chore: replace utcnow with now

Author: MarekWadinger

consumer.py

@@ -84,7 +84,7 @@ def query_file(config: FileClient, **kwargs):
     # Find the closest past item
     for item in data:
         if item["time"] <= dt.datetime.strptime(
-            dt.datetime.utcnow().strftime("%Y-%m-%d %H:%M:%S"),
+            dt.datetime.now(dt.timezone.utc).strftime("%Y-%m-%d %H:%M:%S"),
             "%Y-%m-%d %H:%M:%S",
         ):
             closest_item = item

functions/model_persistence.py

@@ -41,7 +41,7 @@ def save_model(path: str, topics: list[str], model):
     """
     if path:
         model_prefix = f"model_{common_prefix(topics).replace('/', '_')}"
-        now = dt.datetime.utcnow().strftime("%Y%m%d-%H%M%S")
+        now = dt.datetime.now(dt.timezone.utc).strftime("%Y%m%d-%H%M%S")
         if not os.path.exists(path):
             os.makedirs(path)
         recovery_path = f"{path}/{model_prefix}_{now}.pkl"