```
# Python
__pycache__/
*.py[cod]
*$py.class
*.so
.Python
env/
venv/
ENV/
.venv

# Jupyter Notebook
.ipynb_checkpoints
*.ipynb_checkpoints/

# PyTorch
*.ckpt
*.pth
weights/
runs/
lightning_logs/

# Data files (usually too large for GitHub)
*.csv
*.h5
*.hdf5
*.npy
*.npz
*.pkl
*.pickle
*.dcm
*.nii
*.nii.gz

# Models (often too large)
*.h5
*.pb
*.onnx
saved_models/

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

# OS
.DS_Store
Thumbs.db

# Environment variables
.env
.env.local

# Logs
*.log
logs/

# Weights & Biases (if you use it)
wandb/