How to use the pynetbox.lib.response.Record function in pynetbox

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
"""
from pynetbox.lib.response import Record


class Circuits(Record):
    def __str__(self):
        return self.cid


class CircuitTerminations(Record):
    def __str__(self):
        return self.circuit.cid

you may not use this file except in compliance with the License.
You may obtain a copy of the License at

  http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
"""
from pynetbox.lib.response import Record
from pynetbox.ipam import IpAddresses


class VirtualMachines(Record):

    primary_ip = IpAddresses
    primary_ip4 = IpAddresses
    primary_ip6 = IpAddresses

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

  http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
"""
from pynetbox.lib.response import Record


class Circuits(Record):
    def __str__(self):
        return self.cid


class CircuitTerminations(Record):
    def __str__(self):
        return self.circuit.cid