unicode: Merged from trunk up to [5150].

git-svn-id: http://code.djangoproject.com/svn/django/branches/unicode@5151 bcc190cf-cafb-0310-a4f2-bffc1f526a37

2 files changed, 18 insertions, 1 deletions

diff --git a/django/db/models/fields/__init__.py b/django/db/models/fields/__init__.py
index 77cac7745c..350ffc99f5 100644
--- a/django/db/models/fields/__init__.py
+++ b/django/db/models/fields/__init__.py
@@ -869,6 +869,12 @@ class USStateField(Field):
     def get_manipulator_field_objs(self):
         return [oldforms.USStateField]
 
+    def formfield(self, **kwargs):
+        from django.contrib.localflavor.us.forms import USStateSelect
+        defaults = {'widget': USStateSelect}
+        defaults.update(kwargs)
+        return super(USStateField, self).formfield(**defaults)
+
 class XMLField(TextField):
     def __init__(self, verbose_name=None, name=None, schema_path=None, **kwargs):
         self.schema_path = schema_path
diff --git a/django/db/models/query.py b/django/db/models/query.py
index 91f54e48b9..06163677d4 100644
--- a/django/db/models/query.py
+++ b/django/db/models/query.py
@@ -853,6 +853,13 @@ def find_field(name, field_list, related_query):
         return None
     return matches[0]
 
+def field_choices(field_list, related_query):
+    if related_query:
+        choices = [f.field.related_query_name() for f in field_list]
+    else:
+        choices = [f.name for f in field_list]
+    return choices
+
 def lookup_inner(path, lookup_type, value, opts, table, column):
     qn = backend.quote_name
     joins, where, params = SortedDict(), [], []
@@ -937,7 +944,11 @@ def lookup_inner(path, lookup_type, value, opts, table, column):
     except FieldFound: # Match found, loop has been shortcut.
         pass
     else: # No match found.
-        raise TypeError, "Cannot resolve keyword '%s' into field" % name
+        choices = field_choices(current_opts.many_to_many, False) + \
+            field_choices(current_opts.get_all_related_many_to_many_objects(), True) + \
+            field_choices(current_opts.get_all_related_objects(), True) + \
+            field_choices(current_opts.fields, False)
+        raise TypeError, "Cannot resolve keyword '%s' into field, choices are: %s" % (name, ", ".join(choices))
 
     # Check whether an intermediate join is required between current_table
     # and new_table.