Modernize packaging: migrate setup.py to PEP 621 pyproject.toml

.devcontainer/setup_env.sh

@@ -9,6 +9,6 @@ docker compose up -d
 pip install uv
 
 # Use a workspace-local virtualenv so package installs do not fail on user permissions.
-uv pip install -r dev_requirements.txt
+uv pip install -e . --group dev
 source .venv/bin/activate
 pre-commit install

.github/scripts/verify_version.py

@@ -0,0 +1,46 @@
+#!/usr/bin/env python3
+"""Verify the packaged version matches the release git tag.
+
+Usage:
+    python .github/scripts/verify_version.py <tag>
+
+The tag typically comes from ``$GITHUB_REF_NAME`` and may be prefixed with
+``v`` (e.g. ``v1.9.1``). The leading ``v`` is stripped before comparison.
+
+Exits 0 on match, 1 on mismatch, 2 on usage error.
+"""
+from __future__ import annotations
+
+import re
+import sys
+from pathlib import Path
+
+REPO_ROOT = Path(__file__).resolve().parents[2]
+VERSION_FILE = REPO_ROOT / "dbt" / "adapters" / "sqlserver" / "__version__.py"
+VERSION_RE = re.compile(r"""version\s*=\s*["'](?P<version>.+?)["']""")
+
+
+def read_package_version(version_file: Path = VERSION_FILE) -> str:
+    match = VERSION_RE.search(version_file.read_text())
+    if not match:
+        raise ValueError(f"could not find version in {version_file}")
+    return match.group("version")
+
+
+def main(argv: list[str]) -> int:
+    if len(argv) != 2:
+        print("usage: verify_version.py <tag>", file=sys.stderr)
+        return 2
+    tag_version = argv[1].lstrip("v")
+    pkg_version = read_package_version()
+    if tag_version != pkg_version:
+        print(
+            f"Git tag {tag_version!r} does not match " f"package version {pkg_version!r}",
+            file=sys.stderr,
+        )
+        return 1
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(main(sys.argv))

.github/workflows/integration-tests-sqlserver.yml

@@ -11,13 +11,9 @@ on:  # yamllint disable-line rule:truthy
       - 'tests/functional/**'
       - 'devops/**'
       - 'docker-compose.yml'
-      - 'dev_requirements.txt'
       - '**/*.lock'
       - '.locks/**'
       - 'pyproject.toml'
-      - 'setup.cfg'
-      - 'setup.py'
-      - 'MANIFEST.in'
       - 'pytest.ini'
       - '.github/workflows/integration-tests-sqlserver.yml'
   pull_request:
@@ -29,13 +25,9 @@ on:  # yamllint disable-line rule:truthy
       - 'tests/functional/**'
       - 'devops/**'
       - 'docker-compose.yml'
-      - 'dev_requirements.txt'
       - '**/*.lock'
       - '.locks/**'
       - 'pyproject.toml'
-      - 'setup.cfg'
-      - 'setup.py'
-      - 'MANIFEST.in'
       - 'pytest.ini'
       - '.github/workflows/integration-tests-sqlserver.yml'
   schedule:
@@ -46,7 +38,7 @@ jobs:
     name: Regular
     strategy:
       matrix:
-        python_version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+        python_version: ["3.10", "3.11", "3.12", "3.13"]
         msodbc_version: ["17", "18"]
         sqlserver_version: ["2017", "2019", "2022"]
         collation: ["SQL_Latin1_General_CP1_CS_AS", "SQL_Latin1_General_CP1_CI_AS"]
@@ -70,7 +62,7 @@ jobs:
         run: pip install uv
 
       - name: Install dependencies
-        run: uv pip install --system -r dev_requirements.txt
+        run: uv pip install --system -e ".[pyodbc]" --group dev
 
       - name: Run functional tests
         run: pytest -ra -v tests/functional --profile "ci_sql_server"

.github/workflows/release-version.yml

@@ -15,16 +15,13 @@ jobs:
 
       - uses: actions/setup-python@v6
         with:
-          python-version: '3.9'
+          python-version: '3.10'
 
-      - name: Install uv
-        run: pip install uv
+      - name: Install build tooling
+        run: pip install build twine
 
-      - name: Install dependencies
-        run: uv pip install --system -r dev_requirements.txt
-
-      - name: Verify version match
-        run: python setup.py verify
+      - name: Verify version matches tag
+        run: python .github/scripts/verify_version.py "${{ github.ref_name }}"
 
       - name: Initialize .pypirc
         run: |
@@ -34,5 +31,5 @@ jobs:
 
       - name: Build and publish package
         run: |
-          python setup.py sdist bdist_wheel
+          python -m build
           twine upload dist/*

.github/workflows/unit-tests.yml

@@ -18,7 +18,7 @@ jobs:
     name: Unit tests
     strategy:
       matrix:
-        python_version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+        python_version: ["3.10", "3.11", "3.12", "3.13"]
     runs-on: ubuntu-latest
     permissions:
       contents: read
@@ -36,7 +36,7 @@ jobs:
         run: pip install uv
 
       - name: Install dependencies
-        run: uv pip install --system -r dev_requirements.txt
+        run: uv pip install --system -e ".[pyodbc]" --group dev
 
       - name: Run unit tests
         run: pytest -n auto -ra -v tests/unit

Makefile

@@ -4,7 +4,7 @@ THREADS ?= auto
 .PHONY: dev
 dev: ## Installs adapter in develop mode along with development dependencies
 	@\
-	uv pip install -r dev_requirements.txt && pre-commit install
+	uv pip install -e . --group dev && pre-commit install
 
 .PHONY: mypy
 mypy: ## Runs mypy against staged changes for static type checking.

pyproject.toml

@@ -0,0 +1,81 @@
+[build-system]
+requires = ["setuptools>=68", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "dbt-sqlserver"
+description = "A Microsoft SQL Server adapter plugin for dbt"
+readme = "README.md"
+license = { text = "MIT" }
+authors = [
+    { name = "Mikael Ene" },
+    { name = "Anders Swanson" },
+    { name = "Sam Debruyn" },
+    { name = "Cor Zuurmond" },
+    { name = "Cody Scott" },
+]
+requires-python = ">=3.10"
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: Microsoft :: Windows",
+    "Operating System :: MacOS :: MacOS X",
+    "Operating System :: POSIX :: Linux",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+]
+dependencies = [
+    "dbt-core>=1.9.0,<2.0",
+    "dbt-common>=1.0,<2.0",
+    "dbt-adapters>=1.11.0,<2.0",
+]
+dynamic = ["version"]
+
+[project.optional-dependencies]
+azure = [
+    "azure-identity>=1.12.0",
+]
+pyodbc = [
+    "pyodbc>=5.2.0",
+]
+
+[dependency-groups]
+dev = [
+    "dbt-tests-adapter>=1.9.0,<2.0",
+    "azure-identity>=1.12.0",
+    "build",
+    "bumpversion",
+    "flaky",
+    "freezegun==1.4.0",
+    "ipdb",
+    "mypy==1.11.2",
+    "pre-commit",
+    "pytest",
+    "pytest-csv",
+    "pytest-dotenv",
+    "pytest-xdist",
+    "pytz",
+    "ruff",
+    "tox>=3.13",
+    "twine",
+]
+
+[project.urls]
+"Setup & configuration" = "https://docs.getdbt.com/reference/warehouse-profiles/mssql-profile"
+"Documentation & usage" = "https://docs.getdbt.com/reference/resource-configs/mssql-configs"
+"Changelog" = "https://github.com/dbt-msft/dbt-sqlserver/blob/master/CHANGELOG.md"
+"Issue Tracker" = "https://github.com/dbt-msft/dbt-sqlserver/issues"
+"Source" = "https://github.com/dbt-msft/dbt-sqlserver"
+
+[tool.setuptools.dynamic]
+version = { attr = "dbt.adapters.sqlserver.__version__.version" }
+
+[tool.setuptools.packages.find]
+include = ["dbt", "dbt.*"]
+namespaces = true
+
+[tool.setuptools.package-data]
+"dbt" = ["include/**/*.sql", "include/**/*.yml", "include/**/*.md"]
+"dbt.adapters.sqlserver" = ["py.typed"]