diff --git a/sen2chain/library.py b/sen2chain/library.py
index f516f5c6405c57fcdb1ae532e6a4b1ad1748fe5a..50de4f869093e326ad058c5723d5c795f979bcfd 100644
--- a/sen2chain/library.py
+++ b/sen2chain/library.py
@@ -170,6 +170,14 @@ class Library:
                 pass
         logger.info("Total size to move: {}".format(human_size_decimal(total_size)))
         
+    def create_all_ql(self,
+                      product_list: list = [],
+                      tile_list: list = [],
+                      ):
+        toto = 52
+        
+        
+    
     def update_latest_ql(self):
         """
         Produce or update the latest quicklook for the L2A library tiles