Remove cargo dev fetch-python (#4337)

This has been fully replaced by `uv toolchain install`

.github/workflows/ci.yml

@@ -135,7 +135,7 @@ jobs:
 
       - name: "Install required Python versions"
         run: |
-          cargo run -p uv-dev -- fetch-python
+          cargo run toolchain install
 
       - name: "Install cargo nextest"
         uses: taiki-e/install-action@v2

CONTRIBUTING.md

@@ -39,7 +39,7 @@ If tests fail due to a mismatch in the JSON Schema, run: `cargo dev generate-jso
 Testing uv requires multiple specific Python versions; they can be installed with:
 
 ```shell
-cargo dev fetch-python
+cargo run toolchain install
 ```
 
 The storage directory can be configured with `UV_TOOLCHAIN_DIR`.

crates/uv-dev/Cargo.toml

@@ -27,7 +27,6 @@ uv-client = { workspace = true }
 uv-configuration = { workspace = true }
 uv-dispatch = { workspace = true }
 uv-distribution = { workspace = true, features = ["schemars"] }
-uv-fs = { workspace = true }
 uv-git = { workspace = true }
 uv-installer = { workspace = true }
 uv-resolver = { workspace = true }
@@ -41,7 +40,6 @@ anstream = { workspace = true }
 anyhow = { workspace = true }
 clap = { workspace = true, features = ["derive", "wrap_help"] }
 fs-err = { workspace = true, features = ["tokio"] }
-futures = { workspace = true }
 owo-colors = { workspace = true }
 poloto = { version = "19.1.2", optional = true }
 pretty_assertions = { version = "1.4.0" }

crates/uv-dev/src/main.rs

@@ -19,7 +19,6 @@ use tracing_subscriber::{EnvFilter, Layer};
 use crate::build::{build, BuildArgs};
 use crate::clear_compile::ClearCompileArgs;
 use crate::compile::CompileArgs;
-use crate::fetch_python::FetchPythonArgs;
 use crate::generate_json_schema::GenerateJsonSchemaArgs;
 #[cfg(feature = "render")]
 use crate::render_benchmarks::RenderBenchmarksArgs;
@@ -44,7 +43,6 @@ static GLOBAL: tikv_jemallocator::Jemalloc = tikv_jemallocator::Jemalloc;
 mod build;
 mod clear_compile;
 mod compile;
-mod fetch_python;
 mod generate_json_schema;
 mod render_benchmarks;
 mod wheel_metadata;
@@ -61,8 +59,6 @@ enum Cli {
     Compile(CompileArgs),
     /// Remove all `.pyc` in the tree.
     ClearCompile(ClearCompileArgs),
-    /// Fetch Python versions for testing.
-    FetchPython(FetchPythonArgs),
     /// Generate JSON schema for the TOML configuration file.
     GenerateJSONSchema(GenerateJsonSchemaArgs),
     #[cfg(feature = "render")]
@@ -81,7 +77,6 @@ async fn run() -> Result<()> {
         Cli::WheelMetadata(args) => wheel_metadata::wheel_metadata(args).await?,
         Cli::Compile(args) => compile::compile(args).await?,
         Cli::ClearCompile(args) => clear_compile::clear_compile(&args)?,
-        Cli::FetchPython(args) => fetch_python::fetch_python(args).await?,
         Cli::GenerateJSONSchema(args) => generate_json_schema::main(&args)?,
         #[cfg(feature = "render")]
         Cli::RenderBenchmarks(args) => render_benchmarks::render_benchmarks(&args)?,