Add volatile cache module missing from the previous commit.

svn path=/main/trunk/; revision=5355

diff --git a/pym/cache/volatile.py b/pym/cache/volatile.py
new file mode 100644 (file)
index 0000000..068a4b8
--- /dev/null
+++ b/pym/cache/volatile.py
@@ -0,0 +1,25 @@
+# Copyright 1999-2006 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: $
+
+import copy
+if not hasattr(__builtins__, "set"):
+       from sets import Set as set
+from cache import template
+
+class database(template.database):
+
+       autocommits = True
+       serialize_eclasses = False
+
+       def __init__(self, *args, **config):
+               config.pop("gid", None)
+               super(database, self).__init__(*args, **config)
+               self._data = {}
+               self.iterkeys = self._data.iterkeys
+               self._setitem = self._data.__setitem__
+               self._delitem = self._data.__delitem__
+               self.__contains__ = self._data.__contains__
+
+       def _getitem(self, cpv):
+               return copy.deepcopy(self._data[cpv])