make MPI tag deterministic

inducer · Nov 3, 2023 · f2650b8 · f2650b8
1 parent d79fc1c
commit f2650b8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pytato/distributed/tags.py b/pytato/distributed/tags.py
@@ -99,7 +99,7 @@ def set_union(
         next_tag = base_tag
         assert isinstance(all_tags, frozenset)
 
-        for sym_tag in all_tags:
+        for sym_tag in sorted(all_tags):
             sym_tag_to_int_tag[sym_tag] = next_tag
             next_tag += 1