index 8dae659eca3ce4294aa0c38831a4a180e507cafc..d2897addf497c0f019d6cd5bbae4bf8edf6d6eff 100644 (file)
# BASIS, AND THERE IS NO OBLIGATION WHATSOEVER TO PROVIDE MAINTENANCE,
# SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
#
-#$Id: back_anydbm.py,v 1.129 2003-10-07 11:58:57 anthonybaxter Exp $
+#$Id: back_anydbm.py,v 1.131 2003-11-14 00:11:18 richard Exp $
'''
This module defines a backend that saves the hyperdatabase in a database
chosen by anydbm. It is guaranteed to always be available in python
if str(error) == "need 'c' or 'n' flag to open new db":
raise IndexError, 'no such %s %s'%(classname, nodeid)
elif error.args[0] != 2:
+ # this isn't a "not found" error, be alarmed!
raise
+ if res:
+ # we have unsaved journal entries, return them
+ return res
raise IndexError, 'no such %s %s'%(classname, nodeid)
try:
journal = marshal.loads(db[nodeid])
# keep a handle to all the database files opened
self.databases = {}
- # now, do all the transactions
- reindex = {}
- for method, args in self.transactions:
- reindex[method(*args)] = 1
-
- # now close all the database files
- for db in self.databases.values():
- db.close()
- del self.databases
+ try:
+ # now, do all the transactions
+ reindex = {}
+ for method, args in self.transactions:
+ reindex[method(*args)] = 1
+ finally:
+ # make sure we close all the database files
+ for db in self.databases.values():
+ db.close()
+ del self.databases
# reindex the nodes that request it
for classname, nodeid in filter(None, reindex.keys()):
l.append(repr(value))
# append retired flag
- l.append(self.is_retired(nodeid))
+ l.append(repr(self.is_retired(nodeid)))
return l