Initial commit

env/lib/python3.10/site-packages/wagtail/utils/loading.py

@@ -0,0 +1,14 @@
+from django.conf import settings
+from django.core.exceptions import ImproperlyConfigured
+from django.utils.module_loading import import_string
+
+
+def get_custom_form(form_setting):
+    """Return custom form class if defined and available"""
+    try:
+        return import_string(getattr(settings, form_setting))
+    except ImportError:
+        raise ImproperlyConfigured(
+            "%s refers to a form '%s' that is not available"
+            % (form_setting, getattr(settings, form_setting))
+        )