specify cache_name (i.e location where it is saved)

ippisite/ippidb/tests/utils.py

@@ -75,5 +75,5 @@ class TestCaseWithRequestsCache(TestCase):
 class TransactionTestCaseWithRequestsCache(TransactionTestCase):
 
     def setUp(self):
-        backend = requests_cache.SQLiteCache(use_memory=True)
-        requests_cache.install_cache(os.path.join(settings.PERSISTENT_DIR, "tests_http_cache"), backend=backend)
+        backend = requests_cache.SQLiteCache(os.path.join(settings.PERSISTENT_DIR, "tests_http_cache"), use_memory=True)
+        requests_cache.install_cache(backend=backend)