", line 515, in blosc.toplevel.compress_ptr
+Failed example:
+    np_ans = numpy.fromstring(d, dtype=np_array.dtype)
+Exception raised:
+    Traceback (most recent call last):
+    File "<doctest blosc.toplevel.compress_ptr[5]>", line 1, in <module>
+        np_ans = numpy.fromstring(d, dtype=np_array.dtype)
+    ValueError: The binary mode of fromstring is removed, use frombuffer instead
+---
+ blosc/toplevel.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/blosc/toplevel.py b/blosc/toplevel.py
+index 4d2d4139af..3ef2327618 100644
+--- a/blosc/toplevel.py
++++ b/blosc/toplevel.py
+@@ -513,7 +513,7 @@ def compress_ptr(address, items, typesize=8, clevel=9, shuffle=blosc.SHUFFLE,
+     >>> c = blosc.compress_ptr(np_array.__array_interface__['data'][0], \
+         items, np_array.dtype.itemsize)
+     >>> d = blosc.decompress(c)
+-    >>> np_ans = numpy.fromstring(d, dtype=np_array.dtype)
++    >>> np_ans = numpy.frombuffer(d, dtype=np_array.dtype)
+     >>> bool((np_array == np_ans).all())
+     True
+ 

changelog

@@ -0,0 +1,160 @@
+* Fri Jul 23 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.10.4-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
+
+* Tue Jun 15 2021 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.10.4-1
+- Latest bugfix version (#1966828)
+
+* Fri Jun 04 2021 Python Maint <python-maint@redhat.com> - 1.10.2-2
+- Rebuilt for Python 3.10
+
+* Sat Feb 13 2021 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.10.2-1
+- Latest version (#1783504)
+
+* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.8.1-9
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
+* Tue Jul 28 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.8.1-8
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
+
+* Wed May 27 2020 Charalampos Stratakis <cstratak@redhat.com> - 1.8.1-7
+- Fix Python 3.9 compatibility (#1792055)
+
+* Tue May 26 2020 Miro Hrončok <mhroncok@redhat.com> - 1.8.1-6
+- Rebuilt for Python 3.9
+
+* Thu Jan 30 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.8.1-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild
+
+* Thu Oct 03 2019 Miro Hrončok <mhroncok@redhat.com> - 1.8.1-4
+- Rebuilt for Python 3.8.0rc1 (#1748018)
+
+* Mon Aug 19 2019 Miro Hrončok <mhroncok@redhat.com> - 1.8.1-3
+- Rebuilt for Python 3.8
+
+* Fri Jul 26 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.8.1-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
+* Sun May  5 2019 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.8.1-1
+- Update to latest version (#1684965)
+
+* Sat Feb 02 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.5.1-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
+
+* Wed Oct 17 2018 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.5.1-2
+- Subpackage python2-blosc has been removed
+  See https://fedoraproject.org/wiki/Changes/Mass_Python_2_Package_Removal
+
+* Thu Jul 19 2018 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.5.1-1
+- Update to latest version (#1372856)
+
+* Fri Jul 13 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.1-9
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
+
+* Tue Jun 19 2018 Miro Hrončok <mhroncok@redhat.com> - 1.4.1-8
+- Rebuilt for Python 3.7
+
+* Fri Feb 09 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.1-7
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
+
+* Thu Aug 03 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.1-6
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild
+
+* Thu Jul 27 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.1-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
+* Sat Feb 11 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.1-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
+
+* Thu Jan 05 2017 Dan Horák <dan[at]danny.cz> - 1.4.1-3
+- remove build time CPU detection, fixed build on ppc64/ppc64le and s390(x)
+
+* Mon Dec 19 2016 Miro Hrončok <mhroncok@redhat.com> - 1.4.1-2
+- Rebuild for Python 3.6
+
+* Thu Jul 28 2016 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.4.1-1
+- Update to latest version (#1323008)
+
+* Tue Jul 19 2016 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.3.3-2
+- https://fedoraproject.org/wiki/Changes/Automatic_Provides_for_Python_RPM_Packages
+
+* Thu Jul 14 2016 Thibault North <tnorth@fedoraproject.org> - 1.3.3-1
+- Update to 1.3.3
+
+* Mon May 16 2016 Orion Poplawski <orion@cora.nwra.com> - 1.3.2-1
+- Update to 1.3.2
+
+* Mon May 16 2016 Orion Poplawski <orion@cora.nwra.com> - 1.2.8-3
+- Fix provides filter
+- Use %%python3_pkgversion for EPEL7 compatibility
+
+* Sat Feb 13 2016 Zbigniew Jędrzejewski-Szmek <zbyszek@bupkis> - 1.2.8-2
+- Add dependency on psutil to check for leaks during build
+- Fix build (#1307896)
+
+* Thu Feb 04 2016 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.8-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild
+
+* Mon Nov 16 2015 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.8-1
+- Update to latest version (#1263680)
+- Add python2 subpackage following the latest guidelines
+
+* Tue Nov 10 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.7-5
+- Rebuilt for https://fedoraproject.org/wiki/Changes/python3.5
+
+* Thu Jun 18 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.7-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild
+
+* Fri May 29 2015 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.7-3
+- Run test suite
+
+* Thu May 28 2015 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.7-2
+- Build python 3 subpackage
+- Install license and readme files
+
+* Thu May  7 2015 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.7-1
+- Update to 1.2.7 (#1212231)
+
+* Mon Apr 20 2015 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.5-1
+- Update to 1.2.5 (#1212231)
+
+* Tue Jan 06 2015 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.4-1
+- Update to 1.2.4
+
+* Sun Aug 17 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.3-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild
+
+* Sat Jun 07 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.3-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
+
+* Wed Mar 26 2014 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.3-2
+- Rebuild for blosc
+
+* Sat Mar 22 2014 Thibault North <tnorth@fedoraproject.org> - 1.2.3-1
+- Update to 1.2.3 for blosc 1.3.4
+
+* Wed Jan 08 2014 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.1-8
+- Rebuild for blosc
+
+* Tue Nov 05 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-7
+- Properly link with blosc shared lib
+
+* Tue Nov 05 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-6
+- Disable SSE2 optimizations
+
+* Tue Nov 05 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-5
+- Final cosmetic fixes
+
+* Tue Nov 05 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-4
+- Fix wrong lib perms
+
+* Fri Oct 18 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-3
+- Fixes, thanks to Christopher Meng
+
+* Wed Oct 16 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-2
+- Various fixes
+
+* Fri Sep 20 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-1
+- Sync to version 1.1
+
+* Mon Jan 2 2012 Thibault North <tnorth@fedoraproject.org> - 1.0.7-1
+- Initial package

python-blosc-alt-arch.patch

@@ -1,40 +0,0 @@
-diff --git python-blosc-1.5.1/setup.py~ python-blosc-1.5.1/setup.py
-index fbb540c289..93bc0ac0e6 100644
---- python-blosc-1.5.1/setup.py~
-+++ python-blosc-1.5.1/setup.py
-@@ -19,7 +19,6 @@ import sys
- from setuptools import Extension
- from setuptools import setup
- from glob import glob
--import cpuinfo
- 
- ########### Check versions ##########
- 
-@@ -94,27 +93,6 @@ else:
-     inc_dirs += glob('c-blosc/internal-complibs/zstd*')
-     def_macros += [('HAVE_LZ4', 1), ('HAVE_SNAPPY', 1), ('HAVE_ZLIB', 1), ('HAVE_ZSTD', 1)]
- 
--    # Guess SSE2 or AVX2 capabilities
--    cpu_info = cpuinfo.get_cpu_info()
--    # SSE2
--    if 'sse2' in cpu_info['flags']:
--        print('SSE2 detected')
--        CFLAGS.append('-DSHUFFLE_SSE2_ENABLED')
--        sources += [f for f in glob('c-blosc/blosc/*.c') if 'sse2' in f]
--        if os.name == 'posix':
--            CFLAGS.append('-msse2')
--        elif os.name == 'nt':
--            def_macros += [('__SSE2__', 1)]
--    # AVX2
--    if 'avx2' in cpu_info['flags']:
--        print('AVX2 detected')
--        CFLAGS.append('-DSHUFFLE_AVX2_ENABLED')
--        sources += [f for f in glob('c-blosc/blosc/*.c') if 'avx2' in f]
--        if os.name == 'posix':
--            CFLAGS.append('-mavx2')
--        elif os.name == 'nt':
--            def_macros += [('__AVX2__', 1)]
--
- classifiers = """\
- Development Status :: 5 - Production/Stable
- Intended Audience :: Developers

python-blosc.spec

@@ -1,189 +1,58 @@
-%global module blosc
-
-# Use the same directory of the main package for subpackage licence and docs
-%global _docdir_fmt %{name}
-
+Name:           python-blosc
 Summary:        Python wrapper for the Blosc high performance compressor
-Name:           python-%{module}
-Version:        1.5.1
-Release:        1%{?dist}
-License:        MIT
+Version:        1.11.3
+Release:        %autorelease
+License:        BSD-3-Clause
 URL:            https://github.com/Blosc/python-blosc
-Source0:        https://github.com/Blosc/python-blosc/archive/v%{version}.tar.gz#/%{module}-%{version}.tar.gz
-# remove the build-time CPU detection
-Patch0:         python-blosc-alt-arch.patch
+Source0:        https://github.com/Blosc/python-blosc/archive/v%{version}/blosc-%{version}.tar.gz
+Source1:        https://raw.githubusercontent.com/Blosc/python-blosc/f3c5e341a2504a03c225f4f1d9066ccdf4bd31dd/setup.py
+
+Patch:          0001-docs-update-example-for-newer-numpy.patch
 
 BuildRequires:  gcc
-BuildRequires:  blosc-devel >= 1.9.0
-BuildRequires:  python2-devel
-BuildRequires:  numpy
-BuildRequires:  python2-psutil
+BuildRequires:  blosc-devel >= 1.16.0
 BuildRequires:  python%{python3_pkgversion}-devel
+BuildRequires:  python%{python3_pkgversion}-setuptools
 BuildRequires:  python%{python3_pkgversion}-numpy
 BuildRequires:  python%{python3_pkgversion}-psutil
+BuildRequires:  python%{python3_pkgversion}-cpuinfo
 
 %description
 %{summary}.
 
-%package -n python2-%{module}
-Summary:        %{summary}
-
-%{?python_provide:%python_provide python2-blosc}
-%{?fedora:Recommends: numpy}
-
-%description -n python2-%{module}
-%{summary}.
-
-%package -n python%{python3_pkgversion}-%{module}
+%package -n python%{python3_pkgversion}-blosc
 Summary:        Python wrapper for the blosc high performance compressor
+Requires:       blosc%{_isa} >= 1.16.0
 
 %{?python_provide:%python_provide python%{python3_pkgversion}-blosc}
 %{?fedora:Recommends: python%{python3_pkgversion}-numpy}
 
-%description -n python%{python3_pkgversion}-%{module}
+%description -n python%{python3_pkgversion}-blosc
 %{summary}.
 
 %prep
 %autosetup -p1
 
+# Overwrite setup.py with the last version that does not use skbuild and cmake
+cp %{SOURCE1} .
+
 %build
 export BLOSC_DIR=%{_libdir}/blosc CFLAGS="%{optflags}"
-%py2_build
+export DISABLE_BLOSC_AVX2=1
 %py3_build
 
 %install
-%py2_install
 %py3_install
 
 %check
 cd / # avoid interference with build dir
-PYTHONPATH=%{buildroot}%{python2_sitearch} %__python2 -c 'import sys, blosc; sys.exit(blosc.test())'
 PYTHONPATH=%{buildroot}%{python3_sitearch} %__python3 -c 'import sys, blosc; sys.exit(blosc.test())'
 
-%files -n python2-%{module}
-%{python2_sitearch}/blosc/
-%{python2_sitearch}/blosc-%{version}*-py*.egg-info
-%license LICENSES/PYTHON-BLOSC.txt
-%doc README.rst RELEASE_NOTES.rst
-
-%files -n python%{python3_pkgversion}-%{module}
+%files -n python%{python3_pkgversion}-blosc
 %{python3_sitearch}/blosc/
 %{python3_sitearch}/blosc-%{version}*-py*.egg-info
-%license LICENSES/PYTHON-BLOSC.txt
+%license LICENSE.txt
 %doc README.rst RELEASE_NOTES.rst
 
 %changelog
-* Thu Jul 19 2018 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.5.1-1
-- Update to latest version (#1372856)
-
-* Fri Jul 13 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.1-9
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
-
-* Tue Jun 19 2018 Miro Hrončok <mhroncok@redhat.com> - 1.4.1-8
-- Rebuilt for Python 3.7
-
-* Fri Feb 09 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.1-7
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
-
-* Thu Aug 03 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.1-6
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild
-
-* Thu Jul 27 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.1-5
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
-
-* Sat Feb 11 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.1-4
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
-
-* Thu Jan 05 2017 Dan Horák <dan[at]danny.cz> - 1.4.1-3
-- remove build time CPU detection, fixed build on ppc64/ppc64le and s390(x)
-
-* Mon Dec 19 2016 Miro Hrončok <mhroncok@redhat.com> - 1.4.1-2
-- Rebuild for Python 3.6
-
-* Thu Jul 28 2016 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.4.1-1
-- Update to latest version (#1323008)
-
-* Tue Jul 19 2016 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.3.3-2
-- https://fedoraproject.org/wiki/Changes/Automatic_Provides_for_Python_RPM_Packages
-
-* Thu Jul 14 2016 Thibault North <tnorth@fedoraproject.org> - 1.3.3-1
-- Update to 1.3.3
-
-* Mon May 16 2016 Orion Poplawski <orion@cora.nwra.com> - 1.3.2-1
-- Update to 1.3.2
-
-* Mon May 16 2016 Orion Poplawski <orion@cora.nwra.com> - 1.2.8-3
-- Fix provides filter
-- Use %%python3_pkgversion for EPEL7 compatibility
-
-* Sat Feb 13 2016 Zbigniew Jędrzejewski-Szmek <zbyszek@bupkis> - 1.2.8-2
-- Add dependency on psutil to check for leaks during build
-- Fix build (#1307896)
-
-* Thu Feb 04 2016 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.8-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild
-
-* Mon Nov 16 2015 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.8-1
-- Update to latest version (#1263680)
-- Add python2 subpackage following the latest guidelines
-
-* Tue Nov 10 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.7-5
-- Rebuilt for https://fedoraproject.org/wiki/Changes/python3.5
-
-* Thu Jun 18 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.7-4
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild
-
-* Fri May 29 2015 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.7-3
-- Run test suite
-
-* Thu May 28 2015 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.7-2
-- Build python 3 subpackage
-- Install license and readme files
-
-* Thu May  7 2015 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.7-1
-- Update to 1.2.7 (#1212231)
-
-* Mon Apr 20 2015 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.5-1
-- Update to 1.2.5 (#1212231)
-
-* Tue Jan 06 2015 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.4-1
-- Update to 1.2.4
-
-* Sun Aug 17 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.3-4
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild
-
-* Sat Jun 07 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.3-3
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
-
-* Wed Mar 26 2014 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.2.3-2
-- Rebuild for blosc
-
-* Sat Mar 22 2014 Thibault North <tnorth@fedoraproject.org> - 1.2.3-1
-- Update to 1.2.3 for blosc 1.3.4
-
-* Wed Jan 08 2014 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.1-8
-- Rebuild for blosc
-
-* Tue Nov 05 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-7
-- Properly link with blosc shared lib
-
-* Tue Nov 05 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-6
-- Disable SSE2 optimizations
-
-* Tue Nov 05 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-5
-- Final cosmetic fixes
-
-* Tue Nov 05 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-4
-- Fix wrong lib perms
-
-* Fri Oct 18 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-3
-- Fixes, thanks to Christopher Meng
-
-* Wed Oct 16 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-2
-- Various fixes
-
-* Fri Sep 20 2013 Thibault North <tnorth@fedoraproject.org> - 1.1-1
-- Sync to version 1.1
-
-* Mon Jan 2 2012 Thibault North <tnorth@fedoraproject.org> - 1.0.7-1
-- Initial package
+%autochangelog

setup.py

@@ -0,0 +1,327 @@
+# -*- coding: utf-8 -*-
+########################################################################
+#
+#       License: BSD 3-clause
+#       Created: September 22, 2010
+#       Author:  Francesc Alted - faltet@gmail.com
+#
+########################################################################
+
+# flake8: noqa
+
+from __future__ import print_function
+
+import os
+import platform
+import re
+import sys
+import io
+
+from setuptools import Extension
+from setuptools import setup
+from glob import glob
+from distutils.version import LooseVersion
+from distutils.command.build_ext import build_ext
+from distutils.errors import CompileError
+from textwrap import dedent
+
+
+class BloscExtension(Extension):
+    """Allows extension to carry architecture-capable flag options.
+
+    Attributes:
+        avx2_def (Dict[str]: List[str]):
+            AVX2 support dictionary mapping Extension properties to a
+            list of values. If compiler is AVX2 capable, then these will
+            be appended onto the end of the Extension properties.
+    """
+
+    def __init__(self, *args, **kwargs):
+        self.avx2_defs = kwargs.pop("avx2_defs", {})
+        Extension.__init__(self, *args, **kwargs)
+
+
+class build_ext_posix_avx2(build_ext):
+    """build_ext customized to test for AVX2 support in posix compiler.
+
+    This is because until distutils has actually started the build
+    process, we can't be certain what compiler is being used.
+
+    If compiler supports, then the avx2_defs dictionary on any given
+    Extension will be used to extend the other Extension attributes.
+    """
+
+    def _test_compiler_flags(self, name, flags):
+        # type: (List[str]) -> Bool
+        """Test that a sample program can compile with given flags.
+
+        Attr:
+            flags (List[str]): the flags to test
+            name (str): An identifier-like name to cache the results as
+
+        Returns:
+            (bool): Whether the compiler accepted the flags(s)
+        """
+        # Look to see if we have a written file to cache the result
+        success_file = os.path.join(self.build_temp, "_{}_present".format(name))
+        fail_file = os.path.join(self.build_temp, "_{}_failed".format(name))
+        if os.path.isfile(success_file):
+            return True
+        elif os.path.isfile(fail_file):
+            return False
+        # No cache file, try to run the compile
+        try:
+            # Write an empty test file
+            test_file = os.path.join(self.build_temp, "test_{}_empty.c".format(name))
+            if not os.path.isfile(test_file):
+                open(test_file, "w").close()
+            objects = self.compiler.compile(
+                [test_file], output_dir=self.build_temp, extra_postargs=flags
+            )
+            # Write a success marker so we don't need to compile again
+            open(success_file, 'w').close()
+            return True
+        except CompileError:
+            # Write a failure marker so we don't need to compile again
+            open(fail_file, 'w').close()
+            return False
+        finally:
+            pass
+
+    def build_extensions(self):
+        # Verify that the compiler supports requested extra flags
+        if self._test_compiler_flags("avx2", ["-mavx2"]):
+            # Apply the AVX2 properties to each extension
+            for extension in self.extensions:
+                if hasattr(extension, "avx2_defs"):
+                    # Extend an existing attribute with the stored values
+                    for attr, defs in extension.avx2_defs.items():
+                        getattr(extension, attr).extend(defs)
+        else:
+            print("AVX2 Unsupported by compiler")
+
+        # Call up to the superclass to do the actual build
+        build_ext.build_extensions(self)
+
+
+if __name__ == '__main__':
+
+    with io.open('README.rst', encoding='utf-8') as f:
+        long_description = f.read()
+
+    try:
+        import cpuinfo
+        cpu_info = cpuinfo.get_cpu_info()
+    except Exception:
+        # newer cpuinfo versions fail to import on unsupported architectures
+        cpu_info = None
+
+    ########### Check versions ##########
+    def exit_with_error(message):
+        print('ERROR: %s' % message)
+        sys.exit(1)
+
+    # Check for Python
+    if sys.version_info[0] == 2:
+        if sys.version_info[1] < 7:
+            exit_with_error("You need Python 2.7 or greater to install blosc!")
+    elif sys.version_info[0] == 3:
+        if sys.version_info[1] < 4:
+            exit_with_error("You need Python 3.4 or greater to install blosc!")
+    else:
+        exit_with_error("You need Python 2.7/3.4 or greater to install blosc!")
+
+    tests_require = ['numpy', 'psutil']
+
+    ########### End of checks ##########
+
+    # Read the long_description from README.rst
+    with open('README.rst') as f:
+        long_description = f.read()
+
+    # Blosc version
+    VERSION = open('VERSION').read().strip()
+    # Create the version.py file
+    open('blosc/version.py', 'w').write('__version__ = "%s"\n' % VERSION)
+
+    # Global variables
+    CFLAGS = os.environ.get('CFLAGS', '').split()
+    LFLAGS = os.environ.get('LFLAGS', '').split()
+    # Allow setting the Blosc dir if installed in the system
+    BLOSC_DIR = os.environ.get('BLOSC_DIR', '')
+
+    # Check for USE_CODEC environment variables
+    try:
+        INCLUDE_LZ4 = os.environ['INCLUDE_LZ4'] == '1'
+    except KeyError:
+        INCLUDE_LZ4 = True
+    try:
+        INCLUDE_SNAPPY = os.environ['INCLUDE_SNAPPY'] == '1'
+    except KeyError:
+        INCLUDE_SNAPPY = False  # Snappy is disabled by default
+    try:
+        INCLUDE_ZLIB = os.environ['INCLUDE_ZLIB'] == '1'
+    except KeyError:
+        INCLUDE_ZLIB = True
+    try:
+        INCLUDE_ZSTD = os.environ['INCLUDE_ZSTD'] == '1'
+    except KeyError:
+        INCLUDE_ZSTD = True
+
+
+    # Handle --blosc=[PATH] --lflags=[FLAGS] --cflags=[FLAGS]
+    args = sys.argv[:]
+    for arg in args:
+        if arg.find('--blosc=') == 0:
+            BLOSC_DIR = os.path.expanduser(arg.split('=')[1])
+            sys.argv.remove(arg)
+        if arg.find('--lflags=') == 0:
+            LFLAGS = arg.split('=')[1].split()
+            sys.argv.remove(arg)
+        if arg.find('--cflags=') == 0:
+            CFLAGS = arg.split('=')[1].split()
+            sys.argv.remove(arg)
+
+
+    # Blosc sources and headers
+
+    # To avoid potential namespace collisions use build_clib.py for each codec
+    # instead of co-compiling all sources files in one setuptools.Extension object.
+    clibs = [] # for build_clib, libraries TO BE BUILT
+
+    # Below are parameters for the Extension object
+    sources = ["blosc/blosc_extension.c"]
+    inc_dirs = []
+    lib_dirs = []
+    libs = []  # Pre-built libraries ONLY, like python36.so
+    def_macros = []
+    builder_class = build_ext  # To swap out if we have AVX capability and posix
+    avx2_defs = {}  # Definitions to build extension with if compiler supports AVX2
+
+    if BLOSC_DIR != '':
+        # Using the Blosc library
+        lib_dirs += [os.path.join(BLOSC_DIR, 'lib')]
+        inc_dirs += [os.path.join(BLOSC_DIR, 'include')]
+        libs += ['blosc']
+    else:
+
+        # Configure the Extension
+        # Compiling everything from included C-Blosc sources
+        sources += [f for f in glob('c-blosc/blosc/*.c')
+                    if 'avx2' not in f and 'sse2' not in f]
+
+        inc_dirs += [os.path.join('c-blosc', 'blosc')]
+        inc_dirs += glob('c-blosc/internal-complibs/*')
+
+        # Codecs to be built with build_clib
+        if INCLUDE_LZ4:
+            clibs.append( ('lz4', {'sources': glob('c-blosc/internal-complibs/lz4*/*.c')} ) )
+            inc_dirs += glob('c-blosc/internal-complibs/lz4*')
+            def_macros += [('HAVE_LZ4',1)]
+
+        # Tried and failed to compile Snappy with gcc using 'cflags' on posix
+        # setuptools always uses gcc instead of g++, as it only checks for the 
+        # env var 'CC' and not 'CXX'.
+        if INCLUDE_SNAPPY:
+            clibs.append( ('snappy', {'sources': glob('c-blosc/internal-complibs/snappy*/*.cc'), 
+                                    'cflags': ['-std=c++11', '-lstdc++'] } ) )
+            inc_dirs += glob('c-blosc/internal-complibs/snappy*')
+            def_macros += [('HAVE_SNAPPY',1)]
+
+        if INCLUDE_ZLIB:
+            clibs.append( ('zlib', {'sources': glob('c-blosc/internal-complibs/zlib*/*.c')} ) )
+            def_macros += [('HAVE_ZLIB',1)]
+
+        if INCLUDE_ZSTD:
+            clibs.append( ('zstd', {'sources': glob('c-blosc/internal-complibs/zstd*/*/*.c'), 
+                        'include_dirs': glob('c-blosc/internal-complibs/zstd*') + glob('c-blosc/internal-complibs/zstd*/common') } ) )
+            inc_dirs += glob('c-blosc/internal-complibs/zstd*/common')
+            inc_dirs += glob('c-blosc/internal-complibs/zstd*')
+            def_macros += [('HAVE_ZSTD',1)]
+
+
+        # Guess SSE2 or AVX2 capabilities
+        # SSE2
+        if 'DISABLE_BLOSC_SSE2' not in os.environ and cpu_info != None and 'sse2' in cpu_info.get('flags', {}):
+            print('SSE2 detected')
+            CFLAGS.append('-DSHUFFLE_SSE2_ENABLED')
+            sources += [f for f in glob('c-blosc/blosc/*.c') if 'sse2' in f]
+            if os.name == 'posix':
+                CFLAGS.append('-msse2')
+            elif os.name == 'nt':
+                def_macros += [('__SSE2__', 1)]
+        # AVX2
+        if 'DISABLE_BLOSC_AVX2' not in os.environ and cpu_info != None and 'sse2' in cpu_info.get('flags', {}):
+            if os.name == 'posix':
+                print("AVX2 detected")
+                avx2_defs = {
+                    "extra_compile_args": ["-DSHUFFLE_AVX2_ENABLED", "-mavx2"],
+                    "sources": [f for f in glob("c-blosc/blosc/*.c") if "avx2" in f]
+                }
+                # The CPU supports it but the compiler might not..
+                builder_class = build_ext_posix_avx2
+            elif(os.name == 'nt' and
+                    LooseVersion(platform.python_version()) >= LooseVersion('3.5.0')):
+                # Neither MSVC2008 for Python 2.7 or MSVC2010 for Python 3.4 have
+                # sufficient AVX2 support
+                # Since we don't rely on any special compiler capabilities,
+                # we don't need to rely on testing the compiler
+                print('AVX2 detected')
+                CFLAGS.append('-DSHUFFLE_AVX2_ENABLED')
+                sources += [f for f in glob('c-blosc/blosc/*.c') if 'avx2' in f]
+                def_macros += [('__AVX2__', 1)]
+        # TODO: AVX512
+
+    classifiers = dedent("""\
+    Development Status :: 5 - Production/Stable
+    Intended Audience :: Developers
+    Intended Audience :: Information Technology
+    Intended Audience :: Science/Research
+    License :: OSI Approved :: BSD License
+    Programming Language :: Python
+    Programming Language :: Python :: 2.7
+    Programming Language :: Python :: 3.4
+    Programming Language :: Python :: 3.5
+    Programming Language :: Python :: 3.6
+    Programming Language :: Python :: 3.7
+    Topic :: Software Development :: Libraries :: Python Modules
+    Topic :: System :: Archiving :: Compression
+    Operating System :: Microsoft :: Windows
+    Operating System :: Unix
+    """)
+
+    setup(name = "blosc",
+        version = VERSION,
+        description = 'Blosc data compressor',
+        long_description = long_description,
+        classifiers = [c for c in classifiers.split("\n") if c],
+        author = 'Francesc Alted, Valentin Haenel',
+        author_email = 'faltet@gmail.com, valentin@haenel.co',
+        maintainer = 'Francesc Alted, Valentin Haenel',
+        maintainer_email = 'faltet@gmail.com, valentin@haenel.co',
+        url = 'http://github.com/blosc/python-blosc',
+        license = 'https://opensource.org/licenses/BSD-3-Clause',
+        platforms = ['any'],
+        libraries = clibs,
+        ext_modules = [
+            BloscExtension( "blosc.blosc_extension",
+                    include_dirs=inc_dirs,
+                    define_macros=def_macros,
+                    sources=sources,
+                    library_dirs=lib_dirs,
+                    libraries=libs,
+                    extra_link_args=LFLAGS,
+                    extra_compile_args=CFLAGS,
+                    avx2_defs=avx2_defs
+            ),
+        ],
+        tests_require=tests_require,
+        zip_safe=False,
+        packages = ['blosc'],
+        cmdclass={'build_ext': builder_class},
+        )
+elif __name__ == '__mp_main__':
+    # This occurs from `cpuinfo 4.0.0` using multiprocessing to interrogate the 
+    # CPUID flags
+    # https://github.com/workhorsy/py-cpuinfo/issues/108
+    pass

sources

@@ -1 +1 @@
-SHA512 (blosc-1.5.1.tar.gz) = d0575e05e6e33c86d7b4f1b20bc5b3d5160a883909add26f8bc42887df4fa57d402390fc9a9d3e6b66d569d41f88b20f78883098a015d8b85823e989b7ab076a
+SHA512 (blosc-1.11.3.tar.gz) = fc82b7b100d306965874868b2a0b1b6a9b865f1ba86ce65546aeb8212ba5085ef7a565f46ac3b40f648641d449d9f5265087ca8670075221ba8018dc8efd7be4