simpler temp dir cleanup

Lib/test/test_bsddb185.py

@@ -11,6 +11,7 @@ import anydbm
 import whichdb
 import os
 import tempfile
+import shutil
 
 class Bsddb185Tests(unittest.TestCase):
 
@@ -27,16 +28,13 @@ class Bsddb185Tests(unittest.TestCase):
     def test_anydbm_create(self):
         # Verify that anydbm.open does *not* create a bsddb185 file
         tmpdir = tempfile.mkdtemp()
-        try:
         try:
             dbfile = os.path.join(tmpdir, "foo.db")
-                anydbm.open(os.path.splitext(dbfile)[0], "c").close()
+            anydbm.open(dbfile, "c").close()
             ftype = whichdb.whichdb(dbfile)
             self.assertNotEqual(ftype, "bsddb185")
         finally:
-                os.unlink(dbfile)
-        finally:
-            os.rmdir(tmpdir)
+            shutil.rmtree(tmpdir)
 
 def test_main():
     run_unittest(Bsddb185Tests)