src/sage/combinat/root_system/pieri_factors.py: Use sorted in doctest…

… for python 3.9
sagemath · Sep 18, 2020 · 4a9362e · 4a9362e
1 parent 5548c0d
commit 4a9362e
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/sage/combinat/root_system/pieri_factors.py b/src/sage/combinat/root_system/pieri_factors.py
@@ -147,8 +147,8 @@ def elements(self):
         EXAMPLES::
 
             sage: PF = WeylGroup(['A',3]).pieri_factors()
-            sage: [w.reduced_word() for w in PF.elements()]
-            [[3, 2, 1], [2, 1], [3, 1], [3, 2], [2], [1], [3], []]
+            sage: sorted(w.reduced_word() for w in PF.elements())
+            [[], [1], [2], [2, 1], [3], [3, 1], [3, 2], [3, 2, 1]]
 
         .. SEEALSO:: :meth:`maximal_elements`