Python has a rich ecosystem of quality, mature tooling: linters, formatters, type checkers, etc. Each of these has decent performance, but what if the tooling was fast? Like, really fast – as in, instantaneous?
This is the argument posed by Charlie Marsh when he introduced Ruff: a linter with the engine written in Rust. The performance numbers were incredible from the start, as was its reception by the Python community. Ruff is developing quickly – not just by filling in the details, but expanding beyond just linting.
PyCharm is hosting Charlie for a special February 14th webinar. We
