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

def test_diff_append_records_list(self):
        test_values = {
            "id": 123,
            "tagged_vlans": [
                {
                    "id": 1,
                    "url": "http://localhost:8000/api/ipam/vlans/1/",
                    "vid": 1,
                    "name": "test1",
                    "display_name": "test1",
                }
            ],
        }
        test_obj = Record(test_values, None, None)
        test_obj.tagged_vlans.append(1)
        test = test_obj._diff()
        self.assertFalse(test)

def test_hash_diff(self):
        endpoint1 = Mock()
        endpoint1.name = "test-endpoint"
        endpoint2 = Mock()
        endpoint2.name = "test-endpoint"
        test1 = Record({}, None, endpoint1)
        test1.id = 1
        test2 = Record({}, None, endpoint2)
        test2.id = 2
        self.assertNotEqual(hash(test1), hash(test2))

def test_serialize_tag_set(self):
        test_values = {"id": 123, "tags": ["foo", "bar", "foo"]}
        test = Record(test_values, None, None).serialize()
        self.assertEqual(len(test["tags"]), 2)

def _lookup_ret_obj(self, name, model):
        """Loads unique Response objects.

        This method loads a unique response object for an endpoint if
        it exists. Otherwise return a generic `Record` object.

        :arg str name: Endpoint name.
        :arg obj model: The application model that
            contains unique Record objects.

        :Returns: Record (obj)
        """
        if model:
            name = name.title().replace("_", "")
            ret = getattr(model, name, Record)
        else:
            ret = Record
        return ret

or a nested_return. Finally, we check if it's a Record, if
    so simply return a string. Order is important due to nested_return
    being self-referential.

    :arg list,optional return_fields: A list of fields to reference when
        calling values on lookup.
    """

    for i in return_fields or ["id", "value", "nested_return"]:
        if isinstance(lookup, dict) and lookup.get(i):
            return lookup[i]
        else:
            if hasattr(lookup, i):
                return getattr(lookup, i)

    if isinstance(lookup, Record):
        return str(lookup)
    else:
        return lookup

class InterfaceConnections(Record):
    def __str__(self):
        return self.interface_a.name


class InterfaceConnection(Record):
    def __str__(self):
        return self.interface.name


class ConnectedEndpoint(Record):
    device = Devices


class Interfaces(Record):
    interface_connection = InterfaceConnection
    connected_endpoint = ConnectedEndpoint


class RackReservations(Record):
    def __str__(self):
        return self.description


class VirtualChassis(Record):
    def __str__(self):
        return self.master.display_name


class RUs(Record):

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.core.response import Record, JsonField


class ConfigContexts(Record):
    data = JsonField


class ObjectChanges(Record):
    object_data = JsonField

    def __str__(self):
        return self.request_id

Returns a DetailEndpoint object that is the interface for
        viewing response from the units endpoint.

        :returns: :py:class:`.DetailEndpoint`

        :Examples:

        >>> rack = nb.dcim.racks.get(123)
        >>> rack.units.list()
        {"get_facts": {"interface_list": ["ge-0/0/0"]}}

        """
        return RODetailEndpoint(self, "units", custom_return=RUs)


class Termination(Record):
    def __str__(self):
        # hacky check to see if we're a circuit termination to
        # avoid another call to NetBox because of a non-existent attr
        # in self.name
        if "circuit" in str(self.url):
            return self.circuit.cid

        return self.name

    device = Devices
    circuit = Circuits


class Cables(Record):
    def __str__(self):
        return "{} <> {}".format(self.termination_a, self.termination_b)