def __init__(self, server, config):
        self.config = config
        if "network" in config:
            self.network = netaddr.IPNetwork(config["network"])
        else:
            self.network = None
        self.server = server
        self.containers = []
        self.path = "/var/lib/lxc/"
        self._port_cache = {}
Create the underlying notebook widget.
dataset/ETHPy150Open openstack/rally/rally/deployment/serverprovider/providers/lxc.py/LxcHost.__init__--crossover with--dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/qt/qt_notebook.py/QtNotebook.create_widget