Trabajando para aprovechar el cache el las relaciones

utils/__init__.py

@@ -4,6 +4,7 @@ import logging
 import functools
 
 from django.http import JsonResponse
+from django.conf import settings
 
 from pygments import highlight
 from pygments.lexers import JsonLexer  # pylint: disable=no-name-in-module
@@ -76,3 +77,11 @@ def sanitize_keys(dictionary):
             new_key = key.replace('-', '_')
             replace_key(dictionary, key, new_key)
     return dictionary
+
+
+def make_key(key, key_prefix=None, version=1):
+    """Key generation function for cache"""
+    if key_prefix is None:
+        key_prefix = settings.CACHES.get('default').get('KEY_PREFIX')
+
+    return ':'.join([key_prefix, str(version), key])