sagemath#39296: add doctest to make codecov happy

dcoudert · Feb 15, 2025 · bc4eac6 · bc4eac6
1 parent 0bf5577
commit bc4eac6
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/sage/graphs/generic_graph.py b/src/sage/graphs/generic_graph.py
@@ -25129,6 +25129,8 @@ class by some canonization function `c`. If `G` and `H` are graphs,
             (Graph on 2 vertices, {'a': 0, 'b': 1})
             sage: G.canonical_label(algorithm='bliss', certificate=True)        # optional - bliss
             (Graph on 2 vertices, {'a': 1, 'b': 0})
+            sage: G.canonical_label(algorithm='bliss', return_graph=False)      # optional - bliss
+            [(1, 0, None)]
 
         Check for immutable graphs (:issue:`16602`)::