""" abstract vpp object and object registry """
-from abc import ABCMeta, abstractmethod
-
+import abc
import six
+from six import moves
+
+@six.add_metaclass(abc.ABCMeta)
class VppObject(object):
""" Abstract vpp object """
- __metaclass__ = ABCMeta
- @abstractmethod
+ @abc.abstractmethod
def add_vpp_config(self):
""" Add the configuration for this object to vpp. """
pass
- @abstractmethod
+ @abc.abstractmethod
def query_vpp_config(self):
"""Query the vpp configuration.
:return: True if the object is configured"""
pass
- @abstractmethod
+ @abc.abstractmethod
def remove_vpp_config(self):
""" Remove the configuration for this object from vpp. """
pass
- @abstractmethod
def object_id(self):
""" Return a unique string representing this object. """
- pass
+ return "Undefined. for <%s %s>" % (self.__class__.__name__, id(self))
+
+ def __str__(self):
+ return self.object_id()
+
+ def __repr__(self):
+ return '<%s>' % self.object_id()
+
+ def __hash__(self):
+ return hash(self.object_id())
+
+ def __eq__(self, other):
+ if not isinstance(other, self.__class__):
+ return NotImplemented
+ if other.object_id() == self.object_id():
+ return True
+ return False
+
+ # This can be removed when python2 support is dropped.
+ def __ne__(self, other):
+ return not self.__eq__(other)
class VppObjectRegistry(object):
if failed:
logger.error("REG: Couldn't remove configuration for object(s):")
for obj in failed:
- logger.error(six.reprlib(obj))
+ logger.error(repr(obj))
raise Exception("Couldn't remove configuration for object(s): %s" %
(", ".join(str(x) for x in failed)))