From 5e5a5cddfdeb3aa05932114fc1dce65b5be11ae9 Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Fri, 28 Dec 2012 22:30:09 -0800
Subject: Use 'with file' more.

This helps to minimize ResourceWarning triggered by ^C with python3.
---
 pym/portage/checksum.py | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

(limited to 'pym/portage/checksum.py')

diff --git a/pym/portage/checksum.py b/pym/portage/checksum.py
index 30a9234e1..cd663e767 100644
--- a/pym/portage/checksum.py
+++ b/pym/portage/checksum.py
@@ -50,16 +50,15 @@ class _generate_hash_function(object):
 		@type filename: String
 		@return: The hash and size of the data
 		"""
-		f = _open_file(filename)
-		blocksize = HASHING_BLOCKSIZE
-		data = f.read(blocksize)
-		size = 0
-		checksum = self._hashobject()
-		while data:
-			checksum.update(data)
-			size = size + len(data)
+		with _open_file(filename) as f:
+			blocksize = HASHING_BLOCKSIZE
+			size = 0
+			checksum = self._hashobject()
 			data = f.read(blocksize)
-		f.close()
+			while data:
+				checksum.update(data)
+				size = size + len(data)
+				data = f.read(blocksize)
 
 		return (checksum.hexdigest(), size)
 
-- 
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