Add: method to check if any chunk in a bag is still in use

1 files changed, 6 insertions, 0 deletions

diff --git a/obnamlib/fmt_ga/indexes.py b/obnamlib/fmt_ga/indexes.py
index ac22cb61..16f3e5d7 100644
--- a/obnamlib/fmt_ga/indexes.py
+++ b/obnamlib/fmt_ga/indexes.py
@@ -212,5 +212,11 @@ class GAChunkIndexes(object):
             chunk_store.get_bag_id(chunk_id)
         )
 
+    def bag_is_used(self, chunk_ids):
+        return any(
+            self.is_chunk_used_by_anyone(chunk_id)
+            for chunk_id in chunk_ids
+        )
+
     def validate_chunk_content(self, chunk_id):
         return None