Merge pull request biolab#1895 from BlazZupan/add-data-attributes

[FIX] Copy data attributes for annotated data set
(cherry picked from commit 097bf2a)

Author: lanzagar

Orange/widgets/tests/base.py

@@ -532,10 +532,12 @@ def test_outputs(self):
                          self.same_input_output_domain)
         np.testing.assert_array_equal(selected.X[:, :n_attr],
                                       self.data.X[selected_indices])
+        self.assertEqual(selected.attributes, self.data.attributes)
 
         # check annotated data output
         annotated = self.get_output(ANNOTATED_DATA_SIGNAL_NAME)
         self.assertEqual(n_sel, np.sum([i[feature_name] for i in annotated]))
+        self.assertEqual(annotated.attributes, self.data.attributes)
 
         # compare selected and annotated data domains
         self._compare_selected_annotated_domains(selected, annotated)

Orange/widgets/utils/annotated_data.py

@@ -41,5 +41,7 @@ def create_annotated_table(data, selected_indices):
     annotated = np.zeros((len(data), 1))
     if selected_indices is not None:
         annotated[selected_indices] = 1
-    return Table(domain, data.X, data.Y,
-                 metas=np.hstack((data.metas, annotated)))
+    table = Table(domain, data.X, data.Y,
+                  metas=np.hstack((data.metas, annotated)))
+    table.attributes = data.attributes
+    return table