lib/disco/recommender.rb in disco-0.3.2 vs lib/disco/recommender.rb in disco-0.4.0

@@ -428,10 +428,12 @@
         dataset
       end
     end
 
     def marshal_dump
+      warn "[disco] Marshal serialization is deprecated - use JSON instead"
+
       obj = {
         implicit: @implicit,
         user_map: @user_map,
         item_map: @item_map,
         rated: @rated,
@@ -455,9 +457,11 @@
 
       obj
     end
 
     def marshal_load(obj)
+      warn "[disco] Marshal serialization is deprecated - use JSON instead"
+
       @implicit = obj[:implicit]
       @user_map = obj[:user_map]
       @item_map = obj[:item_map]
       @rated = obj[:rated]
       @global_mean = obj[:global_mean]