From a63cb600b46822a54f46c13d4c85b352a5cacd75 Mon Sep 17 00:00:00 2001 From: yangyang Date: Wed, 30 Aug 2017 21:33:04 +0800 Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0tianqin=E6=95=B0=E6=8D=AE?= =?UTF-8?q?=E6=8E=A5=E5=8F=A3API?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- setup.py | 3 + vnpy/data/README.md | 3 +- vnpy/data/tq/__init__.py | 0 vnpy/data/tq/test.py | 45 +++++++ vnpy/data/tq/vntq.py | 264 +++++++++++++++++++++++++++++++++++++++ 5 files changed, 314 insertions(+), 1 deletion(-) create mode 100644 vnpy/data/tq/__init__.py create mode 100644 vnpy/data/tq/test.py create mode 100644 vnpy/data/tq/vntq.py diff --git a/setup.py b/setup.py index a584359f..a3c44866 100644 --- a/setup.py +++ b/setup.py @@ -60,4 +60,7 @@ setup( '*.h', '*.cpp', '*.bash', '*.txt', '*.dll', '*.lib', '*.so', '*.pyd', '*.dat', '*.ini', '*.pfx', '*.scc', '*.crt', '*.key']}, + extras_require={ + 'tq': ["tornado>=4.5.1", "sortedcontainers>=1.5.7"], + } ) \ No newline at end of file diff --git a/vnpy/data/README.md b/vnpy/data/README.md index b00cb83f..fd16a850 100644 --- a/vnpy/data/README.md +++ b/vnpy/data/README.md @@ -2,4 +2,5 @@ ### 历史数据 * datayes:通联数据接口 -* shcifco:上海中期接口 \ No newline at end of file +* shcifco:上海中期接口 +* tq:天勤数据接口 \ No newline at end of file diff --git a/vnpy/data/tq/__init__.py b/vnpy/data/tq/__init__.py new file mode 100644 index 00000000..e69de29b diff --git a/vnpy/data/tq/test.py b/vnpy/data/tq/test.py new file mode 100644 index 00000000..2c8f254f --- /dev/null +++ b/vnpy/data/tq/test.py @@ -0,0 +1,45 @@ +# encoding: UTF-8 + + +from vntq import TqApi + + +# 接口对象 +api = None + + +#---------------------------------------------------------------------- +def onQuote(symbol): + """Tick更新""" + print '-' * 30 + print 'onQuote' + quote = api.get_quote(symbol) + print quote + +#---------------------------------------------------------------------- +def onChart(symbol, seconds): + """K线更新""" + print '-' * 30 + print 'onChart' + + if seconds == 0: + serial = api.get_tick_serial(symbol) + else: + serial = api.get_kline_serial(symbol, seconds) + + print serial + + +if __name__ == "__main__": + api = TqApi() + + api.connect() + + api.subscribe_quote(["RM801"], onQuote) + api.subscribe_chart("RM801", 0, 100, onChart) + + raw_input() + + + + \ No newline at end of file diff --git a/vnpy/data/tq/vntq.py b/vnpy/data/tq/vntq.py new file mode 100644 index 00000000..ba91c0f3 --- /dev/null +++ b/vnpy/data/tq/vntq.py @@ -0,0 +1,264 @@ +# encoding: UTF-8 + +""" +对接天勤行情的网关接口,可以提供国内期货的报价/K线/Tick序列等数据的实时推送和历史仿真 +使用时需要在本机先启动一个天勤终端进程 +天勤行情终端: http://www.tq18.cn +""" + + +import json +import threading +import tornado +from tornado import websocket +from sortedcontainers import SortedDict + +######################################################################## +class TqApi(object): + """天勤行情接口""" + + #---------------------------------------------------------------------- + def __init__(self): + """Constructor""" + self.data = {} # 数据存储 + + self.client = None # websocket客户端 + self.requests = [] # 请求缓存 + + self.quote_callback_func = None # tick回调函数 + self.chart_subscribes = {} # k线回调函数 + + #---------------------------------------------------------------------- + def connect(self): + """ + 建立行情连接。 + """ + self.start() + + # 启动tornado的IO线程 + loop_thread = threading.Thread(target=lambda : tornado.ioloop.IOLoop.current().start()) + loop_thread.setDaemon(True) + loop_thread.start() + + #---------------------------------------------------------------------- + def subscribe_quote(self, ins_list, callback_func=None): + """ + 订阅实时行情. + 指定一个合约列表,订阅其实时报价信息 + 每次调用此函数时,都会覆盖前一次的订阅设定,不在订阅列表里的合约,会停止行情推送 + :param ins_list: ins_list 是一个列表,列出全部需要实时行情的合约代码。 + :param callback_func (可选): callback_func 是一个回调函数,每当有报价数据变更时会触发。此函数应该接受一个参数 ins_id + :example: + 订阅 cu1803,SR709,IF1709 这三个合约的报价: subscribe_quote(["cu1803", ”SR709", "IF1709"]) + """ + if callback_func: + self.quote_callback_func = callback_func + + req = { + "aid": "subscribe_quote", + "ins_list": ",".join(ins_list), + } + self.send_json(req) + + #---------------------------------------------------------------------- + def subscribe_chart(self, ins_id, duration_seconds, data_length=200, callback_func=None): + """ + 订阅历史行情序列. + 订阅指定合约及周期的历史行情序列(K线数据序列或Tick数据序列),这些序列数据会持续推送 + :param ins_id: 合约代码,需注意大小写 + :param duration_seconds: 历史数据周期,以秒为单位。目前支持的周期包括: + 3秒,5秒,10秒,15秒,20秒,30秒,1分钟,2分钟,3分钟,5分钟,10分钟,15分钟,20分钟,30分钟,1小时,2小时,4小时,1日 + 特别的,此值指定为0表示订阅tick序列。 + :param data_length: 需要获取的序列长度。每个序列最大支持请求 8964 个数据 + :param callback_func (可选): callback_func 是一个回调函数,每当序列数据变更时会触发。此函数应该接受2个参数 ins_id, duration_seconds + :example: + 订阅 cu1803 的1分钟线: subscribe_chart("s1", "cu1803", 60) + 订阅 IF1709 的tick线: subscribe_chart("s2", "IF1709", 0) + """ + chart_id = self._generate_chart_id(ins_id, duration_seconds) + + # 限制最大数据长度 + if data_length > 8964: + data_length = 8964 + + req = { + "aid": "set_chart", + "chart_id": chart_id, + "ins_list": ins_id, + "duration": duration_seconds * 1000000000, + "view_width": data_length, + } + self.send_json(req) + self.chart_subscribes[chart_id] = req + self.chart_subscribes[chart_id]["callback"] = callback_func + + #---------------------------------------------------------------------- + def get_quote(self, ins_id): + """ + 获取报价数据 + :param ins_id: 指定合约代码 + :return: 若指定的数据不存在,返回None,否则返回如下所示的一个dict + { + u'datetime': u'2017-07-26 23:04:21.000001',# tick从交易所发出的时间(按北京时区) + u'instrument_id': u'SR801', # 合约代码 + u'last_price': 6122.0, # 最新价 + u'bid_price1': 6121.0, # 买一价 + u'ask_price1': 6122.0, # 卖一价 + u'bid_volume1': 54, # 买一量 + u'ask_volume1': 66, # 卖一量 + u'upper_limit': 6388.0, # 涨停价 + u'lower_limit': 5896.0, # 跌停价 + u'volume': 89252, # 成交量 + u'amount': 5461329880.0, # 成交额 + u'open_interest': 616424, # 持仓量 + u'highest': 6129.0, # 当日最高价 + u'lowest': 6101.0, # 当日最低价 + u'average': 6119.0, # 当日均价 + u'open': 6102.0, # 开盘价 + u'close': u'-', # 收盘价 + u'settlement': u'-', # 结算价 + u'pre_close': 6106.0, # 昨收盘价 + u'pre_settlement': 6142.0 # 昨结算价 + u'pre_open_interest': 616620, # 昨持仓量 + } + """ + return self.data.setdefault("quotes", {}).get(ins_id, None) + + #---------------------------------------------------------------------- + def get_tick_serial(self, ins_id): + """ + 获取tick序列数据 + :param ins_id: 指定合约代码 + :return: 若指定的序列数据不存在,返回None,否则返回如下所示的一个dict + { + u'485107':{ # 每个Tick都有一个唯一编号,在一个序列中,编号总是连续递增的 + u'datetime': 1501074872000000000L, # tick从交易所发出的时间(按北京时区),以nano epoch 方式表示(等于从1970-01-01时刻开始的纳秒数) + u'trading_day': 1501084800000000000L, #交易日, 格式同上 + u'last_price': 3887, # 最新价 + u'bid_price1': 3881, # 买一价 + u'ask_price1': 3886, # 卖一价 + u'bid_volume1': 5, # 买一量 + u'ask_volume1': 1, #卖一量 + u'highest': 3887, # 当日最高价 + u'lowest': 3886, # 当日最低价 + u'volume': 6, # 成交量 + u'open_interest': 1796 # 持仓量 + }, + u'485108': { + ... + } + } + """ + return self.data.setdefault("ticks", {}).setdefault(ins_id, {}).get("data", None) + + #---------------------------------------------------------------------- + def get_kline_serial(self, ins_id, duration_seconds): + """ + 获取k线序列数据 + :param ins_id: 指定合约代码 + :param duration_seconds: 指定K线周期 + :return: 若指定的序列数据不存在,返回None,否则返回如下所示的一个dict + { + u'494835': { # 每根K线都有一个唯一编号,在一个序列中,编号总是连续递增的 + u'datetime': 1501080715000000000L, # K线起点时间(按北京时区),以nano epoch 方式表示(等于从1970-01-01时刻开始的纳秒数) + u'open': 51450, # K线起始时刻的最新价 + u'high': 51450, # K线时间范围内的最高价 + u'low': 51450, # K线时间范围内的最低价 + u'close': 51450, # K线结束时刻的最新价 + u'volume': 0, # K线时间范围内的成交量 + u'open_oi': 27354, # K线起始时刻的持仓量 + u'close_oi': 27354 # K线结束时刻的持仓量 + }, + u'494836': { + ... + } + } + """ + dur_id = "%d" % (duration_seconds * 1000000000) + return self.data.setdefault("klines", {}).setdefault(ins_id, {}).setdefault(dur_id, {}).get("data", None) + + #---------------------------------------------------------------------- + @tornado.gen.coroutine + def start(self): + """启动websocket客户端""" + self.client = yield tornado.websocket.websocket_connect(url="ws://127.0.0.1:7777/") + + # 发出所有缓存的请求 + for req in self.requests: + self.client.write_message(req) + self.requests = [] + + # 协程式读取数据 + while True: + msg = yield self.client.read_message() + self.on_receive_msg(msg) + + #---------------------------------------------------------------------- + def send_json(self, obj): + """发送JSON内容""" + s = json.dumps(obj) + + # 如果已经创建了客户端则直接发出请求 + if self.client: + self.client.write_message(s) + # 否则缓存在请求缓存中 + else: + self.requests.append(s) + + #---------------------------------------------------------------------- + def on_receive_msg(self, msg): + """收到数据推送""" + pack = json.loads(msg) + l = pack["data"] + + for data in l: + # 合并更新数据字典 + self._merge_obj(self.data, data) + # 遍历更新内容并调用回调函数 + for selector, section in data.items(): + if selector == "quotes": + if self.quote_callback_func: + for ins_id in section.keys(): + self.quote_callback_func(ins_id) + + elif selector == "ticks": + for ins_id in section.keys(): + chart_id = self._generate_chart_id(ins_id, 0) + sub_info = self.chart_subscribes.get(chart_id) + tick_serial = self.get_tick_serial(ins_id) + while len(tick_serial) > sub_info["view_width"]: + tick_serial.popitem(last=False) + callback_func = sub_info["callback"] + if callback_func: + callback_func(ins_id, 0) + + elif selector == "klines": + for ins_id, sub_section in section.items(): + for dur_nanoseconds in sub_section.keys(): + dur_seconds = int(dur_nanoseconds) / 1000000000 + chart_id = self._generate_chart_id(ins_id, dur_seconds) + sub_info = self.chart_subscribes.get(chart_id) + kline_serial = self.get_kline_serial(ins_id, dur_seconds) + while len(kline_serial) > sub_info["view_width"]: + kline_serial.popitem(last=False) + callback_func = sub_info["callback"] + if callback_func: + callback_func(ins_id, dur_seconds) + + #---------------------------------------------------------------------- + def _merge_obj(self, result, obj): + """合并对象""" + for key, value in obj.items(): + if value is None: + result.pop(key, None) + elif isinstance(value, dict): + target = result.setdefault(key, SortedDict()) + self._merge_obj(target, value) + else: + result[key] = value + + #---------------------------------------------------------------------- + def _generate_chart_id(self, ins_id, duration_seconds): + """生成图表编号""" + chart_id = "VN_%s_%d" % (ins_id, duration_seconds) + return chart_id \ No newline at end of file