不要用dom，用sax逐条处理记录，不需要全部留在内存里。
-----原始邮件-----
发件人: python-chinese-bounces at lists.python.cn [mailto:python-chinese-bounces at lists.python.cn]代表 徐祥军
发送时间: 2006年2月15日 18:02
收件人: python-chinese at lists.python.cn
主题: Re: [python-chinese] 有没有比cElementTree更好支持xml解析的lib, 并且对xpath也能提供很好支持的。


对，我就是采用cElementTree来做的，ElementTree跑不动的。
我是想找个更好一点的来出来xml文件。


On 2/15/06, 清风 <paradise.qingfeng at gmail.com > wrote:
ElementTree不是有一个CElementTree吗？那个性能应该不错吧

On 2/15/06, Bruce Wang < number5 at gmail.com> wrote:
> 用 lxml试试看, 是基于 libxml2的, API类似ElementTree
> 或者直接用 libxml2 的python binding
>
> 另外, 既然对性能要求那么高, 为什么非要用python呢?
>
>
> On 2/15/06, 徐祥军 < martin.xus at gmail.com> wrote:
> >
> > 能不能具体的讲一讲。
> > 先谢了。
> >
> >
> >
> > On 2/15/06, Zoom Quiet < zoom.quiet at gmail.com > wrote:
> > > On 2/15/06, 徐祥军 <martin.xus at gmail.com> wrote:
> > > > 第一：对xpath能很好支持的，例如： 
> > > >    支持任意的xpath
> > > >       /Attribute_Groups/Attribute
> > > >    支持带有attribute的xpath
> > > >      //ERwin4/Model/Entity_Groups/Entity[@id=id]
> > > > 
> > > >
> > > >
> 第二：运行速度越快越好，我用cElementTree解析要花十几分钟的时间，用ElementTree运行不了。
> > > 对于大型的XML处理，建议不用Pytohn 的了，而且，最好不要使用DOM 类型的，
> > > 事务类型的更加高效些…………
> > > 
> > > >
> > > > 大家再帮我推荐一个，谢谢
> > > >
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