python + mysql implemented to update the data table

Examples are as follows:

pymysql Import 

DEF Update_Set (): 
    # Open the database link 
    db = pymysql.connect ( "localhost", "root", "123456", "the Test") 

    # using the cursor () method to get the cursor operating 
    the Cursor = db.cursor () 

    # SQL statement update data 
    sql = "" "uPDATE student SET address = ' Dongguan' the WHERE ID =% S" ""% (2) 

    the try: 
        # execute SQL statements 
        the cursor.execute (SQL) 
        # submitted to the database to perform 
        the db.commit ( ) 
        Print ( "data update success") 

    the except Exception AS E: 
        Print ( "update data error:% S Case" E%) 
        # error occurs rollback 
        db.rollback () 

    the finally: 
        # close connection cursor 
        cursor.Close () 
        # close the connection 
        db.Close () 

DEF main ():
    Update_Set()

if __name__ == '__main__':
    main()