run: alternate commit ordering in interleaving processes

airspeed-velocity · Aug 15, 2018 · 89f9204 · 89f9204
1 parent 59d4e50
commit 89f9204
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/asv/commands/run.py b/asv/commands/run.py
@@ -277,7 +277,16 @@ def run(cls, conf, range_spec=None, steps=None, bench=None, attribute=None, para
         else:
             run_round_set = [None]
 
-        for run_rounds, commit_hash in itertools.product(run_round_set, commit_hashes):
+        def iter_rounds_commits():
+            for run_rounds in run_round_set:
+                if interleave_processes and run_rounds[0] % 2 == 0:
+                    for commit_hash in commit_hashes[::-1]:
+                        yield run_rounds, commit_hash
+                else:
+                    for commit_hash in commit_hashes:
+                        yield run_rounds, commit_hash
+
+        for run_rounds, commit_hash in iter_rounds_commits():
             if commit_hash in skipped_benchmarks:
                 for env in environments:
                     for bench in benchmarks: