Update app/api/views/alias.py

Co-authored-by: Adrià Casajús <[email protected]>

app/api/views/alias.py

@@ -299,13 +299,10 @@ def update_alias(alias_id):
         changed = True
 
     if "mailbox_ids" in data:
-        mailbox_ids = []
-        for mailbox_id in data.get("mailbox_ids"):
-            try:
-                mailbox_ids.append(int(mailbox_id))
-            except ValueError:
-                return jsonify(error="Invalid mailbox_id"), 400
-
+        try:
+            mailbox_ids = [int(m_id) for m_id in data.get("mailbox_ids")]
+        except ValueError:
+            return jsonify(error="Invalid mailbox_id"), 400
         err = set_mailboxes_for_alias(
             user_id=user.id, alias=alias, mailbox_ids=mailbox_ids
         )