问题如下，看了半天没弄明白，希望帮助。
raise Exception(
Exception: 交易所规定 CZCE.SA405 最小市价开仓手数 (4) 或最小限价开仓手数 (4) 大于 1，targetpostask、twap、vwap 这些函数还未支持该规则!
Task exception was never retrieved
future: <Task finished name=’Task-162′ coro=<TargetPosTask._target_pos_task() done, defined at C:\ProgramData\Anaconda3\lib\site-packages\tqsdk\lib\target_pos_task.py:329> exception=Exception(‘交易所规定 CZCE.SA405 最小市价开仓手数 (4) 或最小限价开仓手数 (4) 大于 1，targetpostask、twap、vwap 这些函数还未支持该规则!’)>
Traceback (most recent call last):
File “C:\ProgramData\Anaconda3\lib\site-packages\tqsdk\lib\target_pos_task.py”, line 336, in _target_pos_task
raise Exception(
Exception: 交易所规定 CZCE.SA405 最小市价开仓手数 (4) 或最小限价开仓手数 (4) 大于 1，targetpostask、twap、vwap 这些函数还未支持该规则!
Task exception was never retrieved
future: <Task finished name=’Task-166′ coro=<TargetPosTask._target_pos_task() done, defined at C:\ProgramData\Anaconda3\lib\site-packages\tqsdk\lib\target_pos_task.py:329> exception=Exception(‘交易所规定 CZCE.SA405 最小市价开仓手数 (4) 或最小限价开仓手数 (4) 大于 1，targetpostask、twap、vwap 这些函数还未支持该规则!’)>
Traceback (most recent call last):
File “C:\ProgramData\Anaconda3\lib\site-packages\tqsdk\lib\target_pos_task.py”, line 336, in _target_pos_task
