diff --git a/opl/post_kafka_times.py b/opl/post_kafka_times.py
index 9ffa2c5..bb9d908 100644
--- a/opl/post_kafka_times.py
+++ b/opl/post_kafka_times.py
@@ -330,31 +330,34 @@ def produce_thread(args, config, produce_here, save_here):
 
         # Common parameters for both cases
         common_params = {
-            'bootstrap_servers': [f"{args.kafka_host}:{args.kafka_port}"],
-            'acks': args.acks,
-            'retries': args.retries,
-            'batch_size': args.batch_size,
-            'buffer_memory': args.buffer_memory,
-            'linger_ms': args.linger_ms,
-            'max_block_ms': args.max_block_ms,
-            'request_timeout_ms': args.request_timeout_ms,
-            'compression_type': args.compression_type,
+            "bootstrap_servers": [f"{args.kafka_host}:{args.kafka_port}"],
+            "acks": args.acks,
+            "retries": args.retries,
+            "batch_size": args.batch_size,
+            "buffer_memory": args.buffer_memory,
+            "linger_ms": args.linger_ms,
+            "max_block_ms": args.max_block_ms,
+            "request_timeout_ms": args.request_timeout_ms,
+            "compression_type": args.compression_type,
         }
 
         try:
-            logging.info(f"Creating SASL password-protected producer to {args.kafka_host}")
+            logging.info(
+                f"Creating SASL password-protected producer to {args.kafka_host}"
+            )
             sasl_params = {
-                'security_protocol': "SASL_SSL",
-                'sasl_mechanism': "SCRAM-SHA-512",
-                'sasl_plain_username': args.kafka_username,
-                'sasl_plain_password': args.kafka_password,
+                "security_protocol": "SASL_SSL",
+                "sasl_mechanism": "SCRAM-SHA-512",
+                "sasl_plain_username": args.kafka_username,
+                "sasl_plain_password": args.kafka_password,
             }
             produce_here = KafkaProducer(**common_params, **sasl_params)
         except AttributeError:
-            logging.info(f"Creating passwordless producer to {args.kafka_host}:{args.kafka_port}")
+            logging.info(
+                f"Creating passwordless producer to {args.kafka_host}:{args.kafka_port}"
+            )
             produce_here = KafkaProducer(**common_params)
 
-
         logging.info(f"Loading queries definition from {args.tables_definition}")
         queries_definition = yaml.load(args.tables_definition, Loader=yaml.SafeLoader)[
             "queries"