Debug mode log fixes (#1798)

Current worker on debug mode doesn't raises errors,
but does have some formatting issues.

rq/queue.py

@@ -1155,14 +1155,13 @@ class Queue:
         if timeout is not None:  # blocking variant
             if timeout == 0:
                 raise ValueError('RQ does not support indefinite timeouts. Please pick a timeout value > 0')
-            colored_queues = [green(queue) for queue in queue_keys]
+            colored_queues = ''.join(map(str, [green(str(queue)) for queue in queue_keys]))
             logger.debug(f"Starting BLPOP operation for queues {colored_queues} with timeout of {timeout}")
             result = connection.blpop(queue_keys, timeout)
             if result is None:
                 logger.debug(f"BLPOP Timeout, no jobs found on queues {colored_queues}")
                 raise DequeueTimeout(timeout, queue_keys)
             queue_key, job_id = result
-            logger.debug(f"Dequeued job {blue(job_id.decode('utf-8'))} from queue {green(queue_key.decode('utf-8'))}")
             return queue_key, job_id
         else:  # non-blocking variant
             for queue_key in queue_keys:

rq/worker.py

@@ -752,7 +752,7 @@ class Worker:
                 if self.should_run_maintenance_tasks:
                     self.run_maintenance_tasks()
 
-                self.log.debug(f"Dequeueing jobs on queues {self._ordered_queues} and timeout {timeout}")
+                self.log.debug(f"Dequeueing jobs on queues {green(qnames)} and timeout {timeout}")
                 result = self.queue_class.dequeue_any(
                     self._ordered_queues,
                     timeout,
@@ -760,9 +760,8 @@ class Worker:
                     job_class=self.job_class,
                     serializer=self.serializer,
                 )
-                self.log.debug(f"Dequeued job {result[1]} from {result[0]}")
                 if result is not None:
-
+                    self.log.debug(f"Dequeued job {blue(result[0].id)} from {green(result[1].name)}")
                     job, queue = result
                     job.redis_server_version = self.get_redis_server_version()
                     if self.log_job_description: