From 5b40add3d125ccd972dc983d842b10eccdf09419 Mon Sep 17 00:00:00 2001
From: Eduardo Villalpando Mello <eduardovil@microsoft.com>
Date: Wed, 1 Apr 2026 13:53:34 -0700
Subject: [PATCH 1/3] Add watcher for pip installs

---
 src/managers/builtin/main.ts | 39 ++++++++++++++++++++++++++++++++----
 1 file changed, 35 insertions(+), 4 deletions(-)

diff --git a/src/managers/builtin/main.ts b/src/managers/builtin/main.ts
index 62dabba7..5c4964fd 100644
--- a/src/managers/builtin/main.ts
+++ b/src/managers/builtin/main.ts
@@ -27,17 +27,48 @@ export async function registerSystemPythonFeatures(
     const venvDebouncedRefresh = createSimpleDebounce(500, () => {
         venvManager.watcherRefresh();
     });
-    const watcher = createFileSystemWatcher('{**/activate}', false, true, false);
+    const activationWatcher = createFileSystemWatcher('{**/activate}', false, true, false);
     disposables.push(
-        watcher,
-        watcher.onDidCreate(() => {
+        activationWatcher,
+        activationWatcher.onDidCreate(() => {
             venvDebouncedRefresh.trigger();
         }),
-        watcher.onDidDelete(() => {
+        activationWatcher.onDidDelete(() => {
             venvDebouncedRefresh.trigger();
         }),
         onDidDeleteFiles(() => {
             venvDebouncedRefresh.trigger();
         }),
     );
+
+    const packageDebouncedRefresh = createSimpleDebounce(500, async () => {
+        // Get all projects and refresh their packages
+        const projects = await api.getPythonProjects();
+        for (const project of projects) {
+            const env = await api.getEnvironment(project.uri);
+            if (env) {
+                try {
+                    await api.refreshPackages(env);
+                } catch (ex) {
+                    log.error(`Failed to refresh packages for environment ${env.id}: ${ex instanceof Error ? ex.message : String(ex)}`);
+                }
+            }
+        }
+    });
+    const packageWatcher = createFileSystemWatcher(
+        '**/site-packages/*.dist-info/METADATA', 
+        false, // don't ignore create events    (pip install)
+        true,  // ignore change events          (content changes in METADATA don't affect package list)
+        false  // don't ignore delete events    (pip uninstall)
+    );
+    disposables.push(
+        packageDebouncedRefresh,
+        packageWatcher,
+        packageWatcher.onDidCreate(() => {
+            packageDebouncedRefresh.trigger();
+        }),
+        packageWatcher.onDidDelete(() => {
+            packageDebouncedRefresh.trigger();
+        }),
+    );
 }

From 6e6d78cc6a7bfcc3f76950bcdf390b26e06e8535 Mon Sep 17 00:00:00 2001
From: Eduardo Villalpando Mello <eduardovil@microsoft.com>
Date: Wed, 1 Apr 2026 13:56:31 -0700
Subject: [PATCH 2/3] Fix incorrect key

---
 src/managers/builtin/main.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/managers/builtin/main.ts b/src/managers/builtin/main.ts
index 5c4964fd..c23548a7 100644
--- a/src/managers/builtin/main.ts
+++ b/src/managers/builtin/main.ts
@@ -50,7 +50,7 @@ export async function registerSystemPythonFeatures(
                 try {
                     await api.refreshPackages(env);
                 } catch (ex) {
-                    log.error(`Failed to refresh packages for environment ${env.id}: ${ex instanceof Error ? ex.message : String(ex)}`);
+                    log.error(`Failed to refresh packages for environment ${env.envId}: ${ex instanceof Error ? ex.message : String(ex)}`);
                 }
             }
         }

From 196f9d112334462428b4e5a6c86326eaa7a3fd49 Mon Sep 17 00:00:00 2001
From: Eduardo Villalpando Mello <eduardovil@microsoft.com>
Date: Wed, 1 Apr 2026 13:58:17 -0700
Subject: [PATCH 3/3] Refactor using Promise.all

---
 src/managers/builtin/main.ts | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/src/managers/builtin/main.ts b/src/managers/builtin/main.ts
index c23548a7..fdda603b 100644
--- a/src/managers/builtin/main.ts
+++ b/src/managers/builtin/main.ts
@@ -42,18 +42,22 @@ export async function registerSystemPythonFeatures(
     );
 
     const packageDebouncedRefresh = createSimpleDebounce(500, async () => {
-        // Get all projects and refresh their packages
         const projects = await api.getPythonProjects();
-        for (const project of projects) {
-            const env = await api.getEnvironment(project.uri);
-            if (env) {
+        await Promise.all(
+            projects.map(async (project) => {
+                const env = await api.getEnvironment(project.uri);
+                if (!env) {
+                    return;
+                }
                 try {
                     await api.refreshPackages(env);
                 } catch (ex) {
-                    log.error(`Failed to refresh packages for environment ${env.envId}: ${ex instanceof Error ? ex.message : String(ex)}`);
+                    log.error(
+                        `Failed to refresh packages for environment ${env.envId}: ${ex instanceof Error ? ex.message : String(ex)}`,
+                    );
                 }
-            }
-        }
+            }),
+        );
     });
     const packageWatcher = createFileSystemWatcher(
         '**/site-packages/*.dist-info/METADATA',