344
344
self.work_tree.lock_write()
345
345
operation.add_cleanup(self.work_tree.unlock)
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346
self.parents = self.work_tree.get_parent_ids()
350
348
self.use_record_iter_changes = (
354
350
self.pb = ui.ui_factory.nested_progress_bar()
355
351
operation.add_cleanup(self.pb.finished)
356
352
self.basis_revid = self.work_tree.last_revision()