vnpy/examples/ShcifcoDataService/dataService.py
2018-04-16 09:48:46 +02:00

92 lines
2.7 KiB
Python

# encoding: UTF-8
from __future__ import print_function
import json
import time
import datetime
import random
from pymongo import MongoClient, ASCENDING
from vnpy.data.shcifco.vnshcifco import ShcifcoApi, PERIOD_1MIN
from vnpy.trader.vtObject import VtBarData
from vnpy.trader.app.ctaStrategy.ctaBase import MINUTE_DB_NAME
# 加载配置
config = open('config.json')
setting = json.load(config)
MONGO_HOST = setting['MONGO_HOST']
MONGO_PORT = setting['MONGO_PORT']
SHCIFCO_IP = setting['SHCIFCO_IP']
SHCIFCO_PORT = setting['SHCIFCO_PORT']
SHCIFCO_TOKEN = setting['SHCIFCO_TOKEN']
SYMBOLS = setting['SYMBOLS']
api = ShcifcoApi(SHCIFCO_IP, SHCIFCO_PORT, SHCIFCO_TOKEN) # 历史行情服务API对象
mc = MongoClient(MONGO_HOST, MONGO_PORT) # Mongo连接
db = mc[MINUTE_DB_NAME] # 数据库
#----------------------------------------------------------------------
def generateVtBar(d):
"""生成K线"""
bar = VtBarData()
bar.symbol = d['symbol']
bar.vtSymbol = d['symbol']
bar.date = d['date']
bar.time = ':'.join([d['time'][:2], d['time'][2:]])
bar.open = d['open']
bar.high = d['high']
bar.low = d['low']
bar.close = d['close']
bar.volume = d['volume']
bar.openInterest = d['openInterest']
bar.datetime = datetime.datetime.strptime(' '.join([bar.date, bar.time]), '%Y%m%d %H:%M')
return bar
#----------------------------------------------------------------------
def downMinuteBarBySymbol(symbol, num):
"""下载某一合约的分钟线数据"""
start = time.time()
cl = db[symbol] # 集合
cl.ensure_index([('datetime', ASCENDING)], unique=True) # 添加索引
l = api.getHisBar(symbol, num, period=PERIOD_1MIN)
if not l:
print(u'%s数据下载失败' %symbol)
return
for d in l:
bar = generateVtBar(d)
d = bar.__dict__
flt = {'datetime': bar.datetime}
cl.replace_one(flt, d, True)
end = time.time()
cost = (end - start) * 1000
print(u'合约%s数据下载完成%s - %s,耗时%s毫秒' %(symbol, generateVtBar(l[0]).datetime,
generateVtBar(l[-1]).datetime, cost))
#----------------------------------------------------------------------
def downloadAllMinuteBar(num):
"""下载所有配置中的合约的分钟线数据"""
print('-' * 50)
print(u'开始下载合约分钟线数据')
print('-' * 50)
for symbol in SYMBOLS:
downMinuteBarBySymbol(symbol, num)
time.sleep(1)
print('-' * 50)
print(u'合约分钟线数据下载完成')
print('-' * 50)