From d40b0975a76932b03216c270eff95e42b4144e0c Mon Sep 17 00:00:00 2001
From: Joseph Schorr <joseph.schorr@coreos.com>
Date: Fri, 26 Sep 2014 12:25:28 -0400
Subject: [PATCH] Use the built-in .size method on gzip file

---
 tools/uncompressedsize.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/uncompressedsize.py b/tools/uncompressedsize.py
index e99cd6b73..c11ac0894 100644
--- a/tools/uncompressedsize.py
+++ b/tools/uncompressedsize.py
@@ -79,8 +79,8 @@ def backfill_sizes_from_data():
     try:
       layer_stream = StringIO(layer_data)
       with GzipFile(fileobj=layer_stream, mode='rb') as gzip_file:
-        layer_size = len(gzip_file.read())
-        logger.debug('%s' % gzip_file.size)
+        gzip_file.read()
+        layer_size = gzip_file.size
 
       layer_stream.close()
     except Exception as ex: