mirror of
https://gitee.com/fasiondog/hikyuu.git
synced 2024-11-30 02:48:57 +08:00
138 lines
4.1 KiB
C++
138 lines
4.1 KiB
C++
/*
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* _Block.cpp
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*
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* Created on: 2015年2月10日
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* Author: fasiondog
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*/
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#include <hikyuu/serialization/Block_serialization.h>
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#include "pybind_utils.h"
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using namespace hku;
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namespace py = pybind11;
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#if defined(_MSC_VER)
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#pragma warning(disable : 4267)
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#endif
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string (Block::*getCategory)() const = &Block::category;
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void (Block::*setCategory)(const string&) = &Block::category;
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string (Block::*getName)() const = &Block::name;
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void (Block::*setName)(const string&) = &Block::name;
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void export_Block(py::module& m) {
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py::class_<Block>(m, "Block", "板块类，可视为证券的容器")
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.def(py::init<>())
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.def(py::init<const string&, const string&>())
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.def(py::init<const Block&>())
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.def("__str__", to_py_str<Block>)
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.def("__repr__", to_py_str<Block>)
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.def_property("category", getCategory, setCategory, "板块所属分类")
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.def_property("name", getName, setName, "板块名称")
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.def_property("index_stock", &Block::getIndexStock, &Block::setIndexStock,
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py::return_value_policy::copy, "对应指数")
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.def("empty", &Block::empty, R"(empty(self)
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是否为空)")
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.def("add", py::overload_cast<const Stock&>(&Block::add), R"(add(self, stock)
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加入指定的证券
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:param Stock stock: 待加入的证券
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:return: 是否成功加入
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:rtype: bool)")
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.def("add", py::overload_cast<const string&>(&Block::add), R"(add(self, market_code)
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根据"市场简称证券代码"加入指定的证券
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:param str market_code: 市场简称证券代码
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:return: 是否成功加入
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:rtype: bool)")
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.def(
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"add",
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[](Block& blk, py::sequence stks) {
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auto total = len(stks);
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HKU_IF_RETURN(total == 0, true);
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if (py::isinstance<Stock>(stks[0])) {
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StockList cpp_stks = python_list_to_vector<Stock>(stks);
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return blk.add(cpp_stks);
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}
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if (py::isinstance<string>(stks[0])) {
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StringList codes = python_list_to_vector<string>(stks);
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return blk.add(codes);
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}
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HKU_ERROR("Not support type!");
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return false;
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},
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R"(add(self, sequence)
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加入定的证券列表
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:param sequence stks: 全部由 Stock 组成的序列或全部由字符串市场简称证券代码组成的序列
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:return: True 全部成功 | False 存在失败)")
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.def("remove", py::overload_cast<const Stock&>(&Block::remove), R"(remove(self, stock)
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移除指定证券
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:param Stock stock: 指定的证券
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:return: 是否成功
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:rtype: bool)")
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.def("remove", py::overload_cast<const string&>(&Block::remove), R"(remove(market_code)
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移除指定证券
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:param str market_code: 市场简称证券代码
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:return: True 成功 | False 失败
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:rtype: bool)")
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.def("clear", &Block::clear, "移除包含的所有证券")
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.def("__len__", &Block::size, "包含的证券数量")
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.def("__getitem__", &Block::get, R"(__getitem__(self, market_code)
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:param str market_code: 证券代码
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:return: Stock 实例)")
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.def(
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"__iter__",
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[](const Block& blk) {
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return py::make_iterator<py::return_value_policy::reference_internal, StockMapIterator,
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StockMapIterator, const Stock&>(blk.begin(), blk.end());
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},
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py::keep_alive<0, 1>())
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.def(
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"get_stock_list",
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[](const Block& self, py::object filter) {
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StockList ret;
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if (filter.is_none()) {
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ret = self.getStockList();
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} else {
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HKU_CHECK(py::hasattr(filter, "__call__"), "filter not callable!");
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py::object filter_func = filter.attr("__call__");
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ret = self.getStockList(
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[&](const Stock& stk) { return filter_func(stk).cast<bool>(); });
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}
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return ret;
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},
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py::arg("filter") = py::none(), R"(get_stock_list(self[, filter=None])
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获取证券列表
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:param func filter: 输入参数为 stock, 返回 True | False 的过滤函数)")
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DEF_PICKLE(Block);
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}
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