Add --group and --only-group to uv run

Author: zanieb

crates/uv-cli/src/lib.rs

@@ -2611,6 +2611,20 @@ pub struct RunArgs {
     #[arg(long, overrides_with("dev"))]
     pub no_dev: bool,
 
+    /// Include dependencies from the specified local dependency group.
+    ///
+    /// May be provided multiple times.
+    #[arg(long, conflicts_with("only_group"))]
+    pub group: Vec<GroupName>,
+
+    /// Only include dependencies from the specified local dependency group.
+    ///
+    /// May be provided multiple times.
+    ///
+    /// The project itself will also be omitted.
+    #[arg(long, conflicts_with("group"))]
+    pub only_group: Vec<GroupName>,
+
     /// Run a Python module.
     ///
     /// Equivalent to `python -m <module>`.

crates/uv-configuration/src/dev.rs

@@ -1,3 +1,5 @@
+use std::borrow::Cow;
+
 use either::Either;
 use uv_normalize::{GroupName, DEV_DEPENDENCIES};
 
@@ -50,6 +52,29 @@ impl DevSpecification {
     pub fn prod(&self) -> bool {
         matches!(self, Self::Exclude | Self::Include(_))
     }
+
+    /// Returns the name of the flag that was used to request dev dependencies, if any.
+    pub fn as_flag(&self) -> Option<Cow<'_, str>> {
+        match self {
+            Self::Exclude => None,
+            Self::Include(groups) => match groups.as_slice() {
+                [] => None,
+                [group] if *group == *DEV_DEPENDENCIES => {
+                    Some(Cow::Borrowed("`--group dev` or `--dev`"))
+                }
+                [group] => Some(Cow::Owned(format!("`--group {group}`"))),
+                [..] => Some(Cow::Borrowed("`--group`")),
+            },
+            Self::Only(groups) => match groups.as_slice() {
+                [] => None,
+                [group] if *group == *DEV_DEPENDENCIES => {
+                    Some(Cow::Borrowed("`--only-group dev` or `--only-dev`"))
+                }
+                [group] => Some(Cow::Owned(format!("`--only-group {group}`"))),
+                [..] => Some(Cow::Borrowed("`--only-group`")),
+            },
+        }
+    }
 }
 
 impl From<DevMode> for DevSpecification {

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

@@ -17,8 +17,8 @@ use uv_cache::Cache;
 use uv_cli::ExternalCommand;
 use uv_client::{BaseClientBuilder, Connectivity};
 use uv_configuration::{
-    Concurrency, DevMode, DevSpecification, EditableMode, ExtrasSpecification, InstallOptions,
-    LowerBound, SourceStrategy,
+    Concurrency, DevSpecification, EditableMode, ExtrasSpecification, InstallOptions, LowerBound,
+    SourceStrategy,
 };
 use uv_distribution::LoweredRequirement;
 use uv_fs::which::is_executable;
@@ -68,7 +68,7 @@ pub(crate) async fn run(
     no_project: bool,
     no_config: bool,
     extras: ExtrasSpecification,
-    dev: DevMode,
+    dev: DevSpecification,
     editable: EditableMode,
     python: Option<String>,
     settings: ResolverInstallerSettings,
@@ -336,11 +336,8 @@ pub(crate) async fn run(
         if !extras.is_empty() {
             warn_user!("Extras are not supported for Python scripts with inline metadata");
         }
-        if matches!(dev, DevMode::Exclude) {
-            warn_user!("`--no-dev` is not supported for Python scripts with inline metadata");
-        }
-        if matches!(dev, DevMode::Only) {
-            warn_user!("`--only-dev` is not supported for Python scripts with inline metadata");
+        if let Some(flag) = dev.as_flag() {
+            warn_user!("{flag} is not supported for Python scripts with inline metadata");
         }
         if package.is_some() {
             warn_user!(
@@ -413,11 +410,8 @@ pub(crate) async fn run(
             if !extras.is_empty() {
                 warn_user!("Extras have no effect when used alongside `--no-project`");
             }
-            if matches!(dev, DevMode::Exclude) {
-                warn_user!("`--no-dev` has no effect when used alongside `--no-project`");
-            }
-            if matches!(dev, DevMode::Only) {
-                warn_user!("`--only-dev` has no effect when used alongside `--no-project`");
+            if let Some(flag) = dev.as_flag() {
+                warn_user!("{flag} has no effect when used alongside `--no-project`");
             }
             if locked {
                 warn_user!("`--locked` has no effect when used alongside `--no-project`");
@@ -433,11 +427,8 @@ pub(crate) async fn run(
             if !extras.is_empty() {
                 warn_user!("Extras have no effect when used outside of a project");
             }
-            if matches!(dev, DevMode::Exclude) {
-                warn_user!("`--no-dev` has no effect when used outside of a project");
-            }
-            if matches!(dev, DevMode::Only) {
-                warn_user!("`--only-dev` has no effect when used outside of a project");
+            if let Some(flag) = dev.as_flag() {
+                warn_user!("{flag} has no when used outside of a project");
             }
             if locked {
                 warn_user!("`--locked` has no effect when used outside of a project");
@@ -590,7 +581,7 @@ pub(crate) async fn run(
                     &venv,
                     result.lock(),
                     &extras,
-                    &DevSpecification::from(dev),
+                    &dev,
                     editable,
                     install_options,
                     Modifications::Sufficient,

crates/uv/src/settings.rs

@@ -227,7 +227,7 @@ pub(crate) struct RunSettings {
     pub(crate) locked: bool,
     pub(crate) frozen: bool,
     pub(crate) extras: ExtrasSpecification,
-    pub(crate) dev: DevMode,
+    pub(crate) dev: DevSpecification,
     pub(crate) editable: EditableMode,
     pub(crate) with: Vec<String>,
     pub(crate) with_editable: Vec<String>,
@@ -252,6 +252,8 @@ impl RunSettings {
             no_all_extras,
             dev,
             no_dev,
+            group,
+            only_group,
             module: _,
             only_dev,
             no_editable,
@@ -280,7 +282,7 @@ impl RunSettings {
                 flag(all_extras, no_all_extras).unwrap_or_default(),
                 extra.unwrap_or_default(),
             ),
-            dev: DevMode::from_args(dev, no_dev, only_dev),
+            dev: DevSpecification::from_args(dev, no_dev, only_dev, group, only_group),
             editable: EditableMode::from_args(no_editable),
             with,
             with_editable,