add enumerate and delete method for manage storage

tiramisu/setting.py

@@ -34,7 +34,7 @@ ro_append = ('frozen', 'disabled', 'validator', 'everything_frozen',
 rw_remove = ('permissive', 'everything_frozen', 'mandatory')
 rw_append = ('frozen', 'disabled', 'validator', 'hidden')
 default_properties = ('expire', 'validator')
-storage_type = 'sqlite3'
+storage_type = 'dictionary'
 
 
 class _const:
@@ -189,15 +189,15 @@ def set_storage(name):
     storage_type = name
 
 
-def get_storage(context, config_id, is_persistent):
+def get_storage(context, session_id, is_persistent):
     def gen_id(config):
         return str(id(config)) + str(time())
 
-    if config_id is None:
-        config_id = gen_id(context)
+    if session_id is None:
+        session_id = gen_id(context)
     import_lib = 'tiramisu.storage.{0}.storage'.format(storage_type)
     return __import__(import_lib, globals(), locals(), ['Storage'],
-                      -1).Storage(config_id, is_persistent)
+                      -1).Storage(session_id, is_persistent)
 
 
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