avoid empty bootstraps

JohannesBuchner · Jun 1, 2021 · 77393bf · 77393bf
1 parent aa9b71b
commit 77393bf
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/ultranest/mlfriends.pyx b/ultranest/mlfriends.pyx
@@ -842,6 +842,8 @@ class MLFriends(object):
             idx = rng.randint(N, size=N)
             selected[:] = False
             selected[idx] = True
+            if selected.all() or not selected.any():
+                continue
 
             # compute distances from a to b
             maxd = max(maxd, compute_maxradiussq(