import re
pattern = r':group_id=>"(sg-[^"\r\n]+)"'
s = "describe aws_security_group({:group_id=>\"sg-ezsrzerzer\", :vpc_id=>\"vpc-zfds54zef4s\"}) do"
print(re.findall(pattern, s))
aW1wb3J0IHJlCgpwYXR0ZXJuID0gcic6Z3JvdXBfaWQ9PiIoc2ctW14iXHJcbl0rKSInCnMgPSAiZGVzY3JpYmUgYXdzX3NlY3VyaXR5X2dyb3VwKHs6Z3JvdXBfaWQ9Plwic2ctZXpzcnplcnplclwiLCA6dnBjX2lkPT5cInZwYy16ZmRzNTR6ZWY0c1wifSkgZG8iCgpwcmludChyZS5maW5kYWxsKHBhdHRlcm4sIHMpKQ==