setattr(self, k, v)
def __getattr__(self, name):
- if name not in self.__slots__:
+ if name not in self._all_slots():
raise AttributeError("Invalid object attribute %s.%s" %
(type(self).__name__, name))
return None
def __setstate__(self, state):
+ slots = self._all_slots()
for name in state:
- if name in self.__slots__:
+ if name in slots:
setattr(self, name, state[name])
+ @classmethod
+ def _all_slots(cls):
+ """Compute the list of all declared slots for a class.
+
+ """
+ slots = []
+ for parent in cls.__mro__:
+ slots.extend(getattr(parent, "__slots__", []))
+ return slots
+
def ToDict(self):
"""Convert to a dict holding only standard python types.
"""
result = {}
- for name in self.__slots__:
+ for name in self._all_slots():
value = getattr(self, name, None)
if value is not None:
result[name] = value
"""An generic class supporting tags.
"""
- __slots__ = ConfigObject.__slots__ + ["tags"]
+ __slots__ = ["tags"]
VALID_TAG_RE = re.compile("^[\w.+*/:@-]+$")
@classmethod
class Instance(TaggableObject):
"""Config object representing an instance."""
- __slots__ = TaggableObject.__slots__ + [
+ __slots__ = [
"name",
"primary_node",
"os",
class Node(TaggableObject):
"""Config object representing a node."""
- __slots__ = TaggableObject.__slots__ + [
+ __slots__ = [
"name",
"primary_ip",
"secondary_ip",
class Cluster(TaggableObject):
"""Config object representing the cluster."""
- __slots__ = TaggableObject.__slots__ + [
+ __slots__ = [
"serial_no",
"rsahostkeypub",
"highest_used_port",