'Init the Cassandra export IF.'

def __init__(self, config=None, args=None):

    super(Export, self).__init__(config=config, args=args)
    self.keyspace = None
    self.protocol_version = 3
    self.replication_factor = 2
    self.table = None
    self.export_enable = self.load_conf('cassandra', mandatories=['host', 'port', 'keyspace'], options=['protocol_version', 'replication_factor', 'table'])
    if (not self.export_enable):
        sys.exit(2)
    (self.cluster, self.session) = self.init()
