text: import traceback
  import logging
  import os
  import argparse
  from datetime import datetime, timedelta
  
  try:
      from lost.db import access
      from lost.logic.pipeline import cron
      from lost.logic import config
      from lost.db.access import DBMan
      from lost.db import state
  except:
      logging.error(traceback.format_exc())
  
  def get_args():
      aparser = argparse.ArgumentParser(description='Execute a job.')
      aparser.add_argument('--logfile', nargs='?', action='store',
                          help='Path logfile. ["pipe_cron.log"]')
      aparser.add_argument('--debug', nargs='?', action='store',
                          help='true, if exec_pipe should start in debug mode. [false]')
      args = aparser.parse_args()
  
      if args.logfile is None:
          raise Exception('A logfile argument is required!')
      else:
          logfile = args.logfile
  
      if args.debug is None:
          debug = False
      else:
          debug = args.debug.lower() == 'true'
      if debug:
          logging.basicConfig(filename=logfile, filemode='a',level=logging.DEBUG,
                              format='%(asctime)s %(message)s')
      else:
          logging.basicConfig(filename=logfile, filemode='a',level=logging.INFO,
                              format='%(asctime)s %(message)s')
  
      return config.LOSTConfig()
  
  def exec_pipe():
      lostconfig = get_args()
      dbm = DBMan(lostconfig)
      pipe_list = dbm.get_pipes_to_process()
      # For each task in this project
      for p in pipe_list:
         pipe_man = cron.PipeEngine(dbm=dbm, pipe=p, lostconfig=lostconfig)
         pipe_man.process_pipeline()
      dbm.close_session()
  
  
  def __release_project_annos(dbm):
      present = datetime.now()
      unlock_time = present - timedelta(hours=2)
      for anno_task in dbm.get_anno_task(state=state.AnnoTask.IN_PROGRESS):
          for anno in dbm.get_locked_img_annos(anno_task.idx):
              if anno.timestamp_lock < unlock_time:
                  anno.state = state.Anno.UNLOCKED
                  dbm.add(anno)
          for anno in dbm.get_locked_bbox_annos(anno_task.idx):
              if anno.timestamp_lock < unlock_time:
                  anno.state = state.Anno.UNLOCKED
                  dbm.add(anno)
          dbm.commit()
  
  def release_user_annos(dbm, user_id):
      '''Release locked annos for a specific user.
  
      Args:
          dbm (object): DBMan object.
          user_id (int): ID of the user to release locked annos.
      '''
      print('Was Here! User id is: {}'.format(user_id))
      for anno_task in dbm.get_anno_task(state=state.AnnoTask.IN_PROGRESS):
          locked_annos = dbm.get_locked_img_annos(anno_task.idx)
          print('locked annos')
          print(locked_annos)
          for anno in locked_annos:
              print('UserID: {}'.format(anno.user_id))
          locked_user_annos = [anno for anno in locked_annos if anno.user_id == user_id]
          print(locked_user_annos)
          for anno in locked_user_annos:
              anno.state = state.Anno.UNLOCKED
              dbm.add(anno)
                  
          locked_annos = dbm.get_locked_two_d_annos(anno_task.idx)
          print('locked 2d annos')
          print(locked_annos)
          for anno in locked_annos:
              print('UserID: {}'.format(anno.user_id))
          locked_user_annos = [anno for anno in locked_annos if anno.user_id == user_id]
          print(locked_user_annos)
          for anno in locked_user_annos:
              anno.state = state.Anno.UNLOCKED
              dbm.add(anno)
          dbm.commit()
  
  def release_annos():
      lostconfig = get_args()
      dbm = DBMan(lostconfig)
      __release_project_annos(dbm)
      dbm.close_session()
  
  