14322: Fix noisy unicode logging error in tests, add comments

[arvados.git] / sdk / cwl / arvados_cwl / runner.py

diff --git a/sdk/cwl/arvados_cwl/runner.py b/sdk/cwl/arvados_cwl/runner.py
index d30445ab33cb895bcf06c0d0dc91b2c5567d3d37..9385bde63c4aa60b55de22d7c8b87908039444e3 100644 (file)
--- a/sdk/cwl/arvados_cwl/runner.py
+++ b/sdk/cwl/arvados_cwl/runner.py
@@ -174,6 +174,9 @@ def upload_dependencies(arvrunner, name, document_loader,
     uuid_map = {}
     fetch_uuids = list(uuids.keys())
     while fetch_uuids:
+        # For a large number of fetch_uuids, API server may limit
+        # response size, so keep fetching from API server has nothing
+        # more to give us.
         lookups = arvrunner.api.collections().list(
             filters=[["uuid", "in", fetch_uuids]],
             count="none",