X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/c7c0b88f1f628f0498c8c53c76a061ec128a228a..472845d4dba67935e4f5bbbfa07b54b23921dab5:/apps/catalogue/utils.py

diff --git a/apps/catalogue/utils.py b/apps/catalogue/utils.py
index edc287f98..33b0830e7 100644
--- a/apps/catalogue/utils.py
+++ b/apps/catalogue/utils.py
@@ -38,8 +38,12 @@ def get_random_hash(seed):
     return urlsafe_b64encode(sha_digest).replace('=', '').replace('_', '-').lower()
 
 
-def split_tags(tags):
-    result = {}
+def split_tags(tags, initial=None):
+    if initial is None:
+        result = {}
+    else:
+        result = initial
+    
     for tag in tags:
         result.setdefault(tag.category, []).append(tag)
     return result