X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fbup%2Findex.py;fp=lib%2Fbup%2Findex.py;h=3941a5ca6b248e516b1e2d7ab010e30ae5b3e7f5;hb=9478e2d88634bd22b3d0145b76926d719e457faa;hp=3b98892b41b6b223bf74c9d4c5779439b718376f;hpb=2e6cfa6156f8dd94b76f1496fa0d1e4dde5a12db;p=bup.git

diff --git a/lib/bup/index.py b/lib/bup/index.py
index 3b98892..3941a5c 100644
--- a/lib/bup/index.py
+++ b/lib/bup/index.py
@@ -50,18 +50,16 @@ class Error(Exception):
 
 class MetaStoreReader:
     def __init__(self, filename):
-        self._closed = False
         self._file = None
         self._file = open(filename, 'rb')
 
     def close(self):
-        self._closed = True
-        if self._file:
-            self._file.close()
-            self._file = None
+        f, self._file = self._file, None
+        if f:
+            f.close()
 
     def __del__(self):
-        assert self._closed
+        assert not self._file
 
     def __enter__(self):
         return self