[PLT-4135] Expose User.last_login_at in the Python SDK (#2070)

Author: pawelkozik-labelbox

libs/labelbox/src/labelbox/schema/issue.py

@@ -37,7 +37,8 @@ class IssueStatus(str, Enum):
 # ---------------------------------------------------------------------------
 
 _USER_FIELDS = (
-    "id email nickname name picture isViewer isExternalUser createdAt updatedAt"
+    "id email nickname name picture isViewer isExternalUser "
+    "createdAt updatedAt lastLoginAt"
 )
 
 _COMMENT_FIELDS = (

libs/labelbox/src/labelbox/schema/user.py

@@ -14,6 +14,9 @@ class User(DbObject):
     Attributes:
         updated_at (datetime)
         created_at (datetime)
+        last_login_at (datetime or None): When this user last established a
+            session (login or workspace switch) in this organization. ``None``
+            until the user logs in after last-login tracking was enabled.
         email (str)
         name (str)
         nickname (str)
@@ -28,6 +31,7 @@ class User(DbObject):
 
     updated_at = Field.DateTime("updated_at")
     created_at = Field.DateTime("created_at")
+    last_login_at = Field.DateTime("last_login_at")
     email = Field.String("email")
     name = Field.String("nickname")
     nickname = Field.String("name")

libs/labelbox/tests/integration/test_user_and_org.py

@@ -5,6 +5,9 @@ def test_user(client):
     user = client.get_user()
     assert user.uid is not None
     assert user.organization() == client.get_organization()
+    assert hasattr(user, "last_login_at")
+    # Nullable: None until the user has logged in after tracking was enabled.
+    assert user.last_login_at is None or hasattr(user.last_login_at, "year")
 
 
 def test_organization(client):

libs/labelbox/tests/unit/schema/test_issue.py

@@ -23,6 +23,7 @@
     "isExternalUser": False,
     "createdAt": _NOW,
     "updatedAt": _NOW,
+    "lastLoginAt": _NOW,
 }
 
 _COMMENT_RAW = {

libs/labelbox/tests/unit/schema/test_project_issues.py

@@ -31,6 +31,7 @@
     "isExternalUser": False,
     "createdAt": _NOW,
     "updatedAt": _NOW,
+    "lastLoginAt": _NOW,
 }
 
 _ISSUE_RAW = {