Replace deprecated datetime.utcnow

src/controllers/controller.py

@@ -1,4 +1,4 @@
-from datetime import datetime
+import datetime
 import math
 
 from flask import abort, flash, redirect, render_template, request, url_for
@@ -427,7 +427,7 @@ def update_config_timestamp(self, session):
             session.add(last_update)
 
         # update and commit new timestamp
-        last_update.updated_at = datetime.utcnow()
+        last_update.updated_at = datetime.datetime.now(datetime.UTC)
         session.commit()
 
     def update_form_collection(

src/plugins/config_editor/controllers/configs_controller.py

@@ -1,5 +1,5 @@
 from collections import OrderedDict
-from datetime import datetime
+import datetime
 import os
 from shutil import copyfile
 
@@ -186,7 +186,7 @@ def save_json_config_file(self, config_data, file_name):
 
             # save backup of current config file
             # as '<file_name>-YYYYmmdd-HHMMSS.bak'
-            timestamp = datetime.utcnow().strftime("%Y%m%d-%H%M%S")
+            timestamp = datetime.datetime.now(datetime.UTC).strftime("%Y%m%d-%H%M%S")
             backup_file_name = "%s-%s.bak" % (file_name, timestamp)
             backup_file_path = os.path.join(config_path, backup_file_name)
             self.logger.info(

src/plugins/themes/utils/themes.py

@@ -1,7 +1,7 @@
 import os
 import json
 import pathlib
-from datetime import datetime
+import datetime
 from collections import OrderedDict
 from urllib.parse import urlparse
 
@@ -63,7 +63,7 @@ def save_themesconfig(new_themes_config, app, handler):
                 e.strerror))
             return False
 
-        baksuffix = "%s.bak" % datetime.utcnow().strftime("-%Y%m%d-%H%M%S")
+        baksuffix = "%s.bak" % datetime.datetime.now(datetime.UTC).strftime("-%Y%m%d-%H%M%S")
         themes_config = tenant_config.get("themesConfig", None)
 
         if isinstance(themes_config, str):
@@ -143,7 +143,7 @@ def save_featureinfo_config(new_featureinfo_config, app, handler):
             app.logger.error("Error reading tenantConfig.json: {}".format(e.strerror))
             return False
 
-        baksuffix = "%s.bak" % datetime.utcnow().strftime("-%Y%m%d-%H%M%S")
+        baksuffix = "%s.bak" % datetime.datetime.now(datetime.UTC).strftime("-%Y%m%d-%H%M%S")
         services = tenant_config.get("services", [])
 
         for service in services: