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-rw-r--r--python/vyos/configverify.py8
1 files changed, 4 insertions, 4 deletions
diff --git a/python/vyos/configverify.py b/python/vyos/configverify.py
index 36b10c956..8e06d16f2 100644
--- a/python/vyos/configverify.py
+++ b/python/vyos/configverify.py
@@ -79,12 +79,12 @@ def verify_source_interface(config):
required by e.g. peth/MACvlan, MACsec ...
"""
from netifaces import interfaces
- if not 'source_interface' in config.keys():
+ if 'source_interface' not in config:
raise ConfigError('Physical source-interface required for '
'interface "{ifname}"'.format(**config))
- if not config['source_interface'] in interfaces():
- raise ConfigError(f'Source interface {source_interface} does not '
- f'exist'.format(**config))
+ if config['source_interface'] not in interfaces():
+ raise ConfigError('Source interface {source_interface} does not '
+ 'exist'.format(**config))
def verify_dhcpv6(config):
"""