Made Attribute value queries also work with database objects by overloading the Attribute manager methods in question. Added procpool support for the new serializer functions and cleaned up some things.

src/utils/dbserialize.py

@@ -19,6 +19,7 @@ be out of sync with the database.
 
 """
 
+from functools import update_wrapper
 from collections import defaultdict, MutableSequence, MutableSet, MutableMapping
 try:
     from cPickle import dumps, loads
@@ -32,7 +33,7 @@ from src.utils import logger
 
 __all__ = ("to_pickle", "from_pickle", "do_pickle", "do_unpickle")
 
-HIGHEST_PROTOCOL = 2
+PICKLE_PROTOCOL = 2
 
 # initialization and helpers
 
@@ -61,10 +62,11 @@ def _init_globals():
 def _save(method):
     "method decorator that saves data to Attribute"
     def save_wrapper(self, *args, **kwargs):
+        self.__doc__ = method.__doc__
         ret = method(self, *args, **kwargs)
         self._save_tree()
         return ret
-    return save_wrapper
+    return update_wrapper(save_wrapper, method)
 
 class _SaverMutable(object):
     """
@@ -311,7 +313,7 @@ def from_pickle(data, db_obj=None):
 
 def do_pickle(data):
     "Perform pickle to string"
-    return to_str(dumps(data, protocol=HIGHEST_PROTOCOL))
+    return to_str(dumps(data, protocol=PICKLE_PROTOCOL))
 
 def do_unpickle(data):
     "Retrieve pickle from pickled string"