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	<title>张文杰的博客 &#187; easy_install</title>
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		<title>Python环境的easy_install配置</title>
		<link>http://zhangwenjie.net/archives/388</link>
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		<pubDate>Sat, 08 May 2010 15:40:32 +0000</pubDate>
		<dc:creator>zhangwenjie</dc:creator>
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		<category><![CDATA[easy_install]]></category>
		<category><![CDATA[python]]></category>

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		<description><![CDATA[对于Python环境下库的安装，无疑使用easy_install最方便。这里我们详细说一下如何配置easy_install，这个方法对Linux和windows平台均适用。]]></description>
			<content:encoded><![CDATA[<p>　　对于Python环境下库的安装，无疑使用easy_install最方便。这里我们详细说一下如何配置easy_install，这个方法对Linux和windows平台均适用。</p>
<p>　　<strong>安装easy_install</strong></p>
<p><strong>　　</strong>存在一个叫ez_setup.py的脚本，使easy_install的安装相当方便。你可以从网上找此脚本，或从这里下载<a href="http://zhangwenjie.net/wp-content/uploads/2010/05/ez_setup.zip">ez_setup</a>。然后运行以下的命令安装easy_install：</p>

<div class="wp_codebox_msgheader"><span class="right"><sup><a href="http://www.ericbess.com/ericblog/2008/03/03/wp-codebox/#examples" target="_blank" title="WP-CodeBox HowTo?"><span style="color: #99cc00">?</span></a></sup></span><span class="left"><a href="javascript:;" onclick="javascript:showCodeTxt('p388code1'); return false;">View Code</a> PYTHON</span><div class="codebox_clear"></div></div><div class="wp_codebox"><table><tr id="p3881"><td class="code" id="p388code1"><pre class="python" style="font-family:monospace;">      /usr/local/python265/bin/python  ez_setup.<span style="color: black;">py</span></pre></td></tr></table></div>

<p>　　稍候你就会看到安装成功的提示。<br />
　　<strong>将easy_install放置到系统路径中</strong></p>
<p><strong>　　</strong>安装easy_install完成后，要成功运行easy_install来安装库文件一般需要在/usr/local/python265/bin/目录下运行easy_install，或者要输入长长的路径名。为了可以在任何目录下运行此工具来安装python库，我们需要将此路径放置到PATH环境中去。方法如下是，修改.bashrc文件(这是一个隐藏文件)，在文件最后添加如下代码：</p>

<div class="wp_codebox_msgheader"><span class="right"><sup><a href="http://www.ericbess.com/ericblog/2008/03/03/wp-codebox/#examples" target="_blank" title="WP-CodeBox HowTo?"><span style="color: #99cc00">?</span></a></sup></span><span class="left"><a href="javascript:;" onclick="javascript:showCodeTxt('p388code2'); return false;">View Code</a> PYTHON</span><div class="codebox_clear"></div></div><div class="wp_codebox"><table><tr id="p3882"><td class="code" id="p388code2"><pre class="python" style="font-family:monospace;">      export PATH=$PATH:/usr/local/python265/bin　</pre></td></tr></table></div>

<p>　　然后再执行 source .bashrc就可以了。</p>
<p>　　<strong>实例演示</strong></p>
<p><strong>　　</strong>安装并配置好easy_install后，让我们试验一下easy_install安装库文件的方便之处。比如我们想安装MySQL-python库文件，在任意路径下这样输入：</p>

<div class="wp_codebox_msgheader"><span class="right"><sup><a href="http://www.ericbess.com/ericblog/2008/03/03/wp-codebox/#examples" target="_blank" title="WP-CodeBox HowTo?"><span style="color: #99cc00">?</span></a></sup></span><span class="left"><a href="javascript:;" onclick="javascript:showCodeTxt('p388code3'); return false;">View Code</a> PYTHON</span><div class="codebox_clear"></div></div><div class="wp_codebox"><table><tr id="p3883"><td class="code" id="p388code3"><pre class="python" style="font-family:monospace;">      easy_install  MySQL-python</pre></td></tr></table></div>


<div class="wp_codebox_msgheader"><span class="right"><sup><a href="http://www.ericbess.com/ericblog/2008/03/03/wp-codebox/#examples" target="_blank" title="WP-CodeBox HowTo?"><span style="color: #99cc00">?</span></a></sup></span><span class="left"><a href="javascript:;" onclick="javascript:showCodeTxt('p388code4'); return false;">View Code</a> PYTHON</span><div class="codebox_clear"></div></div><div class="wp_codebox"><table><tr id="p3884"><td class="code" id="p388code4"><pre class="python" style="font-family:monospace;">　　然后会看到如下显示：</pre></td></tr></table></div>

<div id="attachment_390" class="wp-caption aligncenter" style="width: 652px"><a href="http://zhangwenjie.net/wp-content/uploads/2010/05/easy_install.jpg"><img class="size-full wp-image-390" title="easy_install" src="http://zhangwenjie.net/wp-content/uploads/2010/05/easy_install.jpg" alt="easy_install安装MySQL-python" width="642" height="277" /></a><p class="wp-caption-text">easy_install安装MySQL-python</p></div>
<p>　　可以看到easy_install成功安装了MySQL-python库。</p>
<p>　　</p>
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