          thread.daemon = True
          thread.start()
  
      def debug_queue_sizes(self, update_secs):
          """ Output the queue sizes """
          while True:
              print("=== QUEUE SIZES ===")
              for name in sorted(self.queues.keys()):
                  print(name, self.queues[name].qsize())
              print("====================\n")
 
</s> remove             print("=== QUEUE SIZES ===")
 </s> add  </s> remove                 print(name, self.queues[name].qsize())
            print("====================\n")
 </s> add                 logger.info("%s: %s", name, self.queues[name].qsize()) </s> remove         for _ in range(self.thread_count):
            thread = threading.Thread(target=target, args=args, kwargs=kwargs)
            thread.daemon = True
 </s> add         logger.debug("Starting thread(s): '%s'", self._name)
        for idx in range(self._thread_count):
            name = "{}_{}".format(self._name, idx)
            logger.debug("Starting thread %s of %s: '%s'",
                         idx + 1, self._thread_count, name)
            thread = FSThread(name=name,
                              target=self._target,
                              args=self._args,
                              kwargs=self._kwargs)
            thread.daemon = self.daemon </s> remove     def join_threads(self):
        """ Join the running threads """
        for thread in self.threads:
 </s> add     def join(self):
        """ Join the running threads, catching and re-raising any errors """
        logger.debug("Joining Threads: '%s'", self._name)
        for thread in self._threads:
            logger.debug("Joining Thread: '%s'", thread._name)  # pylint: disable=protected-access </s> remove             self.threads.append(thread)
 </s> add             self._threads.append(thread)
        logger.debug("Started all threads '%s': %s", self._name, len(self._threads))
        """ Output the queue sizes
            logged to INFO so it also displays in console
        """
          thread.daemon = True
          thread.start()
  
      def debug_queue_sizes(self, update_secs):
        """ Output the queue sizes
            logged to INFO so it also displays in console
        """
          while True:
              print("=== QUEUE SIZES ===")
              for name in sorted(self.queues.keys()):
                  print(name, self.queues[name].qsize())
              print("====================\n")
keep keep keep keep replace keep keep keep keep keep
 Logging (#541)

* Convert prints to logger. Further logging improvements. Tidy  up

* Fix system verbosity. Allow SystemExit

* Fix reload extract bug

* Child Traceback handling

* Safer shutdown procedure

* Add shutdown event to queue manager

* landmarks_as_xy > property. GUI notes + linting. Aligner bugfix

* fix FaceFilter. Enable nFilter when no Filter is supplied

* Fix blurry face filter

* Continue on IO error. Better error handling

* Explicitly print stack trace tocrash log

* Windows Multiprocessing bugfix

* Add git info and conda version to crash log

* Windows/Anaconda mp bugfix

* Logging fixes for training 
lib/queue_manager.py