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94 lines
3.0 KiB
C++
94 lines
3.0 KiB
C++
/*
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* _KData.cpp
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*
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* Created on: 2012-9-28
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* Author: fasiondog
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*/
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#include <boost/python.hpp>
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#include <hikyuu/serialization/KData_serialization.h>
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#include <hikyuu/indicator/crt/KDATA.h>
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#include "pickle_support.h"
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using namespace boost::python;
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using namespace hku;
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KRecord (KData::*KData_getKRecord1)(size_t pos) const = &KData::getKRecord;
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KRecord (KData::*KData_getKRecord2)(Datetime datetime) const = &KData::getKRecord;
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void export_KData() {
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class_<KData>(
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"KData", "通过 Stock.getKData 获取的K线数据,由 KRecord 组成的数组,可象 list 一样进行遍历",
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init<>())
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//.def(self_ns::str(self)) //无法正常处理 utf8
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.def("__str__", &KData::toString)
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.def("__repr__", &KData::toString)
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.add_property("start_pos", &KData::startPos,
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"获取在原始K线记录中对应的起始位置,如果KData为空返回0")
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.add_property(
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"end_pos", &KData::endPos,
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"获取在原始K线记录中对应范围的下一条记录的位置,如果为空返回0,其他等于lastPos + 1")
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.add_property("last_pos", &KData::lastPos,
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"获取在原始K线记录中对应的最后一条记录的位置,如果为空返回0,其他等于endPos - 1")
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.add_property("open", &KData::open, "返回包含开盘价的 Indicator 实例,相当于 OPEN(k)")
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.add_property("close", &KData::close, "返回包含收盘价的 Indicator 实例,相当于 CLOSE(k)")
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.add_property("high", &KData::high, "返回包含最高价的 Indicator 实例,相当于 HIGH(k)")
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.add_property("low", &KData::low, "返回包含最低价的 Indicator 实例,相当于 LOW(k)")
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.add_property("amo", &KData::amo, "返回包含成交金额的 Indicator 实例,相当于 AMO(k)")
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.add_property("vol", &KData::vol, "返回包含成交量的 Indicator 实例,相当于 VOL(k)")
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.def("get_datetime_list", &KData::getDatetimeList, R"(get_datetime_list(self)
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返回交易日期列表
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:rtype: DatetimeList)")
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.def("get", KData_getKRecord1, R"(get(self, pos)
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获取指定索引位置的K线记录
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:param int pos: 位置索引
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:rtype: KRecord)")
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.def("get_by_datetime", KData_getKRecord2, R"(get_by_datetime(self, datetime)
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获取指定时间的K线记录。
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:param Datetime datetime: 指定的日期
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:rtype: KRecord)")
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.def("_getPos", &KData::getPos) // python中需要将Null的情况改写为None
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.def("empty", &KData::empty, R"(empty(self)
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判断是否为空
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:rtype: bool)")
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.def("get_query", &KData::getQuery, R"(get_query(self)
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获取关联的查询条件
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:rtype: KQuery)")
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.def("get_stock", &KData::getStock, R"(get_stock(self)
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获取关联的Stock
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:rtype: Stock)")
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.def("tocsv", &KData::tocsv, R"(tocsv(self, filename)
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将数据保存至CSV文件
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:param str filename: 指定保存的文件名称)")
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.def("__len__", &KData::size)
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#if HKU_PYTHON_SUPPORT_PICKLE
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.def_pickle(normal_pickle_suite<KData>())
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#endif
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;
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}
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