Merge branch 'patch-1' of github.com:signupatgmx/alibi-detect into signupatgmx-patch-1

Author: mauicv

alibi_detect/utils/visualize.py

@@ -77,6 +77,10 @@ def plot_feature_outlier_image(od_preds: Dict,
         instance_ids = list(range(len(od_preds['data']['is_outlier'])))
     n_instances = min(max_instances, len(instance_ids))
     instance_ids = instance_ids[:n_instances]
+
+    if outliers_only and n_instances == 0:
+        return
+
     n_cols = 2
 
     if n_channels == 3: