use uv

.github/workflows/ci.yml

@@ -14,64 +14,46 @@ env:
 jobs:
   foundation:
 
-    strategy:
-      matrix:
-        python-version: ["3.10"]
     defaults:
       run:
         shell: bash -l {0}
-    name: linux-64-py${{ matrix.python-version }}
+    name: linux-64
     runs-on: ubuntu-latest
     steps:
       # checkout the code in this repository
       - uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
+        with:
+          version: "0.8.8"
+          enable-cache: true
+          cache-dependency-glob: "uv.lock"
+
+      - name: "Set up Python"
+        uses: actions/setup-python@v5
         with:
-          path: 'activitysim-sandag-abm3'
+          python-version-file: ".python-version"
+
+      - name: Install everything
+        run: |
+          uv sync --locked
 
       # checkout the main branch of ActivitySim itself
       - uses: actions/checkout@v4
         with:
           repository: 'ActivitySim/activitysim'
           ref: main
-          path: 'activitysim'
+          path: 'cloned/activitysim'
           fetch-depth: 0  # get all tags, lets setuptools_scm do its thing
 
-      - name: Setup Miniforge
-        uses: conda-incubator/setup-miniconda@v3
-        with:
-          auto-update-conda: true
-          miniforge-version: latest
-          mamba-version: "2.0.5"
-          conda-solver: classic
-          conda-remove-defaults: true
-          activate-environment: asim-test
-          python-version: ${{ matrix.python-version }}
-
-      - name: Set cache date for year and month
-        run: echo "DATE=$(date +'%Y%m')" >> $GITHUB_ENV
-
-      - uses: actions/cache@v4
-        with:
-          path: miniconda3/envs/asim-test
-          key: linux-64-conda-${{ hashFiles('activitysim/conda-environments/github-actions-tests.yml') }}-${{ env.DATE }}-${{ env.CACHE_NUMBER }}
-        id: cache
-
-      - name: Update environment
+      # install ActivitySim, overriding the one in the workspace,
+      # as the pre-installed one is the latest release but not the most up-to-date
+      - name: Install ActivitySim
         run: |
-          mamba env update -n asim-test -f activitysim/conda-environments/github-actions-tests.yml
-        if: steps.cache.outputs.cache-hit != 'true'
+          uv pip install --no-deps ./cloned/activitysim
 
-      - name: Install activitysim
-        # installing without dependencies is faster, we trust that all needed dependencies
-        # are in the conda environment defined above.  Also, this avoids pip getting
-        # confused and reinstalling tables (pytables).
-        run: |
-          python -m pip install ./activitysim --no-deps
-      - name: Conda checkup
-        run: |
-          conda info -a
-          conda list
       - name: Test this implementation
         run: |
-          cd activitysim-sandag-abm3/test
-          python -m pytest test_sandag_abm3.py::test_sandag_abm3_progressive
+          uv run pytest ./test
+

.python-version

@@ -0,0 +1 @@
+3.11

pyproject.toml

@@ -0,0 +1,26 @@
+[project]
+name = "sandag-abm3-example"
+version = "1.4"
+description = "User environment for Prototype MTC Model"
+readme = "README.md"
+requires-python = ">=3.10,<3.12"
+dependencies = [
+    "activitysim==1.4",
+    "multimethod<2.0",
+    "numba>=0.57",
+    "numpy>=1.16.1,<1.26",
+    "openmatrix>=0.3.5.0",
+    "pandas>=2.1.0",
+    "pandera>=0.15,<0.18.1",
+    "psutil>=4.1",
+    "pydantic>=2.6",
+    "setuptools>=80.9.0,<81",
+    "sharrow>=2.14.0",
+    "tables>=3.9",
+]
+
+[dependency-groups]
+dev = [
+    "pytest>=8.4.1",
+    "zstandard>=0.23.0",
+]

test/test_sandag_abm3.py

@@ -124,7 +124,7 @@ def test_sandag_abm3_progressive(use_sharrow):
         output_dir=out_dir,
         settings=settings,
     )
-    state.import_extensions("../extensions")
+    state.import_extensions("extensions")
     state.filesystem.persist_sharrow_cache()
     state.logging.config_logger()