Refactored unit testing

.github/actions/setup-python-env/action.yml

@@ -0,0 +1,27 @@
+name: "Setup Python Env"
+description: "Install project dependencies"
+runs:
+  using: "composite"
+  steps:
+    - uses: actions/setup-python@v5
+      with:
+        python-version: "3.12"
+
+    - name: Show where we are
+      shell: bash
+      run: |
+        echo "action path: $GITHUB_ACTION_PATH"
+        echo "workspace:   $GITHUB_WORKSPACE"
+        pwd
+        ls -la
+
+    - name: Install dependencies
+      shell: bash
+      working-directory: ${{ github.workspace }}   # <- repo root for pip
+      run: |
+        echo "CWD:" && pwd
+        test -f pyproject.toml && echo "Found pyproject.toml" || (echo "pyproject.toml MISSING" && exit 1)
+        python -m pip install --upgrade pip
+        pip install -r requirements.txt
+        pip install -r requirements_dev.txt
+        pip install -e .

.github/workflows/mypy.yml

@@ -0,0 +1,13 @@
+name: mypy
+
+on:
+  - push
+  - pull_request
+
+jobs:
+  typecheck:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/setup-python-env
+      -  run: mypy . --python-executable "$(command -v python)"

.github/workflows/pytest.yml

@@ -0,0 +1,12 @@
+name: pytest
+
+on:
+  [push, pull_request]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/setup-python-env
+      - run: pytest tests/

.github/workflows/ruff.yml

@@ -0,0 +1,13 @@
+name: ruff
+
+on:
+  [push, pull_request]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/setup-python-env
+      - run: ruff check src/*
+      - run: ruff check tests/*

.gitignore

@@ -93,3 +93,4 @@ dmypy.json
 # Editors
 .vscode/
 .idea/
+.ruff_cache/

README.md

@@ -3,6 +3,10 @@
 [![PyPI version](https://badge.fury.io/py/RegularizedDiscriminantAnalysis.svg)](https://badge.fury.io/py/RegularizedDiscriminantAnalysis)
 [![Python 3.8+](https://img.shields.io/badge/python-3.8+-blue.svg)](https://www.python.org/downloads/)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
+[![mypy](https://github.com/F3z11/RegularizedDiscriminantAnalysis/actions/workflows/mypy.yml/badge.svg)](https://github.com/F3z11/RegularizedDiscriminantAnalysis/actions/workflows/mypy.yml)
+[![ruff](https://github.com/F3z11/RegularizedDiscriminantAnalysis/actions/workflows/mypy.yml/badge.svg)](https://github.com/F3z11/RegularizedDiscriminantAnalysis/actions/workflows/ruff.yml)
+[![pytest](https://github.com/F3z11/RegularizedDiscriminantAnalysis/actions/workflows/mypy.yml/badge.svg)](https://github.com/F3z11/RegularizedDiscriminantAnalysis/actions/workflows/pytest.yml)
+
 
 A scikit-learn compatible implementation of Regularized Discriminant Analysis (RDA) as proposed by Friedman (1989).
 

pyproject.toml

@@ -36,3 +36,29 @@ dependencies = [
 [project.urls]
 "Homepage" = "https://github.com/F3z11/RDA_implementation"
 "Bug Tracker" = "https://github.com/F3z11/RDA_implementation/issues"
+
+[tool.ruff]
+line-length = 100
+target-version = "py38"
+lint.extend-select = ["E", "F", "I", "UP", "B"]
+lint.ignore = ["E501"]
+lint.fixable = ["ALL"]
+
+[tool.ruff.format]
+quote-style = "double"
+
+[tool.ruff.lint.isort]
+known-first-party = ["regularizeddiscriminantanalysis"]
+
+[tool.mypy]
+mypy_path = "src"
+strict = true
+ignore_missing_imports = true
+disallow_untyped_defs = true
+disallow_any_unimported = true
+no_implicit_optional = true
+warn_unused_ignores = true
+warn_return_any = true
+warn_redundant_casts = true
+warn_unused_configs = true
+check_untyped_defs = true

requirements_dev.txt

@@ -0,0 +1,26 @@
+pytest==9.0.1
+ruff==0.14.7
+mypy==1.19.0
+mypy-extensions==1.1.0
+scikit-learn-stubs==0.0.3
+dataclasses==0.6
+
+# install these to run the examples
+contourpy==1.3.3
+cycler==0.12.1
+fonttools==4.61.0
+kiwisolver==1.4.9
+matplotlib==3.10.7
+pillow==12.0.0
+pyparsing==3.2.5
+alembic==1.17.2
+colorlog==6.10.1
+mako==1.3.10
+markupsafe==3.0.3
+optuna==4.6.0
+pyyaml==6.0.3
+sqlalchemy==2.0.44
+tqdm==4.67.1
+pandas==2.3.3
+pytz==2025.2
+tzdata==2025.2