import only deepcopy in test

Author: vchrisb

tests/test_models.py

@@ -1,7 +1,7 @@
-import copy
 import io
 import os
 import time
+from copy import deepcopy
 
 import pkg_resources
 import pytest
@@ -186,7 +186,7 @@ def test_variations_deepcopy(self, db):
         instance_original = ResizeModel.objects.create(
             image=self.fixtures["600x400.jpg"]
         )
-        instance = copy.deepcopy(instance_original)
+        instance = deepcopy(instance_original)
         assert isinstance(instance.image, StdImageFieldFile)
 
         assert hasattr(instance.image, "thumbnail")