Python formatting

bookwyrm/views/reading.py

@@ -1,7 +1,6 @@
 """ the good stuff! the books! """
 from django.contrib.auth.decorators import login_required
 from django.core.cache import cache
-from django.core.cache.utils import make_template_fragment_key
 from django.db import transaction
 from django.http import HttpResponse, HttpResponseBadRequest, HttpResponseNotFound
 from django.shortcuts import get_object_or_404, redirect
@@ -46,12 +45,13 @@ class ReadingStatus(View):
         if not identifier:
             return HttpResponseBadRequest()
 
-        # invalidate the template cache
-        cache_keys = [
-            make_template_fragment_key("shelve_button", [request.user.id, book_id]),
-            make_template_fragment_key("suggested_books", [request.user.id]),
-        ]
-        cache.delete_many(cache_keys)
+        # invalidate related caches
+        cache.delete_many(
+            [
+                f"suggested_books-{request.user.id}",
+                f"active_shelf-{request.user.id}-{book_id}",
+            ]
+        )
 
         desired_shelf = get_object_or_404(
             models.Shelf, identifier=identifier, user=request.user