  #!/usr/bin python3
  """ Utilities available across all scripts """
  
  import os
  from os.path import basename, exists, join
  import queue as Queue
  import threading
  import warnings
  
  from pathlib import Path
  
  import cv2
 
</s>
  #!/usr/bin python3
  """ Utilities available across all scripts """
  
  import os



  import warnings
  
  from pathlib import Path
  
  import cv2
keep keep keep keep replace replace replace keep keep keep keep keep
 Extraction - Speed improvements (#522) (#523)

* Extraction - Speed improvements (#522)

* Initial Plugin restructure

* Detectors to plugins. Detector speed improvements

* Re-implement dlib aligner, remove models, FAN to TF. Parallel processing

* Update manual, update convert, implement parallel/serial switching

* linting + fix cuda check (setup.py). requirements update keras 2.2.4

* Add extract size option. Fix dlib hog init

* GUI: Increase tooltip width

* Update alignment tool to support new DetectedFace

* Add skip existing faces option

* Fix sort tool to new plugin structure

* remove old align plugin

* fix convert -skip faces bug

* Fix convert skipping no faces frames

* Convert - draw onto transparent layer

* Fix blur threshold bug

* fix skip_faces convert bug

* Fix training
lib/utils.py