daflip

A modern Python CLI tool for converting data files between formats. Built with pyarrow and pandas.

Features

• Supported input formats: CSV, TSV, PSV, fixed-width, Parquet, ORC, Feather, SAS, Stata, SPSS, Excel, HTML
• Supported output formats: CSV, Parquet, ORC, Feather, Excel, Stata
• Format inference from file extension (with override).
• Compression and row/sheet/table selection options.
• Solid foundation: Uses pandas and pyarrow to read and write data.

Installation and usage

pip install daflip
daflip convert input.csv output.parquet

or

uvx daflip convert input.csv output.parquet

See daflip --help for all options.

Development

• Dependencies managed with uv
• Linting with Ruff
• Testing with pytest

License

MIT