<s> import os , sys <EOL> sys . path . append ( os . path . abspath ( os . path . join ( os . path . dirname ( __file__ ) , os . pardir , '<STR_LIT>' ) ) ) <EOL> import collections <EOL> import cv2 <EOL> import unittest <EOL> import numpy as np <EOL> import scripts . common . feature_extractors as feature_extractors <EOL> DATA_DIR = os . path . join ( os . path . dirname ( __file__ ) , '<STR_LIT:data>' ) <EOL> class TestNNetOpenCVFeatureExtractor ( unittest . TestCase ) : <EOL> pass </s>
