From 1e1fe3ee4bffb5470795d8aab16fa3de1145f5a6 Mon Sep 17 00:00:00 2001
From: Bert Blommers <bblommers@users.noreply.github.com>
Date: Tue, 14 Apr 2020 07:48:13 +0100
Subject: [PATCH] Update moto/dynamodb2/models.py

Co-Authored-By: pvbouwel <petervanbouwel@gmail.com>
---
 moto/dynamodb2/models.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/moto/dynamodb2/models.py b/moto/dynamodb2/models.py
index a35eded61..de2a06fd4 100644
--- a/moto/dynamodb2/models.py
+++ b/moto/dynamodb2/models.py
@@ -286,7 +286,7 @@ class Item(BaseModel):
         return "Item: {0}".format(self.to_json())
 
     def size(self):
-        return sum([bytesize(key) + value.size() for key, value in self.attrs.items()])
+        return sum(bytesize(key) + value.size() for key, value in self.attrs.items())
 
     def to_json(self):
         attributes = {}