More does-it-run -driven development...

wishlist/views.py

@@ -1,4 +1,5 @@
 from django.shortcuts import render, get_object_or_404
+from django.contrib.auth import get_user_model
 import wishlist.models as m
 import django.views.generic as dv
 
@@ -17,11 +18,12 @@ class UserWishLists(dv.ListView):
 
 	def get_queryset(self):
 		qs = super().get_queryset()
-		return qs.filter(owner__login=self.loginname)
+		return qs.filter(owner__username=self.kwargs['loginname'])
 
 	def get_context_data(self, **kwargs):
 		ctx = super().get_context_data(**kwargs)
-		ctx['page_title'] = f"{ctx['object']}'s wishlists"
+		user = get_object_or_404(get_user_model(), username=self.kwargs['loginname'])
+		ctx['page_title'] = f"{user}'s wishlists"
 		return ctx
 
 class WishListView(dv.ListView):