def delete_previously_loaded(self):
        """
        Deletes previously loaded RawResult records for a particular
        data file.
        """
        print("LOAD: %s" % self.source)
        # Reload raw results fresh every time
        result_count = RawResult.objects.filter(source=self.source).count()
        if result_count > 0:
            print("\tDeleting %s previously loaded raw results" % result_count)
            RawResult.objects.filter(source=self.source).delete()
dataset/ETHPy150Open openelections/openelections-core/openelex/base/load.py/BaseLoader.delete_previously_loaded/original