def insert_stock(self, stock_code, stock_name, data, quantity_change_history=[]):
stocks=StockList.objects.filter(stock_code=stock_code)
if not stocks.exists():
stock=StockList(stock_code=stock_code, stock_name=stock_name, gradient=0)
stock.save()
else:
stock=stocks[0]
for row in data:
stock_data_item=StockData.objects.filter(stock_ref=stock, trade_date=row[0])
if stock_data_item.count()==0 :
stock_data_item=StockData(stock_ref=stock,
trade_date=row[0],
open_price=row[1],
high_price=row[2],
low_price=row[3],
close_price=row[4],
volume=row[5],
quantity=row[6])
else:
stock_data_item=stock_data_item[0]
stock_data_item.open_price=row[1]
stock_data_item.high_price=row[2]
stock_data_item.low_price=row[3]
stock_data_item.close_price=row[4]
stock_data_item.volume=row[5]
stock_data_item.quantity=row[6]
stock_data_item.save()
def add_stock_name(self, stock_code, stock_name):
trend=StockTrend(stock_code=stock_code, a=0, b=0, k=0)
trend.save()
stock=StockList(stock_code=stock_code, stock_name=stock_name, gradient=0, trend=trend)
stock.save()