Fixed #15127 -- Properly copy the choices of choice fields. Thanks, dready and Julian Phalip.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16416 bcc190cf-cafb-0310-a4f2-bffc1f526a37

1 files changed, 5 insertions, 0 deletions

diff --git a/django/forms/fields.py b/django/forms/fields.py
index 7bee36ee6e..113a5aab22 100644
--- a/django/forms/fields.py
+++ b/django/forms/fields.py
@@ -657,6 +657,11 @@ class ChoiceField(Field):
                                         initial=initial, help_text=help_text, *args, **kwargs)
         self.choices = choices
 
+    def __deepcopy__(self, memo):
+        result = super(ChoiceField, self).__deepcopy__(memo)
+        result._choices = copy.deepcopy(self._choices, memo)
+        return result
+
     def _get_choices(self):
         return self._choices