# Python
__pycache__/
*.py[cod]
*$py.class
*.so
.Python
*.egg-info/
*.egg
build/
dist/
.eggs/
wheels/

# Virtual environments
.venv/
venv/
env/
.python-version

# Pytest / coverage / typing
.pytest_cache/
.coverage
htmlcov/
.mypy_cache/
.ruff_cache/
.tox/
.cache

# IDE / OS
.vscode/
.idea/
.DS_Store
*.swp

# OpenMC artifacts (when developers run smoke tests locally)
*.h5
statepoint.*.h5
summary.h5
tallies.out
tracks.h5

# Local secrets / runtime
.env
runtime/
