UV Tutorial

  • UV is a python package manager, created by the python core team.

  • It is a replacement for pip, the default python package manager.

  • It is a command line tool, and can be used to install, upgrade, and remove packages.

  • It is a secure package manager, and can be used to install packages from the python package index (PyPI).

  • It is a fast package manager, and can be used to install packages from the python package index (PyPI).

  • It is a multi-version package manager, and can be used to install packages from the python package index (PyPI).

  • It is a dependency resolver, and can be used to install packages from the python package index (PyPI).

  • It is a virtual environment manager, and can be used to create and manage virtual environments.

  • https://docs.astral.sh/uv/guides/install-python/

  • https://www.youtube.com/watch?v=AMdG7IjgSPM

Installation

  • UV can be installed using the following command:
pip install uv
  • to add uv to an existing python project, use the following command:
uv init

- `uv init hello_world`
    - this will create a new python project with the name `hello_world`
- `uv init hello_world --python 3.12`
    - this will create a new python project with the name `hello_world` and python version 3.12
- `uv init hello_world --app`
    - this will create a new python project with the name `hello_world` with a default app structure

  • if already the project contains uv and libraries

    • just use uv sync to sync the project

  • to add new libraries to the project, use the following command:

    • uv add <library_name>

  • use uv tree

    • to see the tree of the project

  • use uv run main.py

    • to run the main.py file'

  • uv will automatically install the requirements

    • uv add -r requirements.txt

  • uv tool install ruff

    • installs globally, and makes it available in our path, and use it anywhere(globally)

  • ruff check

    • this will check the code for any errors

  • ruff format

    • this will format the code

  • uv tool uninstall ruff

  • uv tool run ruff check

    • this wont install ruff, but temporarily downloads and cleans it.
    • uvx ruff check
      • shortcut for the previous cmd

  • uv tool list

    • to lost all tools

  • uv tool upgrade --all