Implement interface wrapper functions

recircle/image/models.py

@@ -82,7 +82,9 @@ class Image(models.Model):
             uploaded_by_user=False,
             description=description
         )
-        return new_image
+        for attr, value in new_image.__dict__.items():
+            setattr(remote_image, attr, value)
+        return remote_image
 
     @classmethod
     def create_from_user(cls, description, file_format, image_file, name, user):
@@ -96,9 +98,24 @@ class Image(models.Model):
             uploaded_by_user=True,
             description=description
         )
-        return new_image
+        for attr, value in new_image.__dict__.items():
+            setattr(remote_image, attr, value)
+        return remote_image
     
     def delete(self):
         interface = OpenstackImageManager(settings.CONNECTION)
         if interface.delete(self.remote_id):
             super().delete()
+    
+    def get(self):
+        interface = OpenstackImageManager(settings.CONNECTION)
+        image = interface.get(self.remote_id)
+        for attr, value in self.__dict__.items():
+            setattr(image, attr, value)
+        return image
+
+    def update(self, data):
+        for (key, value) in data.items():
+            setattr(self, key, value)
+        self.save()
+        return self.get()
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