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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 delete(self, id):
 """Delete run by id"""

        run = self.backend_store.get_run(id)
        if not run:
            return abort(http_client.NOT_FOUND,
                         message="Run {} doesn't exist".format(id))
        if not self.manager.delete_run(run):
            return abort(http_client.BAD_REQUEST,
                         message="Failed to find the task queue "
                                 "manager of run {}.".format(id))
        return '', http_client.NO_CONTENT