def _obtain_lock(self):
        return self._obtain_lock_or_raise()
Updates the progress bar based on the current row being imported
dataset/ETHPy150Open codeinn/vcs/vcs/utils/lockfiles.py/LockFile._obtain_lock--crossover with--dataset/ETHPy150Open gtaylor/django-eve-db/eve_db/ccp_importer/importers/importer_classes.py/SQLImporter._progress_handler