运行报错

[StartTechnology]

(sequoia39) PS E:\Stock\Sequoia-master> python main.py
Traceback (most recent call last):
File "E:\Stock\Sequoia-master\main.py", line 30, in
work_flow.prepare()
File "E:\Stock\Sequoia-master\work_flow.py", line 42, in prepare
process(stocks, strategies)
File "E:\Stock\Sequoia-master\work_flow.py", line 50, in process
check(stocks_data, strategy, strategy_func)
File "E:\Stock\Sequoia-master\work_flow.py", line 56, in check
results = dict(filter(m_filter, stocks_data.items()))
File "E:\Stock\Sequoia-master\work_flow.py", line 67, in end_date_filter
return strategy_fun(stock_data[0], stock_data[1], end_date=end_date)
File "E:\Stock\Sequoia-master\strategy\backtrace_ma250.py", line 72, in check
date_diff = datetime.date(datetime.strptime(recent_lowest_row['日期'], '%Y-%m-%d')) -
TypeError: strptime() argument 1 must be str, not datetime.date