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-rw-r--r--django/forms/fields.py2
-rw-r--r--django/forms/models.py2
2 files changed, 2 insertions, 2 deletions
diff --git a/django/forms/fields.py b/django/forms/fields.py
index 950f9481a3..7ca8ddc2e2 100644
--- a/django/forms/fields.py
+++ b/django/forms/fields.py
@@ -1028,7 +1028,7 @@ class MultiValueField(Field):
def __deepcopy__(self, memo):
result = super(MultiValueField, self).__deepcopy__(memo)
- result.fields = tuple([x.__deepcopy__(memo) for x in self.fields])
+ result.fields = tuple(x.__deepcopy__(memo) for x in self.fields)
return result
def validate(self, value):
diff --git a/django/forms/models.py b/django/forms/models.py
index 42c62d5770..7ca4954358 100644
--- a/django/forms/models.py
+++ b/django/forms/models.py
@@ -567,7 +567,7 @@ class BaseModelFormSet(BaseFormSet):
def _existing_object(self, pk):
if not hasattr(self, '_object_dict'):
- self._object_dict = dict((o.pk, o) for o in self.get_queryset())
+ self._object_dict = {o.pk: o for o in self.get_queryset()}
return self._object_dict.get(pk)
def _get_to_python(self, field):