利用Python定時按日期備份MySQL資料並壓縮

#-*- coding:utf-8 -*-import osimport timeimport tarfileimport zipfile'''mysqldumpUsage: mysqldump [OPTIONS] database [tables]OR     mysqldump [OPTIONS] --databases [OPTIONS] DB1 [DB2 DB3...]OR     mysqldump [OPTIONS] --all-databases [OPTIONS]For more options, use mysqldump --help'''db_host="localhost"db_user="root"db_passwd="root"db_name="crm"db_charset="utf8"db_backup_name=r"c:\crm_%s.sql" %(time.strftime("%Y%m%d%H%M"))zip_src = db_backup_namezip_dest = zip_src + ".zip"def zip_files():    f = zipfile.ZipFile(zip_dest, 'w' ,zipfile.ZIP_DEFLATED)     f.write(zip_src)    f.close()     if __name__ == "__main__":    print("begin to dump mysql database crm...");    os.system("mysqldump -h%s -u%s -p%s %s --default_character-set=%s > %s" %(db_host, db_user, db_passwd, db_name, db_charset, db_backup_name))    print("begin zip files...")    zip_files()    print("done, pyhon is great!")