From 4e2823bc3f2f5505ee15fc72ebcc287e5061199d Mon Sep 17 00:00:00 2001
From: Philip Thiem <ptthiem@gmail.com>
Date: Sat, 16 Feb 2013 10:46:33 -0600
Subject: Seems to be an issue with using ZipFile as a context on python 3.1

--HG--
branch : distribute
extra : rebase_source : d81c62a1c2efbeefc848979e07b16506213c0949
---
 pkg_resources.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pkg_resources.py b/pkg_resources.py
index 144323cb..c29afb56 100644
--- a/pkg_resources.py
+++ b/pkg_resources.py
@@ -1371,11 +1371,15 @@ def build_zipmanifest(path):
       * [7] - zipinfo.CRC
     """
     zipinfo = dict()
-    with zipfile.ZipFile(path) as zfile:
+    zfile = zipfile.ZipFile(path)
+    #Got ZipFile has not __exit__ on python 3.1
+    try:
         for zitem in zfile.namelist():
             zpath = zitem.replace('/', os.sep)
             zipinfo[zpath] = zfile.getinfo(zitem)
             assert zipinfo[zpath] is not None
+    finally:
+        zfile.close()
     return zipinfo
 
 
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