Fixed FURB118 (reimplemented-operator)

management/backup.py

@@ -14,6 +14,7 @@ import rtyaml
 from exclusiveprocess import Lock
 
 from utils import load_environment, shell, wait_for_service
+import operator
 
 def backup_status(env):
 	# If backups are disabled, return no status.
@@ -91,7 +92,7 @@ def backup_status(env):
 
 	# Ensure the rows are sorted reverse chronologically.
 	# This is relied on by should_force_full() and the next step.
-	backups = sorted(backups.values(), key = lambda b : b["date"], reverse=True)
+	backups = sorted(backups.values(), key = operator.itemgetter("date"), reverse=True)
 
 	# Get the average size of incremental backups, the size of the
 	# most recent full backup, and the date of the most recent

management/mailconfig.py

@@ -15,6 +15,7 @@ import subprocess
 import utils
 from email_validator import validate_email as validate_email_, EmailNotValidError
 import idna
+import operator
 
 def validate_email(email, mode=None):
 	# Checks that an email address is syntactically valid. Returns True/False.
@@ -285,7 +286,7 @@ def get_mail_aliases_ex(env):
 
 	# Sort aliases within each domain first by required-ness then lexicographically by address.
 	for domain in domains:
-		domain["aliases"].sort(key = lambda alias : (alias["auto"], alias["address"]))
+		domain["aliases"].sort(key = operator.itemgetter("auto", "address"))
 	return domains
 
 def get_domain(emailaddr, as_unicode=True):