Rebrand workspace API as project API (#3489)

## Summary

I've started to refer to this as the "project" API in various places, it
seems less duplicative than the "workspace" API which is a little
different.

crates/uv/src/commands/mod.rs

@@ -16,6 +16,9 @@ pub(crate) use pip_list::pip_list;
 pub(crate) use pip_show::pip_show;
 pub(crate) use pip_sync::pip_sync;
 pub(crate) use pip_uninstall::pip_uninstall;
+pub(crate) use project::lock::lock;
+pub(crate) use project::run::run;
+pub(crate) use project::sync::sync;
 #[cfg(feature = "self-update")]
 pub(crate) use self_update::self_update;
 use uv_cache::Cache;
@@ -25,9 +28,6 @@ use uv_interpreter::PythonEnvironment;
 use uv_normalize::PackageName;
 pub(crate) use venv::venv;
 pub(crate) use version::version;
-pub(crate) use workspace::lock::lock;
-pub(crate) use workspace::run::run;
-pub(crate) use workspace::sync::sync;
 
 use crate::printer::Printer;
 
@@ -42,12 +42,12 @@ mod pip_list;
 mod pip_show;
 mod pip_sync;
 mod pip_uninstall;
+mod project;
 mod reporters;
 #[cfg(feature = "self-update")]
 mod self_update;
 mod venv;
 mod version;
-mod workspace;
 
 #[derive(Copy, Clone)]
 pub(crate) enum ExitStatus {

crates/uv/src/commands/project/lock.rs

@@ -13,8 +13,8 @@ use uv_resolver::{FlatIndex, InMemoryIndex, OptionsBuilder};
 use uv_types::{BuildIsolation, HashStrategy, InFlight};
 use uv_warnings::warn_user;
 
-use crate::commands::workspace::Error;
-use crate::commands::{workspace, ExitStatus};
+use crate::commands::project::Error;
+use crate::commands::{project, ExitStatus};
 use crate::printer::Printer;
 
 /// Resolve the project requirements into a lockfile.
@@ -31,10 +31,10 @@ pub(crate) async fn lock(
     // TODO(charlie): If the environment doesn't exist, create it.
     let venv = PythonEnvironment::from_virtualenv(cache)?;
 
-    // Find the workspace requirements.
-    let Some(requirements) = workspace::find_workspace()? else {
+    // Find the project requirements.
+    let Some(requirements) = project::find_project()? else {
         return Err(anyhow::anyhow!(
-            "Unable to find `pyproject.toml` for project workspace."
+            "Unable to find `pyproject.toml` for project project."
         ));
     };
 
@@ -105,7 +105,7 @@ pub(crate) async fn lock(
         .build();
 
     // Resolve the requirements.
-    let resolution = workspace::resolve(
+    let resolution = project::resolve(
         spec,
         &hasher,
         &interpreter,

crates/uv/src/commands/project/mod.rs

@@ -63,7 +63,7 @@ pub(crate) enum Error {
 }
 
 /// Find the requirements for the current workspace.
-pub(crate) fn find_workspace() -> Result<Option<Vec<RequirementsSource>>> {
+pub(crate) fn find_project() -> Result<Option<Vec<RequirementsSource>>> {
     // TODO(zanieb): Add/use workspace logic to load requirements for a workspace
     // We cannot use `Workspace::find` yet because it depends on a `[tool.uv]` section
     let pyproject_path = std::env::current_dir()?.join("pyproject.toml");

crates/uv/src/commands/project/run.rs

@@ -21,7 +21,7 @@ use uv_resolver::{FlatIndex, InMemoryIndex, OptionsBuilder};
 use uv_types::{BuildIsolation, HashStrategy, InFlight};
 use uv_warnings::warn_user;
 
-use crate::commands::{workspace, ExitStatus};
+use crate::commands::{project, ExitStatus};
 use crate::printer::Printer;
 
 /// Run a command.
@@ -56,22 +56,22 @@ pub(crate) async fn run(
         "python".to_string()
     };
 
-    // Discover and sync the workspace.
-    let workspace_env = if isolated {
+    // Discover and sync the project.
+    let project_env = if isolated {
         None
     } else {
-        debug!("Syncing workspace environment.");
+        debug!("Syncing project environment.");
 
-        let Some(workspace_requirements) = workspace::find_workspace()? else {
+        let Some(project_requirements) = project::find_project()? else {
             return Err(anyhow::anyhow!(
-                "Unable to find `pyproject.toml` for project workspace."
+                "Unable to find `pyproject.toml` for project project."
             ));
         };
 
         let venv = PythonEnvironment::from_virtualenv(cache)?;
 
-        // Install the workspace requirements.
-        Some(update_environment(venv, &workspace_requirements, preview, cache, printer).await?)
+        // Install the project requirements.
+        Some(update_environment(venv, &project_requirements, preview, cache, printer).await?)
     };
 
     // If necessary, create an environment for the ephemeral requirements.
@@ -82,8 +82,8 @@ pub(crate) async fn run(
         debug!("Syncing ephemeral environment.");
 
         // Discover an interpreter.
-        let interpreter = if let Some(workspace_env) = &workspace_env {
-            workspace_env.interpreter().clone()
+        let interpreter = if let Some(project_env) = &project_env {
+            project_env.interpreter().clone()
         } else if let Some(python) = python.as_ref() {
             PythonEnvironment::from_requested_python(python, cache)?.into_interpreter()
         } else {
@@ -123,7 +123,7 @@ pub(crate) async fn run(
             .map(PythonEnvironment::scripts)
             .into_iter()
             .chain(
-                workspace_env
+                project_env
                     .as_ref()
                     .map(PythonEnvironment::scripts)
                     .into_iter(),
@@ -146,7 +146,7 @@ pub(crate) async fn run(
             .into_iter()
             .flatten()
             .chain(
-                workspace_env
+                project_env
                     .as_ref()
                     .map(PythonEnvironment::site_packages)
                     .into_iter()
@@ -286,7 +286,7 @@ async fn update_environment(
         .build();
 
     // Resolve the requirements.
-    let resolution = match workspace::resolve(
+    let resolution = match project::resolve(
         spec,
         &hasher,
         &interpreter,
@@ -309,7 +309,7 @@ async fn update_environment(
     let in_flight = InFlight::default();
 
     // Sync the environment.
-    workspace::install(
+    project::install(
         &resolution,
         SitePackages::from_executable(&venv)?,
         &no_binary,

crates/uv/src/commands/project/sync.rs

@@ -13,7 +13,7 @@ use uv_resolver::{FlatIndex, InMemoryIndex, Lock};
 use uv_types::{BuildIsolation, HashStrategy, InFlight};
 use uv_warnings::warn_user;
 
-use crate::commands::{workspace, ExitStatus};
+use crate::commands::{project, ExitStatus};
 use crate::printer::Printer;
 
 /// Sync the project environment.
@@ -79,7 +79,7 @@ pub(crate) async fn sync(
     };
 
     // Sync the environment.
-    workspace::install(
+    project::install(
         &resolution,
         SitePackages::from_executable(&venv)?,
         &no_binary,