def __init_tradeDay(self,start:datetime,end:datetime):
code = TRAY_DAY_SIMBOL
db_bar_start = database_manager.get_oldest_bar_data(code,Exchange.SSE,Interval.DAILY)
db_bar_end = database_manager.get_newest_bar_data(code,Exchange.SSE,Interval.DAILY)
print(f"StrategyBridage: __init_tradeDay(), start={start},end={end}")
if((not db_bar_start is None ) and (not db_bar_end is None)):
if(start >= db_bar_start.datetime and end <= db_bar_end.datetime):
return
print(f"StrategyBridage: __init_tradeDay(), update tradeDay!!!!")
database_manager.delete_bar_data(code,Exchange.SSE,Interval.DAILY)
start = start - timedelta(days=15)
end = end + timedelta(days=15)
save_tradeday_from_jqdata(start,end)
def delete_bar_data(
self,
symbol: str,
exchange: Exchange,
interval: Interval
) -> int:
""""""
count = database_manager.delete_bar_data(
symbol,
exchange,
interval
)
return count