Refactor imports in admin.py and update MAC address handling in views.py to improve code clarity and error handling

api/admin.py

@@ -1,8 +1,5 @@
-from typing import Any
 from django.contrib import admin
 from django.contrib.auth.admin import UserAdmin as BaseUserAdmin
-from django.forms.models import ModelForm
-from django.http.request import HttpRequest
 from api.models import User, Atoll, Island, TemporaryUser
 from django.contrib.auth.models import Permission
 

devices/views.py

@@ -1,4 +1,5 @@
-from attr import dataclass
+from dataclasses import dataclass
+from xmlrpc.client import Boolean
 from rest_framework import generics, status
 from rest_framework.response import Response
 from django_filters.rest_framework import DjangoFilterBackend
@@ -56,7 +57,7 @@ class DeviceListCreateAPIView(
                 {"message": "Device with this mac address already exists."}, status=400
             )
         mac_details = get_mac_address_details(mac)
-        if mac_details.vendor == "Unknown":
+        if not mac_details.ok:
             return Response({"message": "MAC address vendor not found."}, status=400)
 
         mac = re.sub(NORMALIZE_MAC_REGEX, "-", mac).upper()
@@ -154,6 +155,7 @@ class MacResponse:
     mac_address: str
     vendor: str
     detail: str | None = None
+    ok: Boolean = True
 
 
 def get_mac_address_details(mac: str) -> MacResponse:
@@ -167,6 +169,7 @@ def get_mac_address_details(mac: str) -> MacResponse:
             mac_address=json_data.get("mac_address", mac),
             vendor=json_data.get("vendor", ""),
             detail=json_data.get("detail"),
+            ok=json_data.get("ok", True),
         )
     else:
-        return MacResponse(mac_address=mac, vendor="Unknown", detail=None)
+        return MacResponse(mac_address=mac, vendor="Unknown", detail=None, ok=False)