452             else:

   452             else:

   453                 self._delaybuf = []

   453                 self._delaybuf = []

   454                 self.opener = _delayopener(

   454                 self.opener = _delayopener(

   455                     self._realopener, self._indexfile, self._delaybuf

   455                     self._realopener, self._indexfile, self._delaybuf

   456                 )

   456                 )

   457         self._delayed = True

   458         self._delayed = True

   458         tr.addpending(b'cl-%i' % id(self), self._writepending)

   459         tr.addpending(b'cl-%i' % id(self), self._writepending)

   459         tr.addfinalize(b'cl-%i' % id(self), self._finalize)

   460         tr.addfinalize(b'cl-%i' % id(self), self._finalize)

   460 

   461 

   461     def _finalize(self, tr):

   462     def _finalize(self, tr):

   462         """finalize index updates"""

   463         """finalize index updates"""

   463         self._delayed = False

   464         self._delayed = False

   464         self.opener = self._realopener

   465         self.opener = self._realopener

   465         # move redirected index data back into place

   467         # move redirected index data back into place

   466         if self._docket is not None:

   468         if self._docket is not None:

   467             self._write_docket(tr)

   469             self._write_docket(tr)

   468         elif self._divert:

   470         elif self._divert:

   469             assert not self._delaybuf

   471             assert not self._delaybuf

   499             fp2.close()

   501             fp2.close()

   500             # switch modes so finalize can simply rename

   502             # switch modes so finalize can simply rename

   501             self._delaybuf = None

   503             self._delaybuf = None

   502             self._divert = True

   504             self._divert = True

   503             self.opener = _divertopener(self._realopener, self._indexfile)

   505             self.opener = _divertopener(self._realopener, self._indexfile)

   504 

   507 

   505         if self._divert:

   508         if self._divert:

   506             return True

   509             return True

   507 

   510 

   508         return False

   511         return False