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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:
 async def execute(self, sql, *params):
 """Executes the given operation substituting any markers with the given parameters. :param sql: the SQL statement to execute with optional ? parameter markers. Note that pyodbc never modifies the SQL statement. :param params: optional parameters for the markers in the SQL. They can be passed in a single sequence as defined by the DB API. For convenience, however, they can also be passed individually """

        if self._echo:
            logger.info(sql)
            logger.info("%r", sql)
        await self._run_operation(self._impl.execute, sql, *params)
        return self