uv replaces pip, venv and pip-tools in one binary
One tool that creates the environment, resolves the lockfile and installs in seconds, written in Rust by the Ruff people.
uv init && uv add fastapi && uv run main.pyThe Dockerfile loses three lines and the CI install goes from forty seconds to two. It is the one toolchain migration I would describe as free.
pythontooling
Longer version: the post this came from.