try to solve one of the resource warnings during unittesting

diff --git a/testing/test_multivol.py b/testing/test_multivol.py
index a7a4772..5fabb03 100644 (file)
--- a/testing/test_multivol.py
+++ b/testing/test_multivol.py
@@ -744,7 +744,8 @@ class MultivolGnuFormatTest(BaseTest):
             tarobj.extractall()
         except IOError as e:
             pass
-        tarobj.close()
+        finally:
+            tarobj.close()
         assert os.path.exists("big")
         assert hash != self.md5sum("big")