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+ # 3.9.4版本
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+ ## 新增
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+ 1 . vnpy_tora增加登录时终端动态密钥支持
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+ 2 . vnpy_taos升级支持TDengine的3.0版本
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+
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+ ## 调整
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+ 1 . vnpy_xt行情接口增加实时行情中的涨跌停价字段
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+ 2 . vnpy_taos移除不必要的时区转换提高性能
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+ 3 . vnpy_dolphindb优化写入大量数据时候的内存占用
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+ 4 . vnpy_portfoliostrategy简化回测引擎的calculate_pnl每日盈亏计算函数
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+ 5 . vnpy_tap/vnpy_tts升级pybind11封装工具库的版本,支持Python 3.12编译
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+ 6 . EmailEngine发送邮件失败后,捕捉异常并输出日志
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+
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+ ## 修复
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+ 1 . vnpy_optionmaster移除不必要的价格缓存代码
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+ 2 . vnpy_dolphindb修复保存overview的时区不正确问题
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# 3.9.3版本
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## 新增
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💬 Want to read this in ** english** ? Go [ ** here** ] ( README_ENG.md )
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<p align =" center " >
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- <img src ="https://img.shields.io/badge/version-3.9.3 -blueviolet.svg"/>
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+ <img src ="https://img.shields.io/badge/version-3.9.4 -blueviolet.svg"/>
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<img src ="https://img.shields.io/badge/platform-windows|linux|macos-yellow.svg"/>
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<img src ="https://img.shields.io/badge/python-3.10|3.11.|3.12-blue.svg" />
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<img src ="https://img.shields.io/github/actions/workflow/status/vnpy/vnpy/pythonapp.yml?branch=master"/>
@@ -199,7 +199,7 @@ VeighNa是一套基于Python的开源量化交易系统开发框架,在开源
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## 环境准备
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- * 推荐使用VeighNa团队为量化交易专门打造的Python发行版[ VeighNa Studio-3.9.3 ] ( https://download.vnpy.com/veighna_studio-3.9.3 .exe ) ,集成内置了VeighNa框架以及VeighNa Station量化管理平台,无需手动安装
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+ * 推荐使用VeighNa团队为量化交易专门打造的Python发行版[ VeighNa Studio-3.9.4 ] ( https://download.vnpy.com/veighna_studio-3.9.4 .exe ) ,集成内置了VeighNa框架以及VeighNa Station量化管理平台,无需手动安装
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* 支持的系统版本:Windows 11以上 / Windows Server 2019以上 / Ubuntu 22.04 LTS以上
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* 支持的Python版本:Python 3.10以上(64位),** 推荐使用Python 3.10**
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</p >
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<p align =" center " >
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- <img src ="https://img.shields.io/badge/version-3.9.3 -blueviolet.svg"/>
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+ <img src ="https://img.shields.io/badge/version-3.9.4 -blueviolet.svg"/>
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<img src ="https://img.shields.io/badge/platform-windows|linux|macos-yellow.svg"/>
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<img src ="https://img.shields.io/badge/python-3.10|3.11|3.12-blue.svg" />
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<img src ="https://img.shields.io/github/actions/workflow/status/vnpy/vnpy/pythonapp.yml?branch=master"/>
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# SOFTWARE.
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- __version__ = "3.9.3 "
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+ __version__ = "3.9.4 "
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