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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def ensure_edit_id(self):
 """create edit id if edit id is None."""

        if self.edit_id is None:
            edit_request = self.edits().insert(
                body={}, packageName=self.package_name)
            result = edit_request.execute()
            self.edit_id = result['id']