fix hosting tests

utils/backend.py

@@ -1,4 +1,5 @@
 import logging
+import sys
 
 from django.conf import settings
 from django.contrib.auth.backends import ModelBackend
@@ -7,7 +8,6 @@ logger = logging.getLogger(__name__)
 
 
 class MyLDAPBackend(ModelBackend):
-
     def authenticate(self, request, username=None, password=None, **kwargs):
         user = super().authenticate(
             request=request,
@@ -16,7 +16,12 @@ class MyLDAPBackend(ModelBackend):
             **kwargs
         )
 
-        if user and not settings.DEBUG:
+        is_testing = (
+            "test" in sys.argv
+            or "pytest" in sys.modules
+        )
+
+        if user and not settings.DEBUG and not is_testing:
             user.create_ldap_account(password)
 
         return user