Merged revisions 85401 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r85401 | brian.curtin | 2010-10-12 21:29:46 -0500 (Tue, 12 Oct 2010) | 3 lines

  Implement #7944. Use `with` throughout the test suite.
........

Lib/test/test_mailbox.py

@@ -598,12 +598,10 @@ class TestMaildir(TestMailbox):
         # Remove old files from 'tmp'
         foo_path = os.path.join(self._path, 'tmp', 'foo')
         bar_path = os.path.join(self._path, 'tmp', 'bar')
-        f = open(foo_path, 'w')
+        with open(foo_path, 'w') as f:
             f.write("@")
-        f.close()
-        f = open(bar_path, 'w')
+        with open(bar_path, 'w') as f:
             f.write("@")
-        f.close()
         self._box.clean()
         self.assertTrue(os.path.exists(foo_path))
         self.assertTrue(os.path.exists(bar_path))
@@ -1088,13 +1086,12 @@ class TestMessage(TestBase):
 
     def test_initialize_with_file(self):
         # Initialize based on contents of file
-        f = open(self._path, 'w+')
+        with open(self._path, 'w+') as f:
             f.write(_sample_message)
             f.seek(0)
             msg = self._factory(f)
             self._post_initialize_hook(msg)
             self._check_sample(msg)
-        f.close()
 
     def test_initialize_with_nothing(self):
         # Initialize without arguments
@@ -1812,18 +1809,16 @@ class MaildirTestCase(unittest.TestCase):
         filename = os.extsep.join((str(t), str(pid), "myhostname", "mydomain"))
         tmpname = os.path.join(self._dir, "tmp", filename)
         newname = os.path.join(self._dir, dir, filename)
-        fp = open(tmpname, "w")
+        with open(tmpname, "w") as fp:
             self._msgfiles.append(tmpname)
             if mbox:
                 fp.write(FROM_)
             fp.write(DUMMY_MESSAGE)
-        fp.close()
         if hasattr(os, "link"):
             os.link(tmpname, newname)
         else:
-            fp = open(newname, "w")
+            with open(newname, "w") as fp:
                 fp.write(DUMMY_MESSAGE)
-            fp.close()
         self._msgfiles.append(newname)
         return tmpname