code: def dequeue(self, acknowledge=True, timeout=0):
      sleep_in_seconds = 1
      total_wait_time = 0
      if not self.is_active():
          return None
  
      while True:
          with self._lock:
              is_active, files = self._get_queue_status()
              if not is_active:
                  return None, None
              if any(files):
                  first_file = min(
                      [(p, self._get_time(p)) for p in files],
                      key=lambda t: t[1],
                  )[0]
                  first_file = os.path.join(self.path, first_file)
  
                  with open(first_file, "r") as f_in:
                      data = f_in.read()
  
                  if acknowledge:
                      self.acknowledge(first_file)
                      return data, None
                  return data, first_file
  
          if total_wait_time >= timeout:
              return None, None
          time.sleep(sleep_in_seconds)
          total_wait_time += sleep_in_seconds
  
imports: import os
  import uuid
  import time
  import filelock
  from studio.artifacts.artifacts_tracker import get_studio_home
  from studio.storage.storage_setup import get_storage_verbose_level
  from studio.util import logs
  from studio.util.util import check_for_kb_interrupt, rm_rf
label_desc: Use image node_id 9 for calling the LocalQueue obj's underlying member method code with example usage: obj.dequeue(acknowledge, timeout) and returns: None, None,  None, None,  None, data,  first_file, data,  None