https://github.com/vyos/vyos-1x/blob/current/smoketest/scripts/cli/test_vpn_ipsec.py#L267-L270
def test_site_to_site(self):
...
# if dpd is not specified it should not be enabled (see T6599)
swanctl_unexpected_lines = [
f'dpd_timeout'
f'dpd_delay'
]Missing comma makes it
['dpd_timeoutdpd_delay']
instead of
['dpd_timeout', 'dpd_delay']