Changeset 08521651 in sicp for apps

Timestamp:

Aug 6, 2015, 3:06:35 PM (9 years ago)

Author:

Ing. Roldan D. Vargas G <rvargas@…>

Branches:

master

Children:

028f578

Parents:

ed42bf6

Message:

modificación en función access para cuando se eliminan nodos de la cadena productiva

File:

• apps/simulacion/templatetags/dictionary_extras.py (modified) (1 diff)

apps/simulacion/templatetags/dictionary_extras.py

@@ -25 +25 @@
 @register.filter(name='access')
 def access(value, arg):
-    return value[int(arg)]
+    try:
+        return value[int(arg)] # Usado para la cadena original
+    except Exception, e:
+        i = -1
+        for v in value:
+            i += 1
+            if v.attrib['position'] == arg:
+                return value[i] # Implementación para las cadenas modificadas
 
 @register.filter(name='multiply')