Fix marking a new formset item as empty-form on postback errors

2016-08-15 16:03:08 +02:00
parent d70735c849
commit 83cb059317
2 changed files with 5 additions and 1 deletions
@@ -22,6 +22,10 @@ class PolymorphicInlineAdminForm(InlineAdminForm):
    def polymorphic_ctype_field(self):
        return AdminField(self.form, 'polymorphic_ctype', False)

+    @property
+    def is_empty(self):
+        return '__prefix__' in self.form.prefix
+

 class PolymorphicInlineAdminFormSet(InlineAdminFormSet):
    """