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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 executemany( self, sql: str, parameters: Iterable[Iterable[Any]] ) -> Cursor: """Helper to create a cursor and execute the given multiquery."""

        cursor = await self._execute(self._conn.executemany, sql, parameters)
        return Cursor(self, cursor)