From d78ce337ec1dab38e296d413f5dc231a64c2b5cd Mon Sep 17 00:00:00 2001
From: Benjamin Dauvergne <bdauvergne@entrouvert.com>
Date: Mon, 6 Jul 2020 20:55:04 +0200
Subject: [PATCH] misc: dont mutate dictionnary during iteration (#44869)

---
 src/authentic2_cut/apps.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/authentic2_cut/apps.py b/src/authentic2_cut/apps.py
index adaf9e7..22ac619 100644
--- a/src/authentic2_cut/apps.py
+++ b/src/authentic2_cut/apps.py
@@ -437,7 +437,7 @@ class AppConfig(django.apps.AppConfig):
             form.initial['preferred_givenname'] = view.token.get('first_name', '')
             form.fields['preferred_givenname'].widget = HiddenInput()
 
-            for name in form.fields:
+            for name in list(form.fields):
                 if 'password' not in name and name not in ('preferred_username', 'preferred_givenname'):
                     form.fields.pop(name)