Fixed SIM105 (suppressible-exception)

management/dns_update.py

@@ -11,6 +11,7 @@ import dns.resolver
 
 from utils import shell, load_env_vars_from_file, safe_domain_name, sort_domains
 from ssl_certificates import get_ssl_certificates, check_certificate
+import contextlib
 
 # From https://stackoverflow.com/questions/3026957/how-to-validate-a-domain-name-using-regex-php/16491074#16491074
 # This regular expression matches domain names according to RFCs, it also accepts fqdn with an leading dot,
@@ -456,10 +457,8 @@ def build_sshfp_records():
 		for line in f:
 			s = line.rstrip().split()
 			if len(s) == 2 and s[0] == 'Port':
-				try:
+				with contextlib.suppress(ValueError):
 					port = int(s[1])
-				except ValueError:
-					pass
 				break
 
 	keys = shell("check_output", ["ssh-keyscan", "-4", "-t", "rsa,dsa,ecdsa,ed25519", "-p", str(port), "localhost"])