First working version of LDSDA

.coin-or/projDesc.xml

@@ -227,8 +227,8 @@ Carl D. Laird, Chair, Pyomo Management Committee, claird at andrew dot cmu dot e
 			     Use explicit overrides to disable use of automated
 			     version reporting.
 			-->
-			<stableVersionNumber>6.7.0</stableVersionNumber>
-			<releaseNumber>6.7.0</releaseNumber>
+			<stableVersionNumber>6.8.2</stableVersionNumber>
+			<releaseNumber>6.8.2</releaseNumber>
 
 		</developmentStatus>
 
@@ -287,7 +287,7 @@ Carl D. Laird, Chair, Pyomo Management Committee, claird at andrew dot cmu dot e
 
 			<platform>
 				<operatingSystem>Any</operatingSystem>
-				<compiler>Python 3.8, 3.9, 3.10, 3.11, 3.12</compiler>
+				<compiler>Python 3.9, 3.10, 3.11, 3.12, 3.13</compiler>
 			</platform>
 
 		</testedPlatforms>

.github/ISSUE_TEMPLATE/bug_report.md

@@ -4,6 +4,8 @@ about: Report a bug in Pyomo (command not working as expected, etc.)
 labels: "bug"
 ---
 
+<!-- DO NOT DELETE OR IGNORE THIS TEMPLATE.  Failing to adhere to this template and provide the necessary information may lead to your Issue being closed without consideration. -->
+
 ## Summary
 
 <!-- Explain, in a clear and concise way, the command you ran and the result you were trying to achieve.

.github/ISSUE_TEMPLATE/feature_request.md

@@ -5,6 +5,8 @@ labels: enhancement
 
 ---
 
+<!-- DO NOT DELETE OR IGNORE THIS TEMPLATE.  Failing to adhere to this template and provide the necessary information may lead to your Issue being closed without consideration. -->
+
 <!-- BEFORE SUBMITTING AN ENHANCEMENT REQUEST - please browse the open issues and the [Archived Design Discussions wiki page](https://github.com/Pyomo/pyomo/wiki/Archived-Design-Discussions).-->
 
 ## Summary

.github/PULL_REQUEST_TEMPLATE.md

@@ -7,6 +7,8 @@
 <!-- Contributing Guide: https://pyomo.readthedocs.io/en/stable/contribution_guide.html -->
 <!-- ##################################################################### -->
 
+<!-- DO NOT DELETE OR IGNORE THIS TEMPLATE. Failing to adhere to this template and provide the necessary information may lead to your Pull Request being closed without consideration. -->
+
 ## Fixes # .
 
 ## Summary/Motivation:

.github/workflows/release_wheel_creation.yml

@@ -4,6 +4,8 @@ on:
   push:
     tags:
       - '*'
+  schedule:
+    - cron: '0 0 3 * *'
   workflow_dispatch:
     inputs:
       git-ref:
@@ -14,68 +16,158 @@ concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
   cancel-in-progress: true
 
-env:
-  PYOMO_SETUP_ARGS: "--with-cython --with-distributable-extensions"
+defaults:
+  run:
+    shell: bash -l {0}
 
 jobs:
   native_wheels:
     name: Build wheels (${{ matrix.wheel-version }}) on ${{ matrix.os }} for native and cross-compiled architecture
     runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: true
       matrix:
-        os: [ubuntu-22.04, windows-latest, macos-latest]
+        os: [ubuntu-latest, windows-latest, macos-latest]
         arch: [all]
-        wheel-version: ['cp38*', 'cp39*', 'cp310*', 'cp311*', 'cp312*']
+        wheel-version: ['cp39*', 'cp310*', 'cp311*', 'cp312*', 'cp313*']
+
+        include:
+        - wheel-version: 'cp39*'
+          TARGET: 'py39'
+          GLOBAL_OPTIONS: "--with-cython --with-distributable-extensions"
+        - wheel-version: 'cp310*'
+          TARGET: 'py310'
+          GLOBAL_OPTIONS: "--with-cython --with-distributable-extensions"
+        - wheel-version: 'cp311*'
+          TARGET: 'py311'
+          GLOBAL_OPTIONS: "--without-cython --with-distributable-extensions"
+        - wheel-version: 'cp312*'
+          TARGET: 'py312'
+          GLOBAL_OPTIONS: "--without-cython --with-distributable-extensions"
+        - wheel-version: 'cp313*'
+          TARGET: 'py313'
+          GLOBAL_OPTIONS: "--without-cython --with-distributable-extensions"
+
+        # We use pure python for any Windows/python greater than 3.10
+        exclude:
+        - wheel-version: 'cp311*'
+          os: windows-latest
+        - wheel-version: 'cp312*'
+          os: windows-latest
+        - wheel-version: 'cp313*'
+          os: windows-latest
+
     steps:
       - uses: actions/checkout@v4
+      - name: Create pyproject.toml
+        run: |
+          # Per the cibuildwheel documentation, you can technically use
+          # CIBW_BEFORE_BUILD to do these steps; however, as of the newest
+          # version (2.21.3) this feature does not work. This is a hack
+          # to make cibuildwheel recognize our pre-build requirements
+          echo -e '[build-system]\n\nrequires = [ "setuptools", "wheel", "cython", "pybind11" ]' > $GITHUB_WORKSPACE/pyproject.toml
+          cat $GITHUB_WORKSPACE/pyproject.toml
+          ls -la $GITHUB_WORKSPACE
       - name: Build wheels
-        uses: pypa/cibuildwheel@v2.16.2
+        uses: pypa/cibuildwheel@v2.21.3
         with:
           output-dir: dist
         env:
             CIBW_ARCHS_LINUX: "native"
-            CIBW_ARCHS_MACOS: "native arm64"
-            CIBW_ARCHS_WINDOWS: "native ARM64"
-            CIBW_SKIP: "*-musllinux*"
+            CIBW_ARCHS_MACOS: "x86_64 arm64"
+            CIBW_ARCHS_WINDOWS: "AMD64 ARM64"
             CIBW_BUILD: ${{ matrix.wheel-version }}
+            CIBW_SKIP: "*-musllinux*"
             CIBW_BUILD_VERBOSITY: 1
-            CIBW_BEFORE_BUILD: pip install cython pybind11
-            CIBW_CONFIG_SETTINGS: '--global-option="--with-cython --with-distributable-extensions"'
+            CIBW_ENVIRONMENT: PYOMO_SETUP_ARGS="${{ matrix.GLOBAL_OPTIONS }}"
       - uses: actions/upload-artifact@v4
         with:
-          name: native_wheels
+          name: native_wheels-${{ matrix.os }}-${{ matrix.TARGET }}
           path: dist/*.whl
+          overwrite: true
 
   alternative_wheels:
     name: Build wheels (${{ matrix.wheel-version }}) on ${{ matrix.os }} for aarch64
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-22.04]
+        os: [ubuntu-latest]
         arch: [all]
-        wheel-version: ['cp38*', 'cp39*', 'cp310*', 'cp311*', 'cp312*']
+        wheel-version: ['cp39*', 'cp310*', 'cp311*', 'cp312*', 'cp313*']
+
+        include:
+        - wheel-version: 'cp39*'
+          TARGET: 'py39'
+          GLOBAL_OPTIONS: "--with-cython --with-distributable-extensions"
+        - wheel-version: 'cp310*'
+          TARGET: 'py310'
+          GLOBAL_OPTIONS: "--with-cython --with-distributable-extensions"
+        - wheel-version: 'cp311*'
+          TARGET: 'py311'
+          GLOBAL_OPTIONS: "--without-cython --with-distributable-extensions"
+        - wheel-version: 'cp312*'
+          TARGET: 'py312'
+          GLOBAL_OPTIONS: "--without-cython --with-distributable-extensions"
+        - wheel-version: 'cp313*'
+          TARGET: 'py313'
+          GLOBAL_OPTIONS: "--without-cython --with-distributable-extensions"
     steps:
       - uses: actions/checkout@v4
       - name: Set up QEMU
         if: runner.os == 'Linux'
         uses: docker/setup-qemu-action@v3
         with:
           platforms: all
+      - name: Create pyproject.toml
+        run: |
+          # Per the cibuildwheel documentation, you can technically use
+          # CIBW_BEFORE_BUILD to do these steps; however, as of the newest
+          # version (2.21.3) this feature does not work. This is a hack
+          # to make cibuildwheel recognize our pre-build requirements
+          echo -e '[build-system]\n\nrequires = [ "setuptools", "wheel", "cython", "pybind11" ]' > $GITHUB_WORKSPACE/pyproject.toml
+          cat $GITHUB_WORKSPACE/pyproject.toml
+          ls -la $GITHUB_WORKSPACE
       - name: Build wheels
-        uses: pypa/cibuildwheel@v2.16.2
+        uses: pypa/cibuildwheel@v2.21.3
         with:
           output-dir: dist
         env:
             CIBW_ARCHS_LINUX: "aarch64"
-            CIBW_SKIP: "*-musllinux*"
             CIBW_BUILD: ${{ matrix.wheel-version }}
+            CIBW_SKIP: "*-musllinux*"
             CIBW_BUILD_VERBOSITY: 1
-            CIBW_BEFORE_BUILD: pip install cython pybind11
-            CIBW_CONFIG_SETTINGS: '--global-option="--with-cython --with-distributable-extensions"'
+            CIBW_ENVIRONMENT: PYOMO_SETUP_ARGS="${{ matrix.GLOBAL_OPTIONS }}"
       - uses: actions/upload-artifact@v4
         with:
-          name: alt_wheels
+          name: alt_wheels-${{ matrix.os }}-${{ matrix.TARGET }}
+          path: dist/*.whl
+          overwrite: true
+
+  pure_python:
+    name: pure_python_wheel
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ['3.11']
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install twine wheel setuptools pybind11
+      - name: Build pure python wheel
+        run: |
+          python setup.py --without-cython sdist --format=gztar bdist_wheel
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: purepythonwheel
           path: dist/*.whl
+          overwrite: true
 
   generictarball:
     name: ${{ matrix.TARGET }}
@@ -87,7 +179,7 @@ jobs:
         include:
         - os: ubuntu-latest
           TARGET: generic_tarball
-        python-version: [3.8]
+        python-version: [3.9]
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
@@ -106,4 +198,5 @@ jobs:
       with:
         name: generictarball
         path: dist
+        overwrite: true