Plugin nova_floating_ips: migrate to Python3, format documentation

plugins/nova/nova_floating_ips

@@ -1,18 +1,36 @@
-#!/usr/bin/env python
-#
-# Plugin to monitor status of Floating IPs in Nova
-#
-# To monitor a floating ips, link floating_ips to this file.
-# E.g.
-#    ln -s /usr/share/munin/plugins/nova_floating_ips /etc/munin/plugins/
-#
-# Needs following minimal configuration in plugin-conf.d/nova:
-#   [nova_*]
-#   user nova
-#
-# Magic markers
-#%# capabilities=autoconf
-#%# family=auto
+#!/usr/bin/env python3
+"""
+
+=head1 NAME
+
+nova_floating_ips - monitor status of Floating IPs in Nova
+
+
+=head1 CONFIGURATION
+
+To monitor a floating ips, link floating_ips to this file.
+E.g.
+
+ ln -s /usr/share/munin/plugins/nova_floating_ips /etc/munin/plugins/
+
+Needs following minimal configuration in plugin-conf.d/nova:
+
+ [nova_*]
+ user nova
+
+
+=head1 AUTHORS
+
+Copyright 2012 Mehdi Abaakouk <sileht@sileht.net>
+
+
+=head1 MAGIC MARKERS
+
+ #%# capabilities=autoconf
+ #%# family=auto
+
+=cut
+"""
 
 import sys
 
@@ -27,21 +45,21 @@ else:
     successful_import = True
 
 
-
 states = ['total', 'allocated', 'associated']
 
+
 def print_config():
     global states
-    print 'graph_title Nova Floating IPs'
-    print 'graph_vlabel IPs'
-    print 'graph_args --base 1000 --lower-limit 0'
-    print 'graph_category cloud'
-    print 'graph_scale no'
-    print 'graph_info This graph shows the number of Floating IPs in Nova and their status'
+    print('graph_title Nova Floating IPs')
+    print('graph_vlabel IPs')
+    print('graph_args --base 1000 --lower-limit 0')
+    print('graph_category cloud')
+    print('graph_scale no')
+    print('graph_info This graph shows the number of Floating IPs in Nova and their status')
     for state in states:
-        print '%s.label %s' % (state, state)
-        print '%s.draw LINE2' % state
-        print '%s.info %s IPs' % (state, state)
+        print('%s.label %s' % (state, state))
+        print('%s.draw LINE2' % state)
+        print('%s.info %s IPs' % (state, state))
 
 
 def get_status():
@@ -63,8 +81,8 @@ def get_status():
 
 def print_values():
     status = get_status()
-    for (state, value) in status.iteritems():
-        print "%s.value %s" % (state, value)
+    for (state, value) in status.items():
+        print("%s.value %s" % (state, value))
 
 
 if __name__ == '__main__':
@@ -73,10 +91,10 @@ if __name__ == '__main__':
             print_config()
         elif sys.argv[1] == "autoconf":
             if not successful_import:
-                print 'no (failed import nova module)'
+                print('no (failed import nova module)')
                 sys.exit(0)
             else:
-                print 'yes'
+                print('yes')
     elif successful_import:
         utils.default_flagfile()
         flags.FLAGS(sys.argv)

t/test-exception-wrapper.expected-failures

@@ -270,7 +270,6 @@ plugins/nginx/nginx-cache-multi_
 plugins/nginx/nginx_upstream
 plugins/nginx/nginx_vhost_traffic
 plugins/nginx/nginx_working_set
-plugins/nova/nova_floating_ips
 plugins/nova/nova_instance_
 plugins/nova/nova_instance_launched
 plugins/nova/nova_instance_timing