Polars 0.19 is out 🐻❄️ https://github.com/pola-rs/polars/releases/tag/py-0.19.0
Highlights:
- `sink_csv` for `LazyFrame`
- "massive expansion" of database support
- Rename `groupby` to `group_by` and some other methods (the old ones are deprecated ❗)
- Read/write support for Arrow IPC streams in DataFrames
- Lots of deprecated functionalities got removed
Get it now while it's hot!