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Revert "Remove Python 3.8 support"
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7 files changed

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‎.coin-or/projDesc.xml

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@@ -287,7 +287,7 @@ Carl D. Laird, Chair, Pyomo Management Committee, claird at andrew dot cmu dot e
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<platform>
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<operatingSystem>Any</operatingSystem>
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<compiler>Python 3.9, 3.10, 3.11, 3.12, 3.13</compiler>
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<compiler>Python 3.8, 3.9, 3.10, 3.11, 3.12, 3.13</compiler>
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</platform>
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</testedPlatforms>

‎.github/workflows/release_wheel_creation.yml

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@@ -29,9 +29,12 @@ jobs:
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matrix:
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os: [ubuntu-22.04, windows-latest, macos-latest]
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arch: [all]
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wheel-version: ['cp39*', 'cp310*', 'cp311*', 'cp312*', 'cp313*']
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wheel-version: ['cp38*', 'cp39*', 'cp310*', 'cp311*', 'cp312*', 'cp313*']
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include:
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- wheel-version: 'cp38*'
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TARGET: 'py38'
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GLOBAL_OPTIONS: "--with-cython --with-distributable-extensions"
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- wheel-version: 'cp39*'
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TARGET: 'py39'
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GLOBAL_OPTIONS: "--with-cython --with-distributable-extensions"
@@ -93,9 +96,12 @@ jobs:
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matrix:
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os: [ubuntu-22.04]
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arch: [all]
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wheel-version: ['cp39*', 'cp310*', 'cp311*', 'cp312*', 'cp313*']
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wheel-version: ['cp38*', 'cp39*', 'cp310*', 'cp311*', 'cp312*', 'cp313*']
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include:
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- wheel-version: 'cp38*'
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TARGET: 'py38'
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GLOBAL_OPTIONS: "--with-cython --with-distributable-extensions"
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- wheel-version: 'cp39*'
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TARGET: 'py39'
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GLOBAL_OPTIONS: "--with-cython --with-distributable-extensions"
@@ -179,7 +185,7 @@ jobs:
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include:
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- os: ubuntu-latest
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TARGET: generic_tarball
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python-version: [3.9]
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python-version: [3.8]
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steps:
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- uses: actions/checkout@v4
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- name: Set up Python ${{ matrix.python-version }}

‎.github/workflows/test_branches.yml

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@@ -75,14 +75,20 @@ jobs:
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other: [""]
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category: [""]
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# win/3.8 conda builds no longer work due to environment not being able
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# to resolve. We are skipping it now.
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exclude:
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- os: windows-latest
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python: 3.8
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include:
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- os: ubuntu-latest
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python: '3.13'
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TARGET: linux
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PYENV: pip
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- os: macos-latest
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python: '3.11'
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python: '3.10'
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TARGET: osx
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PYENV: pip
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PACKAGES: cython
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- os: windows-latest
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python: '3.10'
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python: 3.8
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other: /pip
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skip_doctest: 1
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TARGET: win
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bare-python-env:
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name: linux/3.9/bare-env
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name: linux/3.8/bare-env
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runs-on: ubuntu-latest
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timeout-minutes: 10
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steps:
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- name: Checkout Pyomo source
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uses: actions/checkout@v4
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- name: Set up Python 3.9
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- name: Set up Python 3.8
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uses: actions/setup-python@v5
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with:
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python-version: 3.9
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python-version: 3.8
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- name: Install Pyomo
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run: |
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# id: pip-cache
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# with:
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# path: cache/pip
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# key: pip-${{env.CACHE_VER}}.0-${{runner.os}}-3.9
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# key: pip-${{env.CACHE_VER}}.0-${{runner.os}}-3.8
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- name: Download build artifacts
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uses: actions/download-artifact@v4
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with:
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path: artifacts
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- name: Set up Python 3.9
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- name: Set up Python 3.8
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uses: actions/setup-python@v5
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with:
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python-version: 3.9
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python-version: 3.8
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- name: Install Python Packages (pip)
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shell: bash # DO NOT REMOVE: see note above

‎.github/workflows/test_pr_and_main.yml

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@@ -68,10 +68,16 @@ jobs:
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fail-fast: false
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matrix:
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os: [ubuntu-latest, macos-latest, windows-latest]
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python: [ 3.9, '3.10', '3.11', '3.12', '3.13' ]
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python: [ 3.8, 3.9, '3.10', '3.11', '3.12', '3.13' ]
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other: [""]
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category: [""]
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# win/3.8 conda builds no longer work due to environment not being able
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# to resolve. We are skipping it now.
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exclude:
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- os: windows-latest
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python: 3.8
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include:
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- os: ubuntu-latest
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TARGET: linux
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PACKAGES: cython
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- os: windows-latest
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python: 3.9
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python: 3.8
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other: /pip
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skip_doctest: 1
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TARGET: win
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PYENV: pip
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- os: ubuntu-latest
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python: 3.9
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python: 3.8
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other: /slim
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slim: 1
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skip_doctest: 1
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PACKAGES: "gurobipy dill numpy>2.0 scipy networkx"
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- os: ubuntu-latest
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python: '3.10'
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python: 3.9
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other: /pyutilib
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TARGET: linux
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PYENV: pip
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bare-python-env:
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name: linux/3.9/bare-env
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name: linux/3.8/bare-env
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needs: lint # the linter job is a prerequisite for PRs
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runs-on: ubuntu-latest
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timeout-minutes: 10
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steps:
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- name: Checkout Pyomo source
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uses: actions/checkout@v4
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- name: Set up Python 3.9
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- name: Set up Python 3.8
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uses: actions/setup-python@v5
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with:
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python-version: 3.9
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python-version: 3.8
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- name: Install Pyomo
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run: |
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# id: pip-cache
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# with:
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# path: cache/pip
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# key: pip-${{env.CACHE_VER}}.0-${{runner.os}}-3.9
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# key: pip-${{env.CACHE_VER}}.0-${{runner.os}}-3.8
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- name: Download build artifacts
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uses: actions/download-artifact@v4
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with:
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path: artifacts
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- name: Set up Python 3.9
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- name: Set up Python 3.8
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uses: actions/setup-python@v5
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with:
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python-version: 3.9
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python-version: 3.8
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- name: Install Python Packages (pip)
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shell: bash # DO NOT REMOVE: see note above

‎README.md

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@@ -52,7 +52,7 @@ Pyomo is available under the BSD License - see the
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Pyomo is currently tested with the following Python implementations:
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* CPython: 3.9, 3.10, 3.11, 3.12, 3.13
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* CPython: 3.8, 3.9, 3.10, 3.11, 3.12, 3.13
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* PyPy: 3.9
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_Testing and support policy_:

‎doc/OnlineDocs/getting_started/installation.rst

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@@ -3,7 +3,7 @@ Installation
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Pyomo currently supports the following versions of Python:
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* CPython: 3.9, 3.10, 3.11, 3.12, 3.13
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* CPython: 3.8, 3.9, 3.10, 3.11, 3.12, 3.13
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* PyPy: 3
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At the time of the first Pyomo release after the end-of-life of a minor Python

‎setup.py

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@@ -234,6 +234,7 @@ def __ne__(self, other):
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'Operating System :: Unix',
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'Programming Language :: Python',
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'Programming Language :: Python :: 3',
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'Programming Language :: Python :: 3.8',
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'Programming Language :: Python :: 3.9',
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'Programming Language :: Python :: 3.10',
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'Programming Language :: Python :: 3.11',
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'Topic :: Scientific/Engineering :: Mathematics',
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'Topic :: Software Development :: Libraries :: Python Modules',
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],
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python_requires='>=3.9',
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python_requires='>=3.8',
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install_requires=['ply'],
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extras_require={
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# There are certain tests that also require pytest-qt, but because those

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