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-rw-r--r--ranger/core/metadata.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/ranger/core/metadata.py b/ranger/core/metadata.py
index 47d5b8ca..bb9ae8a7 100644
--- a/ranger/core/metadata.py
+++ b/ranger/core/metadata.py
@@ -16,7 +16,9 @@ from ranger.ext.openstruct import OpenStruct
 
 class MetadataManager(object):
     def __init__(self):
+        # metadata_cache maps filenames to OpenStructs (basically, dicts)
         self.metadata_cache = dict()
+        # metafile_cache maps .metadata.json filenames to their entries
         self.metafile_cache = dict()
         self.deep_search = DEEP_SEARCH_DEFAULT