Contributions to medicaid-utils are welcome! Here's how to get started.

# Clone the repository
git clone https://github.com/uc-cms/medicaid-utils.git
cd medicaid-utils
# Install in development mode
pip install -e .
# Install development dependencies
pip install pylint pytest

# Run the full test suite (316 tests)
pytest tests/
# Run tests for a specific module
pytest tests/preprocessing/
pytest tests/adapted_algorithms/
# Run a specific test file
pytest tests/adapted_algorithms/py_elixhauser/test_elixhauser.py
# Run with verbose output
pytest -v tests/

# Run the linter
pylint medicaid_utils

The CI pipeline runs both pylint and pytest on Python 3.11, 3.12, and 3.13 for every push.

1. Fork the repository
2. Create a feature branch: git checkout -b my-feature
3. Make your changes
4. Run tests: pytest tests/
5. Run linter: pylint medicaid_utils
6. Commit your changes with a descriptive message
7. Push to your fork and open a pull request

Open an issue on GitHub with:

• Python version and medicaid-utils version
• Minimal code example that reproduces the issue
• Full error traceback
• Description of expected vs. actual behavior

• Follow existing patterns in the codebase
• Use type hints for function signatures
• Add docstrings in NumPy format
• Keep functions focused and avoid over-engineering