Merge pull request #506 from optuna/contramundum53-patch-1

Fix check for single-objective study
optuna · Jun 22, 2023 · 446b313 · 446b313
2 parents 828cbef + 74f1b7c
commit 446b313
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/optuna_dashboard/_app.py b/optuna_dashboard/_app.py
@@ -186,8 +186,11 @@ def get_study_detail(study_id: int) -> dict[str, Any]:
         trials = get_trials(storage, study_id)
 
         # TODO(c-bata): Cache best_trials
-        if summary.directions == 1:
-            best_trials = [storage.get_best_trial(study_id)]
+        if len(summary.directions) == 1:
+            if len([t for t in trials if t.state == TrialState.COMPLETE]) == 0:
+                best_trials = []
+            else:
+                best_trials = [storage.get_best_trial(study_id)]
         else:
             best_trials = get_pareto_front_trials(trials=trials, directions=summary.directions)
         (