I built a CLI tool to quickly sanity-check CSV files (tidypeek)

Working with CSV files is annoying. You load a dataset and immediately start wondering: Are there missing values? Are there duplicate rows? Which column is the actual ID? Is this dataset even clean enough to work with? I found myself doing the same basic checks over and over again — so I built a small CLI tool to speed it up. Introducing tidypeek tidypeek is a lightweight command-line tool that gives you a quick sanity check of any CSV file. You can install it with: pip install tidypeek and run: