import pandas_datareader as web # 自訂一函数 def get_stock(stock):# 取得股票 df = web.DataReader(stock + '.TW', 'yahoo')# 计算技术指标 df['SMA20'] = df['Close'].rolling(20).mean() # 在close每20个算一個平均并滚动 df['SMA40'] = df['Close'].rolling(40).mean()df['SMA60...
importmplfinanceasmf # Extracting stock data defget_historical_data(symbol, start_date): api_key = 'YOUR API KEY' api_url = f'https://api.twelvedata.com/time_series?symbol={symbol}&interval=1day&outputsize=5000&apikey={api_key}' raw_df = requests.get(api_url).json() df = pd.Dat...
print(f"时间:{data['time']} 代码:{data['symbol']}") print(f"买一量:{data['bid1_volume']} 卖一价:{data['ask1']}") # 历史数据查询 def get_history(): df = get_kline( symbol='600519.SH', frequency='1d', start='20230101', end='20231231', fields='open,high,low,close,volum...
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Constants esriCachedMapServiceType esriFindOption esriIdentifyOption esriImageFormat esriImageReturnType esriImageServerMessageCodeEnum esriImageServiceDataType esriImageServiceSourceType esriMapCacheStorageFormat esriMapServerMsgCodeEnum esriMensurationOperation esriQueryResultFormat esriRelateResultFormat esriServerHTML...
def security_accumulate_return(context,data,stock): current_price = data[stock].price cost = context.portfolio.positions[stock].avg_cost if cost != 0: return (current_price-cost)/cost else: return None# 个股止损,根据累计收益def conduct_accumulate_stoploss(context,data,stock,bench): if ...
(Photo: iStock) These issues took effect immediately when the DEF requirement came out a decade or so ago. It was horrible. Manufacturers were scrambling. Companies went bankrupt, unable to meet their deliveries. The last truck I owned had a 2013 DD15 under the hood. If a sensor could co...
#include"ammodef.h"CAmmoDef*GetAmmoDef(){staticCAmmoDefammo;staticboolbInitialising=true;if(bInitialising){// Call ammo.AddAmmoType(...) herebInitialising=false;}return&ammo;} There is no initialisation function for the AmmoDef in Valve's code, so they instead usestatic variablesto initiali...
NomDescription CDaoTableDef ::m_pDAOTableDef Pointeur vers l’interface DAO sous-jacente à l’objet tabledef. CDaoTableDef ::m_pDatabase Base de données source pour cette table.NotesChaque objet de base de données DAO gère une collection, appelée TableDefs, qui contient tous les objet...