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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 executemany(self, sql, *params):
 """Prepare a database query or command and then execute it against all parameter sequences found in the sequence seq_of_params. :param sql: the SQL statement to execute with optional ? parameters :param params: sequence parameters for the markers in the SQL. """

        fut = self._run_operation(self._impl.executemany, sql, *params)
        return fut