#from __future__ import unicode_literals
#
#DEFAULT_OCR_FILE_FORMAT = 'tiff'
#DEFAULT_OCR_FILE_EXTENSION = 'tif'
#DEFAULT_OCR_TASK_RETRY_DELAY = 10
#LOCK_EXPIRE = 60 * 10  # Adjust to worst case scenario
#UNPAPER_FILE_FORMAT = 'ppm'