node_filter = Filter(Node.fields, {'node_id': ints, 'hostname': strs})
sql += " AND (%s) %s" % node_filter.sql(api, "OR")
elif isinstance(node_filter, dict):
node_filter = Filter(Node.fields, {'node_id': ints, 'hostname': strs})
sql += " AND (%s) %s" % node_filter.sql(api, "OR")
elif isinstance(node_filter, dict):