Drop support for Python 2.7, 3.5-3.9

Change-Id: Ibdcdb2fa2cc228aae77ee53d27639218d497203e

.zuul.yaml

@@ -1,6 +1,6 @@
 - project:
     templates:
-      - openstack-python-jobs
+      - openstack-python3-jobs
       - libec-pyeclib-jobs-arm64
       - build-openstack-docs-pti
     check:
@@ -14,21 +14,11 @@
             pre-run: tools/playbooks/release-wheel/download-artifacts.yaml
             vars:
               build_wheel: false
-        - openstack-tox-py35: &py35_overrides
-            ansible-version: 8
-            vars:
-              tox_envlist: py35-compilelibs
-              tox_environment:
-                LIBERASURECODE_REF: '1.4.0'
-        - openstack-tox-py36
-        - openstack-tox-py37
-        - openstack-tox-py38
-        - openstack-tox-py39
         - openstack-tox-py310
         - openstack-tox-py311
         - openstack-tox-py312
         - openstack-tox-py313
-        - pyeclib-tox-py39-centos-9-stream
+        - pyeclib-tox-py311-centos-9-stream
         - libec-pyeclib-unit
         - libec-pyeclib-unit-centos-9-stream
     gate:
@@ -36,16 +26,11 @@
         - pyeclib-build-wheels
         - pyeclib-build-wheels-arm64
         - test-release-openstack: *release_overrides
-        - openstack-tox-py35: *py35_overrides
-        - openstack-tox-py36
-        - openstack-tox-py37
-        - openstack-tox-py38
-        - openstack-tox-py39
         - openstack-tox-py310
         - openstack-tox-py311
         - openstack-tox-py312
         - openstack-tox-py313
-        - pyeclib-tox-py39-centos-9-stream
+        - pyeclib-tox-py311-centos-9-stream
         - libec-pyeclib-unit
         - libec-pyeclib-unit-centos-9-stream
     post:
@@ -65,19 +50,22 @@
         - release-openstack-python: *release_overrides
 
 - job:
-    name: pyeclib-tox-py39-centos-9-stream
+    name: pyeclib-tox-py311-centos-9-stream
-    parent: openstack-tox-py39
+    parent: openstack-tox-py311
     description: |
-      Run unit tests using ``py39`` environment on CentOS 9.
+      Run unit tests using ``py311`` environment on CentOS 9.
     nodeset: centos-9-stream
+    vars:
+      python_use_pyenv: true
 
 - job:
     name: libec-pyeclib-unit-centos-9-stream
-    parent: openstack-tox-py39
+    parent: openstack-tox-py311
     timeout: 1800
     nodeset: centos-9-stream
     vars:
-      tox_envlist: py39-compilelibs
+      python_use_pyenv: true
+      tox_envlist: py311-compilelibs
 
 - job:
     name: libec-pyeclib-unit

Dockerfile

@@ -1,16 +1,14 @@
 # manylinux2010 has oldest build chain that can still build modern ISA-L
-# 2021-02-06-3d322a5 is newest tag that still had 2.7 support
-# aarch64 images never had 2.7, but 2021-05-01-a10bece is the newest that still had 3.5
 
 ARG TARGET="x86_64"
 
-FROM quay.io/pypa/manylinux2010_x86_64:2021-02-06-3d322a5 AS x86_64
+FROM quay.io/pypa/manylinux2010_x86_64:latest AS x86_64
-FROM quay.io/pypa/manylinux2014_aarch64:2021-05-01-a10bece AS aarch64
+FROM quay.io/pypa/manylinux2014_aarch64:latest AS aarch64
-FROM quay.io/pypa/musllinux_1_1_x86_64:2021-09-18-f12faf3 AS musl_x86_64
+FROM quay.io/pypa/musllinux_1_1_x86_64:latest AS musl_x86_64
-FROM quay.io/pypa/musllinux_1_1_aarch64:2021-09-18-f12faf3 AS musl_aarch64
+FROM quay.io/pypa/musllinux_1_1_aarch64:latest AS musl_aarch64
 FROM ${TARGET}
 
-MAINTAINER OpenStack Swift
+LABEL org.opencontainers.image.authors="OpenStack Swift"
 
 # can also take branch names, e.g. "master"
 ARG LIBERASURECODE_TAG=1.6.4
@@ -19,8 +17,7 @@ ARG ISAL_TAG=v2.31.0
 ARG SO_SUFFIX=-pyeclib
 ENV SO_SUFFIX=${SO_SUFFIX}
 ENV UID=1000
-# Alternatively, try cp27-cp27m, cp27-cp27mu
+ENV PYTHON_VERSION=cp310-cp310
-ENV PYTHON_VERSION=cp35-cp35m
 
 RUN mkdir /opt/src /output
 
@@ -33,9 +30,6 @@ RUN if [ -e /etc/yum.repos.d ]; then \
   fi
 
 RUN if [ -n "$(type -p yum)" ]; then yum install -y zlib-devel ; fi
-# Update auditwheel so it can improve our tag to manylinux1 automatically
-# Not *too far*, though, since we've got the old base image
-RUN /opt/_internal/tools/bin/pip install -U 'auditwheel<5.2'
 
 ADD https://github.com/netwide-assembler/nasm/archive/refs/tags/nasm-2.15.05.tar.gz /opt/src/nasm.tar.gz
 RUN tar -C /opt/src -xz -f /opt/src/nasm.tar.gz
@@ -62,4 +56,4 @@ RUN cd /opt/src/liberasurecode*/ && \
     make install
 
 COPY . /opt/src/pyeclib/
-ENTRYPOINT ["/bin/sh", "-c", "/opt/python/${PYTHON_VERSION}/bin/python /opt/src/pyeclib/pack_wheel.py /opt/src/pyeclib/ --repair --so-suffix=${SO_SUFFIX} --wheel-dir=/output"]
+ENTRYPOINT ["/bin/sh", "-c", "/opt/python/${PYTHON_VERSION}/bin/python3 /opt/src/pyeclib/pack_wheel.py /opt/src/pyeclib/ --repair --so-suffix=${SO_SUFFIX} --wheel-dir=/output"]

README.rst

@@ -2,7 +2,7 @@ PyEClib
 -------
 
 This library provides a simple Python interface for implementing erasure codes
-and is known to work with Python 2.7 and 3.5 through 3.13. To obtain the best
+and is known to work with Python 3.10 through 3.13. To obtain the best
 possible performance, the library utilizes liberasurecode, which is a C based
 erasure code library.
 
@@ -23,7 +23,7 @@ Installation
 
 Install pre-requisites:
 
-* Python 2.7 or 3.5+ (including development packages), argparse, setuptools
+* Python 3.10+ (including development packages), argparse, setuptools
 * liberasurecode v1.4.0 or greater [3]
 * Erasure code backend libraries, gf-complete and Jerasure [1],[2], ISA-L [4], etc
 

bindep.txt

@@ -10,9 +10,7 @@ libtool
 liberasurecode-dev [platform:dpkg]
 # There's no library in CentOS 7 but Fedora and openSUSE have it.
 liberasurecode-devel [platform:rpm !platform:centos]
-python-dev [(platform:dpkg py27)]
+python3-dev [platform:dpkg]
-python3-dev [(platform:dpkg !py27)]
+python3-devel [platform:rpm]
-python-devel [(platform:rpm py27)]
-python3-devel [(platform:rpm !py27)]
 zlib-devel [platform:rpm]
 zlib1g-dev [platform:dpkg]

pack_wheel.py

@@ -103,7 +103,7 @@ def build_wheel(src_dir):
     try:
         subprocess.check_call([
             sys.executable, 'setup.py',
-            'bdist_wheel', '-d', tmp, '--py-limited-api=cp35',
+            'bdist_wheel', '-d', tmp, '--py-limited-api=cp310',
         ], cwd=src_dir)
         files = os.listdir(tmp)
         assert len(files) == 1, files

setup.py

@@ -243,14 +243,7 @@ setup(name='pyeclib',
                    'written in C.'),
       classifiers=[
           "Development Status :: 5 - Production/Stable",
-          "Programming Language :: Python :: 2",
+          "Programming Language :: Python :: 3 :: Only",
-          "Programming Language :: Python :: 2.7",
-          "Programming Language :: Python :: 3",
-          "Programming Language :: Python :: 3.5",
-          "Programming Language :: Python :: 3.6",
-          "Programming Language :: Python :: 3.7",
-          "Programming Language :: Python :: 3.8",
-          "Programming Language :: Python :: 3.9",
           "Programming Language :: Python :: 3.10",
           "Programming Language :: Python :: 3.11",
           "Programming Language :: Python :: 3.12",
@@ -264,6 +257,7 @@ setup(name='pyeclib',
       license='BSD',
       ext_modules=[module],
       packages=['pyeclib'],
+      python_requires='>=3.10',
       package_dir={'pyeclib': 'pyeclib'},
       cmdclass={'build': build, 'install': install, 'clean': clean},
       py_modules=['pyeclib.ec_iface', 'pyeclib.core'],

test-requirements.txt

@@ -3,6 +3,5 @@
 # process, which may cause wedges in the gate later.
 
 coverage
-attrs<22; python_version<"3.5"
 pytest
 six>=1.9.0

tools/playbooks/build-wheel/roles/build-pyeclib-wheel/defaults/main.yaml

@@ -1,3 +1,3 @@
 tag: pyeclib-build-wheel-latest
-wheel_python_version: cp35-cp35m
+wheel_python_version: cp310-cp310
 musl: False

tools/playbooks/build-wheel/run.yaml

@@ -3,16 +3,6 @@
     - build-pyeclib-images
 
     - role: build-pyeclib-wheel
-      wheel_python_version: cp27-cp27m
-      when: wheel_target != "aarch64"
 
     - role: build-pyeclib-wheel
-      wheel_python_version: cp27-cp27mu
-      when: wheel_target != "aarch64"
-
-    - role: build-pyeclib-wheel
-      wheel_python_version: cp35-cp35m
-
-    - role: build-pyeclib-wheel
-      wheel_python_version: cp36-cp36m
       musl: True

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py{27,35,36,37,38,39,310}-compilelibs,pep8,docs
+envlist = py3{10,11,12}-compilelibs,pep8,docs
 
 [testenv]
 deps =