Find All

content = """OSPF Process 1 with Router ID 1.1.1.1
                       Area: 0.0.0.11
               Link State Database  
               Router test 
               Maintenance
"""

content

'OSPF Process 1 with Router ID 1.1.1.1\n                       Area: 0.0.0.11\n               Link State Database  \n               Router test \n               Maintenance\n'

import re

regex = "OSPF|Area|Link"

lines = content.split("\n")

print(lines)

['OSPF Process 1 with Router ID 1.1.1.1', '                       Area: 0.0.0.11', '               Link State Database  ', '               Router test ', '               Maintenance', '']

for line in lines:
    print(line)

OSPF Process 1 with Router ID 1.1.1.1
                       Area: 0.0.0.11
               Link State Database  
               Router test 
               Maintenance

for line in lines:
    if not re.findall(regex, line):
        print(line)

               Router test 
               Maintenance