def __init__(self, work_dir=None):

        # assert work_dir is not None, \
        #       "work_dir should not be None"

        self.dir_helper = DirectoryHelper(work_dir)
        self.save_dir = self.dir_helper.work_dir
        self.dir_helper.prepare_working_directory()

        print '[i] working directory prepared'
Returns encryption tuple and SHA256 key hash from .boto configuration.
dataset/ETHPy150Open vdmitriyev/services-to-wordcloud/services-to-wordcloud/helper_wordcloud.py/WordCloudHelper.__init__--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/gsutil/gslib/encryption_helper.py/GetEncryptionTupleAndSha256Hash