976                 self.ui.warn(_("no rollback information available\n"))

   976                 self.ui.warn(_("no rollback information available\n"))

   977                 return 1

   977                 return 1

   978         finally:

   978         finally:

   979             release(lock, wlock)

   979             release(lock, wlock)

   980 

   980 

   981     def _rollback(self, dryrun, force):

   982     def _rollback(self, dryrun, force):

   982         ui = self.ui

   983         ui = self.ui

   983         try:

   984         try:

   984             args = self.opener.read('undo.desc').splitlines()

   985             args = self.opener.read('undo.desc').splitlines()

   985             (oldlen, desc, detail) = (int(args[0]), args[1], None)

   986             (oldlen, desc, detail) = (int(args[0]), args[1], None)