Replace Makefile with just

.github/workflows/docs-lint.yaml

@@ -7,7 +7,7 @@ on:
       - '**.md'
       - '.markdownlint-cli2.jsonc'
       - '.mise.toml'
-      - 'Makefile'
+      - 'justfile'
       - '.github/workflows/docs-lint.yaml'
 
 permissions:
@@ -19,7 +19,7 @@ jobs:
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - uses: jdx/mise-action@1648a7812b9aeae629881980618f079932869151 # v4.0.1
-      - run: make docs/lint
+      - run: just docs lint
 
   build:
     runs-on: ubuntu-latest
@@ -33,4 +33,4 @@ jobs:
           enable-cache: true
       - run: |
           uv sync --group dev
-          make docs/build
+          just docs build

.github/workflows/docs.yaml

@@ -30,9 +30,12 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
           enable-cache: true
+      - uses: taiki-e/install-action@7a79fe8c3a13344501c80d99cae481c1c9085912 # v2.81.10
+        with:
+          tool: just
       - run: |
           uv sync --group dev
-          make docs/build
+          just docs build
       - name: Upload artifact
         uses: actions/upload-pages-artifact@7b1f4a764d45c48632c6b24a0339c27f5614fb0b # v4.0.0
         with:

.github/workflows/test-suite.yaml

@@ -39,8 +39,11 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
         if: matrix.python-version == '3.13' || matrix.python-version == '3.14'
+      - uses: taiki-e/install-action@7a79fe8c3a13344501c80d99cae481c1c9085912 # v2.81.10
+        with:
+          tool: just
       - run: |
-          make tool
+          just tool
 
       - name: Configure AWS credentials
         uses: aws-actions/configure-aws-credentials@8df5847569e6427dd6c4fb1cf565c83acfa8afa7 # v6.0.0
@@ -51,4 +54,4 @@ jobs:
 
       - name: Test
         run: |
-          make tox
+          just tox

.mise.toml

@@ -1,3 +1,4 @@
 [tools]
 python = "3.12"
+just = "latest"
 "npm:markdownlint-cli2" = "0.18.1"

CLAUDE.md

@@ -20,17 +20,17 @@ PyAthena is a Python DB API 2.0 (PEP 249) compliant client for Amazon Athena. Se
 ### Code Quality — Always Run Before Committing
 
 ```bash
-make format   # Auto-fix formatting and imports
-make lint   # Lint + format check + mypy
+just format   # Auto-fix formatting and imports
+just lint   # Lint + format check + mypy
 ```
 
 ### Testing
 
 ```bash
-# ALWAYS run `make lint` first — tests will fail if lint doesn't pass
-make test/pyathena    # Unit tests (runs lint first)
-make test/sqla        # SQLAlchemy dialect tests
-make test/sqla-async  # SQLAlchemy async dialect tests
+# ALWAYS run `just lint` first — tests will fail if lint doesn't pass
+just test pyathena    # Unit tests (runs lint first)
+just test sqla        # SQLAlchemy dialect tests
+just test sqla-async  # SQLAlchemy async dialect tests
 ```
 
 Tests require AWS environment variables. Use a `.env` file (gitignored):
@@ -48,7 +48,7 @@ export $(cat .env | xargs) && uv run pytest tests/pyathena/test_file.py -v
 
 - Tests mirror source structure under `tests/pyathena/`
 - Use pytest fixtures from `conftest.py`
-- New features require tests; changes to SQLAlchemy dialects must pass `make test-sqla`
+- New features require tests; changes to SQLAlchemy dialects must pass `just test sqla`
 
 #### Test Conventions
 
@@ -74,9 +74,9 @@ export $(cat .env | xargs) && uv run pytest tests/pyathena/test_file.py -v
 
 ```bash
 mise install          # one-time: installs markdownlint-cli2
-make docs/lint        # check
-make docs/format      # auto-fix what's possible
-make docs/build       # build the Sphinx site under docs/_build/html
+just docs lint        # check
+just docs format      # auto-fix what's possible
+just docs build       # build the Sphinx site under docs/_build/html
 ```
 
 ## Architecture — Key Design Decisions

docs/testing.md

@@ -31,18 +31,20 @@ $ export AWS_ATHENA_MANAGED_WORKGROUP=pyathena-managed
 
 ## Run test
 
+The task runner uses [just](https://github.com/casey/just). Install it with `mise use -g just`, `brew install just`, or `cargo install just`.
+
 ```bash
 $ pip install uv or pipx install uv or brew install uv or mise install uv
-$ make test/pyathena
-$ make test/sqla
-$ make test/sqla-async
+$ just test pyathena
+$ just test sqla
+$ just test sqla-async
 ```
 
 ## Run test multiple Python versions
 
 ```bash
 $ pip install uv or pipx install uv or brew install uv or mise install uv
-$ make tox
+$ just tox
 ```
 
 ## Code formatting
@@ -52,13 +54,13 @@ The code formatting uses [ruff](https://github.com/astral-sh/ruff).
 ### Appy format
 
 ```bash
-$ make format
+$ just format
 ```
 
 ### Lint and check format
 
 ```bash
-$ make lint
+$ just lint
 ```
 
 ## GitHub Actions

justfile

@@ -0,0 +1,72 @@
+RUFF_VERSION := "0.14.14"
+TOX_VERSION := "4.34.1"
+
+# List available recipes
+default:
+    @just --list
+
+# Auto-fix formatting and imports
+format:
+    # TODO: https://github.com/astral-sh/uv/issues/5903
+    uvx ruff@{{RUFF_VERSION}} check --select I --fix .
+    uvx ruff@{{RUFF_VERSION}} format .
+
+# Lint + format check + mypy
+lint:
+    uvx ruff@{{RUFF_VERSION}} check .
+    uvx ruff@{{RUFF_VERSION}} format --check .
+    uv run mypy .
+
+# Run tests: just test (pyathena|sqla|sqla-async)
+test target="help":
+    @just _test-{{ if target =~ "^-" { "help" } else { target } }}
+
+_test-help:
+    @echo "Usage: just test <target>"
+    @echo ""
+    @echo "Targets:"
+    @echo "  pyathena    Run unit tests (runs lint first)"
+    @echo "  sqla        Run SQLAlchemy dialect tests"
+    @echo "  sqla-async  Run SQLAlchemy async dialect tests"
+
+_test-pyathena: lint
+    uv run pytest -n 8 --cov pyathena --cov-report html --cov-report term tests/pyathena/
+
+_test-sqla:
+    uv run pytest -n 8 --cov pyathena --cov-report html --cov-report term tests/sqlalchemy/
+
+_test-sqla-async:
+    uv run pytest -n 8 --cov pyathena --cov-report html --cov-report term tests/sqlalchemy/ --dburi async
+
+# Run tests across multiple Python versions with tox
+tox:
+    uvx tox@{{TOX_VERSION}} -c pyproject.toml run
+
+# Docs: just docs (build|lint|format)
+docs target="help":
+    @just _docs-{{ if target =~ "^-" { "help" } else { target } }}
+
+_docs-help:
+    @echo "Usage: just docs <target>"
+    @echo ""
+    @echo "Targets:"
+    @echo "  build   Build the Sphinx documentation site (docs/_build/html)"
+    @echo "  lint    Lint Markdown with markdownlint-cli2"
+    @echo "  format  Auto-fix Markdown with markdownlint-cli2"
+
+_docs-build:
+    uv run sphinx-multiversion docs docs/_build/html
+    echo '<meta http-equiv="refresh" content="0; url=./master/index.html">' > docs/_build/html/index.html
+    echo 'pyathena.dev' > docs/_build/html/CNAME
+    touch docs/_build/html/.nojekyll
+
+_docs-lint:
+    mise exec -- markdownlint-cli2
+
+_docs-format:
+    mise exec -- markdownlint-cli2 --fix
+
+# Install development tools
+tool:
+    uv tool install ruff@{{RUFF_VERSION}}
+    uv tool install tox@{{TOX_VERSION}} --with tox-uv --with tox-gh-actions

pyproject.toml

@@ -223,12 +223,12 @@ TEST_TYPE =
 allowlist_externals =
     uv
     uvx
-    make
+    just
 commands =
     uv sync --group dev
-    pyathena: make test/pyathena
-    sqla: make test/sqla
-    sqla_async: make test/sqla-async
+    pyathena: just test pyathena
+    sqla: just test sqla
+    sqla_async: just test sqla-async
 passenv =
     TOXENV
     AWS_*