update code to python3 (#10903)

* update code to python3

* add changelog frag

* rollback adjustment for plugins/lookup/lmdb_kv.py

* accept PR suggestion for plugins/module_utils/utm_utils.py

* accept PR suggestion for plugins/module_utils/vexata.py

* Apply suggestions from code review

* Update changelogs/fragments/10903-2to3.yml

* Update changelogs/fragments/10903-2to3.yml

plugins/module_utils/utm_utils.py

@@ -183,7 +183,7 @@ class UTM:
         result = None
         if response is not None:
             results = json.loads(response.read())
-            result = next(iter([d for d in results if d['name'] == module.params.get('name')]), None)
+            result = next((d for d in results if d['name'] == module.params.get('name')), None)
         return info, result
 
     def _clean_result(self, result):

plugins/module_utils/vexata.py

@@ -20,10 +20,9 @@ VXOS_VERSION = None
 def get_version(iocs_json):
     if not iocs_json:
         raise Exception('Invalid IOC json')
-    active = [x for x in iocs_json if x['mgmtRole']]
-    if not active:
+    active = next((x for x in iocs_json if x['mgmtRole']), None)
+    if active is None:
         raise Exception('Unable to detect active IOC')
-    active = active[0]
     ver = active['swVersion']
     if ver[0] != 'v':
         raise Exception('Illegal version string')