- 'Required parameter(s) missing.\n'
- 'next_hop:{nh}\n'
- 'out_if:{oif}\n'
- 'in_if:{iif}\n'
- 'src_addr:{saddr}\n'
- 'sid_list:{sids}'.format(
- nh=next_hop, oif=out_if, iif=in_if, saddr=src_addr,
- sids=sid_list))
- sid_conf = 'next ' + ' next '.join(sid_list)
- params = 'nh {nh} oif {oif} iif {iif} src {saddr} {sids}'.\
- format(nh=next_hop, oif=out_if, iif=in_if, saddr=src_addr,
- sids=sid_conf)
+ f"Required parameter(s) missing.\n"
+ f"next_hop:{next_hop}\n "
+ f"out_if:{out_if}\n"
+ f"in_if:{in_if}\n"
+ f"src_addr:{src_addr}\n"
+ f"sid_list:{sid_list}"
+ )
+ sid_conf = f"next {u' next '.join(sid_list)}"
+ params = f"nh {next_hop} oif {out_if} iif {in_if} " \
+ f"src {src_addr} {sid_conf}"