# Byte-compiled / optimized / DLL files
__pycache__/
*.py[cod]
*$py.class

# Distribution / packaging
build/
dist/
*.egg-info/
*.egg
.eggs/
wheels/

# Virtual environments
.venv/
venv/
env/
ENV/

# Test / coverage / type-checking caches
.pytest_cache/
.ruff_cache/
.mypy_cache/
.coverage
.coverage.*
htmlcov/
coverage.xml
.tox/

# Environment / secrets
.env
.env.*
!.env.example

# Generated output (puzzle images / PDFs)
output/
*.generated.png
puzzles.pdf
*.pdf

# IDE / editor
.idea/
.vscode/
*.swp

# OS
.DS_Store
Thumbs.db