下面是split截取获得
>>> str = 'https://manualfile.s3.amazonaws.com/pdf/gti-chis-1-user-9fb-0-7a05a56f0b91.pdf'>>> str = 'https://manualfile.s3
下面是split截取获得
>>> str = 'https://manualfile.s3.amazonaws.com/pdf/gti-chis-1-user-9fb-0-7a05a56f0b91.pdf'>>> str = 'https://manualfile.s3