x="""Top Assembly Part Number : 800-25858-06
Top Assembly Revision Number : A0
Version ID : V08
CLEI Code Number : COMDE10BRA
Hardware Board Revision Number : 0x01
Switch Ports Model SW Version SW Image
------ ----- ----- ---------- ----------
* 1 52 WS-C3750-48P 12.2(35)SE5 C3750-IPBASE-M
2 52 WS-C3750-48P 12.2(35)SE5 C3750-IPBASE-M
3 52 WS-C3750-48P 12.2(35)SE5 C3750-IPBASE-M
4 52 WS-C3750-48P 12.2(35)SE5 C3750-IPBASE-M
Switch 02
---------
Switch Uptime : 11 weeks, 2 days, 16 hours, 27 minutes
Base ethernet MAC Address : 00:26:52:96:2A:80
Motherboard assembly number : 73-9675-15"""
>>> import re
>>> re.findall("^\*?\s*(\d)\s*\d+\s*([A-Z\d-]+)",x,re.MULTILINE)
[('1', 'WS-C3750-48P'), ('2', 'WS-C3750-48P'), ('3', 'WS-C3750-48P'), ('4', 'WS-C3750-48P')]
：因为OP编辑了问题，感谢汤姆指出+
>>> re.findall("^(\*?)\s+(\d)\s+\d+\s+([A-Z\d-]+)",x,re.MULTILINE)
[('*', '1', 'WS-C3750-48P'), ('', '2', 'WS-C3750-48P'), ('', '3', 'WS-C3750-48P'), ('', '4', 'WS-C3750-48P')]
>>>
602392714
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