# Python cache and compiled files __pycache__/ *.py[cod] *.pyo *.pyd # Virtual environments env/ venv/ *.env *.venv # Jupyter Notebook checkpoints .ipynb_checkpoints/ # Logs *.log # R .Rhistory .RData .Rproj.user/ # Data files (optional: ignore large datasets) data/ *.csv *.tsv *.h5 *.sqlite # IDE/editor settings .vscode/ .idea/