Достаём связанные объекты в одном запросе

abonapp/views.py

@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 from json import dumps
 from django.contrib.gis.shortcuts import render_to_text
-from django.core.exceptions import PermissionDenied, MultipleObjectsReturned
+from django.core.exceptions import PermissionDenied
 from django.db import IntegrityError, ProgrammingError
 from django.db.models import Count
 from django.shortcuts import render, redirect, get_object_or_404, resolve_url
@@ -25,10 +25,11 @@ from datetime import datetime
 @mydefs.only_admins
 def peoples(request, gid):
     street_id = mydefs.safe_int(request.GET.get('street'))
+    peoples_list = models.Abon.objects.select_related('group', 'street')
     if street_id > 0:
-        peoples_list = models.Abon.objects.filter(group=gid, street=street_id)
+        peoples_list = peoples_list.filter(group=gid, street=street_id)
     else:
-        peoples_list = models.Abon.objects.filter(group=gid)
+        peoples_list = peoples_list.filter(group=gid)
 
     StatModel = getModel()