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-rw-r--r--src/buildstream/_cas/cascache.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/buildstream/_cas/cascache.py b/src/buildstream/_cas/cascache.py
index 58527d4cb..434e71663 100644
--- a/src/buildstream/_cas/cascache.py
+++ b/src/buildstream/_cas/cascache.py
@@ -596,14 +596,14 @@ class CASCache():
# Determine which blobs are missing on the remote.
#
# Args:
- # blobs (Digest): The directory digest
+ # blobs ([Digest]): List of directory digests to check
#
# Returns: List of missing Digest objects
#
def remote_missing_blobs(self, remote, blobs):
missing_blobs = dict()
# Limit size of FindMissingBlobs request
- for required_blobs_group in _grouper(blobs, 512):
+ for required_blobs_group in _grouper(iter(blobs), 512):
request = remote_execution_pb2.FindMissingBlobsRequest(instance_name=remote.spec.instance_name)
for required_digest in required_blobs_group: