DM-32408: Derive package version using lsst_versions

.github/workflows/build.yaml

@@ -13,7 +13,10 @@ jobs:
     # github change
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
+        with:
+          # Need to clone everything for the git tags.
+          fetch-depth: 0
 
       - uses: conda-incubator/setup-miniconda@v2
         with:

.github/workflows/build_docs.yaml

@@ -10,12 +10,17 @@ jobs:
   build_sphinx_docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
+        with:
+          # Need to clone everything for the git tags.
+          fetch-depth: 0
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v3
         with:
           python-version: 3.8
+          cache: "pip"
+          cache-dependency-path: "setup.cfg"
 
       - name: Install sqlite
         run: sudo apt-get install sqlite libyaml-dev

.github/workflows/docstyle.yaml

@@ -10,12 +10,13 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v3
         with:
           python-version: 3.8
+          cache: "pip"
 
       - name: Install
         run: pip install pydocstyle

.github/workflows/formatting.yaml

@@ -10,12 +10,13 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v3
         with:
           python-version: 3.8
+          cache: "pip"
 
       - name: Install isort and black
         run: pip install isort black

.github/workflows/lint.yaml

@@ -10,12 +10,13 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v3
         with:
           python-version: 3.8
+          cache: "pip"
 
       - name: Install
         run: pip install -r <(curl https://raw.githubusercontent.com/lsst/linting/main/requirements.txt)

.github/workflows/mypy.yaml

@@ -11,12 +11,14 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Set up python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v3
         with:
           python-version: 3.8
+          cache: "pip"
+          cache-dependency-path: "setup.cfg"
 
       - name: Install
         run: pip install mypy pydantic

.github/workflows/yamllint.yaml

@@ -10,12 +10,13 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v3
         with:
           python-version: 3.8
+          cache: "pip"
 
       - name: Install
         run: pip install yamllint

doc/changes/DM-32408.feature.rst

@@ -0,0 +1 @@
+Builds using ``setuptools`` now calculate versions from the Git repository, including the use of alpha releases for those associated with weekly tags.

pyproject.toml

@@ -1,3 +1,7 @@
+[build-system]
+requires = ["setuptools", "lsst-versions"]
+build-backend = "setuptools.build_meta"
+
 [tool.towncrier]
     package = "lsst.daf.butler"
     package_dir = "python"
@@ -6,7 +10,6 @@
     title_format = "Butler {version} {project_date}"
     issue_format = "`{issue} <https://jira.lsstcorp.org/browse/{issue}>`_"
 
-
     [[tool.towncrier.type]]
         directory = "feature"
         name = "New Features"
@@ -44,3 +47,6 @@ target-version = ["py38"]
 [tool.isort]
 profile = "black"
 line_length = 110
+
+[tool.lsst_versions]
+write_to = "python/lsst/daf/butler/version.py"

setup.cfg

@@ -10,6 +10,9 @@ classifiers =
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3.7
     Topic :: Scientific/Engineering :: Astronomy
+long_description = file: README.rst
+long_description_content_type = text/markdown
+version = attr: lsst.daf.butler.__version__
 
 [options]
 zip_safe = True
@@ -58,7 +61,7 @@ exclude = __init__.py
 
 [tool:pytest]
 addopts = --flake8
-flake8-ignore = W503 E203 N802 N803 N806 N812 N815 N816 W503 E203
+flake8-ignore = W503 E203 N802 N803 N806 N812 N815 N816
 # The matplotlib test may not release font files.
 # Some unit tests open registry database in setUpClass.
 open_files_ignore = "*.ttf" "gen3.sqlite3"