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634
old_path = self.root_transport.abspath('.bzr')
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635
backup_dir = self._available_backup_name('backup.bzr')
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636
new_path = self.root_transport.abspath(backup_dir)
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637
ui.ui_factory.note('making backup of %s\n to %s' % (
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640
self.root_transport.copy_tree('.bzr', backup_dir)
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641
return (old_path, new_path)