gistfile1.txt

class NodeFactory(object):
    @staticmethod
    def create(node_type):
        if node_type == 'SANode':
            return SANode
        else:
            return Node


class Node(object):
    def __init__(self, resource_id, **kwargs):
        self.resource_id = resource_id
        self.configuration = kwargs
        # Set locals to whatever it was given
        for key, value in self.configuration.iteritems():
            setattr(self, key, value)
        self.tools = None

    def __del__(self):
        """
        Destructor.
        """
        self.cleanup()

    def setup(self):
        print ("Running setup for resource: %s")

    def cleanup(self):
        print ("Running cleanup for resource: %s")


class SANode(Node):

    def __init__(self, resource_id, **kwargs):
        super(SANode, self).__init__(resource_id, **kwargs)
        self.product_type = 'lunasa'
        self.partitions = []

    def _get_serial(self):
        return '123'

w = NodeFactory.create('SANode')