          align_eyes = self.args.align_eyes if hasattr(self.args, "align_eyes") else False
  
          if self.plugins.is_parallel:
              self.plugins.launch_aligner()
              self.plugins.launch_detector()
          if not self.plugins.is_parallel:
              logger.debug("Using serial processing")
 
</s> remove             if not is_macos:
 </s> add             if not IS_MACOS: </s> remove             verbose=self.args.verbose,
 </s> add             loglevel=self.args.loglevel,
            logger.debug("Using parallel processing")
          align_eyes = self.args.align_eyes if hasattr(self.args, "align_eyes") else False
  
          if self.plugins.is_parallel:
            logger.debug("Using parallel processing")
              self.plugins.launch_aligner()
              self.plugins.launch_detector()
          if not self.plugins.is_parallel:
              logger.debug("Using serial processing")
keep keep add 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 
scripts/extract.py