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arkindex_worker/worker.py

@@ -141,12 +141,14 @@ class BaseWorker(object):
                 if os.path.isfile(parent_cache_path):
                     parents_cache_paths.append(parent_cache_path)
 
+            # Only one parent cache, we can just copy it into our current task local cache
             if len(parents_cache_paths) == 1:
                 with open(self.cache.path, "rb+") as cache_file, open(
                     parents_cache_paths[0], "rb"
                 ) as parent_cache_file:
                     cache_file.truncate(0)
                     cache_file.write(parent_cache_file.read())
+            # Many parents caches, we have to merge all of them in our current task local cache
             elif len(parents_cache_paths) > 1:
                 self.cache.merge_parent_caches(parents_cache_paths)