用Python解析多行数据文件

Question

用Python解析下面的多行数据文件的最佳方法是什么？

Police Response: 11/6/2012 1:34:06 AM   Incident Desc: Traffic Stop OFC:    Received: 11/6/2012 1:34:06 AM
Disp: PCHK  Location: CLEAR LAKE RD&GREEN HILL RD
Event Number: LLS121106060941   ID: 60941   Priority: 6 Case No:
Police Response:    Incident Desc: Theft    OFC:    Received: 11/6/2012 1:43:35 AM
Disp: CSR   Location: SCH BLACHLY
Event Number: LLS121106060943   ID: 60943   Priority: 4 Case No:
Police Response: 11/6/2012 1:47:47 AM   Incident Desc: Suspicious Vehicle(s)    OFC:        Received: 11/6/2012 1:47:47 AM
Disp: FI    Location: KIRK RD&CLEAR LAKE RD
Event Number: LLS121106060944   ID: 60944   Priority: 6 Case No:

记录总是分为三行——以“警察回应”开头，以“事件编号”结尾。有些字段通常为空。