

def _base_notification(self, exists):
    basen = exists.copy()
    if ('bandwidth_in' not in basen):
        basen['bandwidth_in'] = 0
    if ('bandwidth_out' not in basen):
        basen['bandwidth_out'] = 0
    if ('rax_options' not in basen):
        basen['rax_options'] = '0'
    basen['original_message_id'] = exists.get('message_id', '')
    return exists

dataset/ETHPy150Open openstack/stacktach-winchester/winchester/pipeline_handler.py UsageHandler._base_notification/VarMisuse@89/141 `basen`->`exists`