bundles: code style improvements

bundles/icinga2/files/icinga_statusmonitor.py

@@ -1,8 +1,9 @@
 #!/usr/bin/env python3
 
-from flask import Flask, Response
 from subprocess import check_output
 
+from flask import Flask
+
 app = Flask(__name__)
 
 @app.route('/status')
@@ -25,5 +26,5 @@ def statuspage():
 
     if icinga_is_fine and postgres_is_fine:
         return 'OK', 200
-    else:
-        return 'Something is wrong!', 500
+
+    return 'Something is wrong!', 500

bundles/icinga2/items.py

@@ -264,13 +264,13 @@ icinga_run_deps = {
     'pkg_apt:icinga2',
     'pkg_apt:icinga2-ido-pgsql',
 }
-for name in actions.keys():
+for name in actions:
     icinga_run_deps.add(f'action:{name}')
-for name in directories.keys():
+for name in directories:
     icinga_run_deps.add(f'directory:{name}')
-for name in files.keys():
+for name in files:
     icinga_run_deps.add(f'file:{name}')
-for name in symlinks.keys():
+for name in symlinks:
     icinga_run_deps.add(f'symlink:{name}')
 
 svc_systemd = {

bundles/icinga2/metadata.py

@@ -19,7 +19,6 @@ defaults = {
 
             # needed for check_rbl
             'libdata-validate-ip-perl': {},
-            'libdata-validate-ip-perl': {},
             'libmonitoring-plugin-perl': {},
             'libnet-dns-perl': {},
             'libreadonly-perl': {},