X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?p=bup.git;a=blobdiff_plain;f=lib%2Fbup%2Fio.py;fp=lib%2Fbup%2Fio.py;h=e2fd410b3eb8b1eb444118acf06a8f8e88a8f62c;hp=79a6d83d5468c0e026a53415ce5dd91bf5d9bafc;hb=26f70b361610366de64a160bf49528dcf933ad5f;hpb=36fce270ed41330d1cf4ada5dda17c1b816f677d

diff --git a/lib/bup/io.py b/lib/bup/io.py
index 79a6d83..e2fd410 100644
--- a/lib/bup/io.py
+++ b/lib/bup/io.py
@@ -22,14 +22,17 @@ class mmap(py_mmap.mmap):
     that aren't explicitly closed.
 
     '''
+    def __new__(cls, *args, **kwargs):
+        result = super().__new__(cls, *args, **kwargs)
+        result._bup_closed = True  # supports __del__
+        return result
 
     def __init__(self, *args, **kwargs):
-        self._bup_closed = True
         # Silence deprecation warnings.  mmap's current parent is
         # object, which accepts no params and as of at least 2.7
         # warns about them.
         if py_mmap.mmap.__init__ is not object.__init__:
-            super(mmap, self).__init__(self, *args, **kwargs)
+            super().__init__(self, *args, **kwargs)
         self._bup_closed = False
 
     def close(self):