backend.rb in picky-3.6.0

- old
+ new

@@ -21,10 +21,10 @@
       end
 
       #
       #
       def to_s
-        "#{self.class}(#{[inverted, weights, similarity, configuration].join(', ')})"
+        self.class.name
       end
 
     end
 
   end
\ No newline at end of file