diff --git a/docs/concepts/tools.md b/docs/concepts/tools.md index 530c143b1f46..ae7739ba2276 100644 --- a/docs/concepts/tools.md +++ b/docs/concepts/tools.md @@ -1,21 +1,28 @@ # Tools -Tools are Python packages that provide command-line interfaces. Tools can be invoked without -installation using `uvx`, in which case their dependencies are installed in a temporary virtual -environment isolated from the current project. Tools can also be installed with `uv tool install`, -in which case their executables are [available on the `PATH`](#the-path) — an isolated virtual -environment is still used but it is not treated as disposable. +Tools are Python packages that provide command-line interfaces. !!! note See the [tools guide](../guides/tools.md) for an introduction to working with the tools interface — this document discusses details of tool management. +## The `uv tool` interface + +uv includes a dedicated interface for interacting with tools. Tools can be invoked without +installation using `uv tool run`, in which case their dependencies are installed in a temporary +virtual environment isolated from the current project. Tools can also be installed with +`uv tool install`, in which case their executables are [available on the `PATH`](#the-path) — an +isolated virtual environment is still used but it is not treated as disposable. + +Because it is very common to run tools without installing them, a `uvx` alias is provided for +`uv tool run` — the two commands are exactly equivalent. For brevity, the documentation will mostly +refer to `uvx` instead of `uv tool run`. + ## Tool environments -When running a tool with `uvx` or `uv tool run`, a virtual environment is stored in the uv cache -directory and is treated as disposable. The environment is cached to reduce the overhead of -invocations. +When running a tool with `uvx`, a virtual environment is stored in the uv cache directory and is +treated as disposable. The environment is cached to reduce the overhead of invocations. When installing a tool with `uv tool install`, a virtual environment is created in the uv tools directory. @@ -85,13 +92,13 @@ Tool upgrades will reinstall the tool executables, even if they have not changed ### Including additional dependencies -Additional packages can be included during `uv tool run` (`uvx`) invocations: +Additional packages can be included during tool execution: ```console $ uvx --with ``` -And installations: +And, during tool installation: ```console $ uv tool install --with @@ -143,7 +150,7 @@ fail. The `--force` flag can be used to override this behavior. ## Relationship to `uv run` -The invocation `uv tool run ` is nearly equivalent to: +The invocation `uv tool run ` (or `uvx `) is nearly equivalent to: ```console $ uv run --no-project --with -- @@ -156,4 +163,6 @@ However, there are a couple notable differences when using uv's tool interface: - The `--no-project` flag is not needed — tools are always run isolated from the project. - If a tool is already installed, `uv tool run` will use the installed version but `uv run` will not. -- The project will be built and installed instead of using an editable installation + +If the tool should not be isolated from the project, e.g., when running `pytest` or `mypy`, then +`uv run` should be used instead of `uv tool run`. diff --git a/docs/guides/tools.md b/docs/guides/tools.md index 75232cba5f6e..26e042453eeb 100644 --- a/docs/guides/tools.md +++ b/docs/guides/tools.md @@ -104,6 +104,11 @@ $ uvx --with mkdocs-material mkdocs --help If a tool is used often, it is useful to install it to a persistent environment and add it to the `PATH` instead of invoking `uvx` repeatedly. +!!! tip + + `uvx` is a convenient alias for `uv tool run`. All of the other commands for interacting with + tools require the full `uv tool` prefix. + To install `ruff`: ```console