code: def read(self):
          
          queue_path = os.path.join(self.config_dir, 'queue')
          if os.path.exists(queue_path):
              queue_file = open(queue_path, 'rb')
              try:
                  self.queue = pickle.load(queue_file)
              except Exception:
                  print('Queue file corrupted, deleting old queue')
                  os.remove(queue_path)
                  self.queue = {}
              queue_file.close()
          else:
              self.queue = {}
docs: Read the queue of the last pueue session or set `self.queue = {}`.