uv: The new virtual environment¶

Blog

Docs

• Basically, it is to replace the venv.
• It is a fast python package manager.
• It can manage entire python projects.

Installation¶

pip install uv

curl -LsSf https://astral.sh/uv/install.sh | sh

Usage¶

uv init example

cd example

uv add ruff

uv run ruff check

uv lock

uv sync

Python versions¶

• uv installs Python and allows quickly switching between versions.

Install multiple Python versions:

uv python install 3.10 3.11 3.12

use

uv python pin 3.10