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<section id="condamindspore-cpu-windows">
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<h1>Conda方式安装MindSpore CPU版本-Windows<a class="headerlink" href="#condamindspore-cpu-windows" title="Link to this heading"></a></h1>
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<!-- TOC -->
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<ul class="simple">
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<li><p><a class="reference internal" href="#condamindspore-cpu-windows">Conda方式安装MindSpore CPU版本-Windows</a></p>
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<ul>
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<li><p><a class="reference internal" href="#id1">确认系统环境信息</a></p></li>
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<li><p><a class="reference internal" href="#conda">创建并进入Conda虚拟环境</a></p></li>
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<li><p><a class="reference internal" href="#mindspore">安装MindSpore</a></p></li>
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<li><p><a class="reference internal" href="#id2">验证是否成功安装</a></p></li>
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<li><p><a class="reference internal" href="#id3">升级MindSpore版本</a></p></li>
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</ul>
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</li>
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</ul>
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<!-- /TOC -->
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<p><a class="reference external" href="https://gitee.com/mindspore/docs/blob/master/install/mindspore_cpu_win_install_conda.md"><img alt="查看源文件" src="https://mindspore-website.obs.cn-north-4.myhuaweicloud.com/website-images/master/resource/_static/logo_source.svg" /></a></p>
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<p><a class="reference external" href="https://docs.conda.io/en/latest/">Conda</a>是一个开源跨平台语言无关的包管理与环境管理系统，允许用户方便地安装不同版本的二进制软件包，以及该计算平台需要的所有库。</p>
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<p>本文档介绍如何在CPU环境的Windows系统上，使用Conda方式快速安装MindSpore。</p>
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<section id="id1">
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<h2>确认系统环境信息<a class="headerlink" href="#id1" title="Link to this heading"></a></h2>
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<ul class="simple">
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<li><p>确认安装Windows 10是x86架构64位操作系统。</p></li>
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<li><p>确认安装与当前系统兼容的Conda版本。</p>
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<ul>
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<li><p>如果您喜欢Conda提供的完整能力，可以选择下载<a class="reference external" href="https://repo.anaconda.com/archive/">Anaconda3</a>。</p></li>
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<li><p>如果您需要节省磁盘空间，或者喜欢自定义安装Conda软件包，可以选择下载<a class="reference external" href="https://repo.anaconda.com/miniconda/">Miniconda3</a>。</p></li>
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</ul>
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</li>
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</ul>
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</section>
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<section id="conda">
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<h2>创建并进入Conda虚拟环境<a class="headerlink" href="#conda" title="Link to this heading"></a></h2>
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<p>在Windows上使用Anaconda，请通过<code class="docutils literal notranslate"><span class="pre">开始</span> <span class="pre">|</span> <span class="pre">Anaconda3</span> <span class="pre">|</span> <span class="pre">Anaconda</span> <span class="pre">Promt</span></code>打开Anaconda命令行。</p>
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<p>根据您希望使用的Python版本，创建对应的Conda虚拟环境，并进入虚拟环境。
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如果您希望使用Python3.9.11版本：</p>
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<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>conda<span class="w"> </span>create<span class="w"> </span>-c<span class="w"> </span>conda-forge<span class="w"> </span>-n<span class="w"> </span>mindspore_py39<span class="w"> </span>-c<span class="w"> </span>conda-forge<span class="w"> </span><span class="nv">python</span><span class="o">=</span><span class="m">3</span>.9.11
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conda<span class="w"> </span>activate<span class="w"> </span>mindspore_py39
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</pre></div>
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</div>
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</section>
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<section id="mindspore">
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<h2>安装MindSpore<a class="headerlink" href="#mindspore" title="Link to this heading"></a></h2>
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<p>确认您处于Conda虚拟环境中，并执行以下命令安装最新版本的MindSpore。如需安装其他版本，可参考<a class="reference external" href="https://www.mindspore.cn/versions">版本列表</a>在<code class="docutils literal notranslate"><span class="pre">conda</span> <span class="pre">install</span> <span class="pre">mindspore=</span></code>后指定版本号。</p>
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<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>conda<span class="w"> </span>install<span class="w"> </span>mindspore<span class="w"> </span>-c<span class="w"> </span>mindspore<span class="w"> </span>-c<span class="w"> </span>conda-forge
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</pre></div>
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</div>
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<p>在联网状态下，安装Conda安装包时会自动下载MindSpore安装包的依赖项（依赖项详情参见<a class="reference external" href="https://gitee.com/mindspore/mindspore/blob/master/setup.py">setup.py</a>中的required_package），其余情况需自行安装依赖。</p>
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</section>
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<section id="id2">
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<h2>验证是否成功安装<a class="headerlink" href="#id2" title="Link to this heading"></a></h2>
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<p>执行以下命令：</p>
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<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>python<span class="w"> </span>-c<span class="w"> </span><span class="s2">"import mindspore;mindspore.set_device(device_target='CPU');mindspore.run_check()"</span>
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</pre></div>
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</div>
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<p>如果输出：</p>
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<div class="highlight-text notranslate"><div class="highlight"><pre><span></span>MindSpore version: 版本号
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The result of multiplication calculation is correct, MindSpore has been installed on platform [CPU] successfully!
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</pre></div>
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</div>
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<p>说明MindSpore安装成功了。</p>
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</section>
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<section id="id3">
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<h2>升级MindSpore版本<a class="headerlink" href="#id3" title="Link to this heading"></a></h2>
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<p>从MindSpore 2.4.x及以下版本升级到MindSpore 2.5.x及以上版本时，需要先手动卸载旧版本：</p>
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<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>conda<span class="w"> </span>remove<span class="w"> </span>mindspore-cpu
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</pre></div>
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</div>
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<p>然后安装新版本：</p>
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<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>conda<span class="w"> </span>install<span class="w"> </span>mindspore<span class="w"> </span>-c<span class="w"> </span>mindspore<span class="w"> </span>-c<span class="w"> </span>conda-forge
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</pre></div>
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</div>
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<p>从MindSpore 2.5.x版本升级时，执行以下命令：</p>
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<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>conda<span class="w"> </span>update<span class="w"> </span>mindspore<span class="w"> </span>-c<span class="w"> </span>mindspore<span class="w"> </span>-c<span class="w"> </span>conda-forge
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</pre></div>
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