From ead10909ba9104733930bb3f59c90610138bd047 Mon Sep 17 00:00:00 2001
From: Viacheslav <v.gletenko@vyos.io>
Date: Wed, 20 Oct 2021 17:49:15 +0000
Subject: dhcpv6-server: T3918: Fix subnets verify raise ConfigError

---
 src/conf_mode/dhcpv6_server.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/conf_mode/dhcpv6_server.py')

diff --git a/src/conf_mode/dhcpv6_server.py b/src/conf_mode/dhcpv6_server.py
index 175300bb0..e6a2e4486 100755
--- a/src/conf_mode/dhcpv6_server.py
+++ b/src/conf_mode/dhcpv6_server.py
@@ -128,7 +128,7 @@ def verify(dhcpv6):
 
             # Subnets must be unique
             if subnet in subnets:
-                raise ConfigError('DHCPv6 subnets must be unique! Subnet {0} defined multiple times!'.format(subnet['network']))
+                raise ConfigError(f'DHCPv6 subnets must be unique! Subnet {subnet} defined multiple times!')
             subnets.append(subnet)
 
         # DHCPv6 requires at least one configured address range or one static mapping
-- 
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