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Do you need to install a parser library?解决办法最新推荐文章于 2024-08-19 10:43:42 发布原创最新推荐文章于 2024-08-19 10:43:42 发布 · 1w 阅读 ·

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本文介绍lxml库在Python中用于高效解析HTML和XML文件的方法，包括安装lxml的步骤和使用BeautifulSoup进行解析的替代方案。部署运行你感兴趣的模型镜像一键部署

lxml是python的一个解析库，支持HTML和XML的解析，支持XPath解析方式，而且解析效率非常高。

XML 指可扩展标记语言（eXtensible Markup Language）。 XML 被设计用来传输和存储数据。

方法一：安装lxml 在cmd中输入pip3 install lxml 方法二：换一种解析方式将soup = BeautifulSoup(r.text, ‘lxml’)修改成如下形式即可： soup = BeautifulSoup(r.text, ‘html.parser’)

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python出现—with the features you requested: lxml. Do you need to install a parser library? aec153的博客 06-22

2541 出现这个有两种原因，我使用了两种方法：对了这里的话可能要安装一下 wheel （具体原因我还不知道，但是在我完成期间，就不小心安装了，不知道有没有影响，所以大家可以尝试一下，嘻嘻）： pip install wheel 一种是pip没有更新： python -m pip install --upgrade pip 然后尝试一下，看看能够安装另一种去这个网站安装对应的lxml https://www.lfd.uci.edu/~gohlke/pythonlibs/#lxml 仔细看清楚哦！我写的是 3 条评论您还未登录，请先登录后发表或查看评论 3 条评论

weixin_43347869 2021.12.07 换成第二个解析就出不来数据了[face]emoji:002.png[/face]

weixin_43347869 2021.12.07 换成第二个解析就出不来数据了[face]emoji:002.png[/face]

0x7F7F 2021.04.21 在用pyinstaller打包为exe后总是报这个错误，按照上面的方法改即可解决，感谢

vscode之 Couldn‘t find a tree builder with the features you requested: lxml. Do you need to install a 水w的博客 04-26

8559 在vscode中运行python项目代码，代码里进行了bs4解析网页时报错，代码里其中有一句是这么写的： soup = BeautifulSoup(self.html, 'lxml') 然后在终端报了一个错误：找不到具有您请求的功能的树生成器：lxml。您需要安装解析器库吗？报错：Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser libra python报错与解决方法记录【不定时更新中】 weixin_44331401的博客 06-20

2919 python报错与解决方法记录【不定时更新中】 Do you need to install a parser library?两种解决方案 H2O_spoon的博客 11-21

1万+ Do you need to install a parser library?两种解决方案lxml是python的一个解析库，支持HTML和XML的解析，支持XPath解析方式，而且解析效率非常高 lxml是python的一个解析库，支持HTML和XML的解析，支持XPath解析方式，而且解析效率非常高方法一：安装lxml ... 爬虫报错：Do you need to install a parser library? 石山下 09-02

2万+ 利用爬虫爬取安居客租房数据时遇到这个问题，经查阅解决方式如下：将soup = BeautifulSoup(r.text, 'lxml')修改成如下形式即可： soup = BeautifulSoup(r.text, 'html.parser')... Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser ... weixin_30307921的博客 04-12

629 python3.6.3 我在处理爬虫时候使用BeautifulSoup中遇到报错 “bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? ” 在查阅资料中偶遇一种简单的解决方式：... D:\pythonProject3\jm222\venv\Scripts\python.exe D:\jm222\bishe\music_data.py 2025-11-07 09:31:28,519 - INFO - 开始爬取: 目标 1000 条数据, 预计 46 页 2025-11-07 09:31:29,004 - ERROR - 获取第1页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:29,267 - ERROR - 获取第3页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:29,280 - ERROR - 获取第5页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:29,308 - ERROR - 获取第2页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:29,367 - ERROR - 获取第7页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:29,386 - ERROR - 获取第6页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:29,403 - ERROR - 获取第8页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:29,408 - ERROR - 获取第4页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:31,634 - ERROR - 获取第9页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:33,766 - ERROR - 获取第10页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:35,738 - ERROR - 获取第11页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:37,243 - ERROR - 获取第12页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:38,176 - ERROR - 获取第13页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:40,160 - ERROR - 获取第14页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:41,981 - ERROR - 获取第15页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:43,563 - ERROR - 获取第16页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:44,548 - ERROR - 获取第17页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:45,701 - ERROR - 获取第18页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:47,631 - ERROR - 获取第19页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:48,720 - ERROR - 获取第20页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:50,130 - ERROR - 获取第21页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:51,046 - ERROR - 获取第22页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:52,654 - ERROR - 获取第23页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:53,756 - ERROR - 获取第24页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:55,313 - ERROR - 获取第25页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:56,609 - ERROR - 获取第26页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:31:59,063 - ERROR - 获取第27页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:00,164 - ERROR - 获取第28页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:01,370 - ERROR - 获取第29页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:03,027 - ERROR - 获取第30页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:04,767 - ERROR - 获取第31页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:07,335 - ERROR - 获取第32页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:09,412 - ERROR - 获取第33页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:11,050 - ERROR - 获取第34页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:13,358 - ERROR - 获取第35页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:14,310 - ERROR - 获取第36页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:15,575 - ERROR - 获取第37页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:16,984 - ERROR - 获取第38页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:18,873 - ERROR - 获取第39页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:21,140 - ERROR - 获取第40页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:21,974 - ERROR - 获取第41页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:23,716 - ERROR - 获取第42页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:25,455 - ERROR - 获取第43页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:27,896 - ERROR - 获取第44页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:29,389 - ERROR - 获取第45页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:30,288 - ERROR - 获取第46页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:32,196 - ERROR - 获取第47页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:34,524 - ERROR - 获取第48页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:36,361 - ERROR - 获取第49页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:38,379 - ERROR - 获取第50页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:39,272 - ERROR - 获取第51页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:40,809 - ERROR - 获取第52页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:42,980 - ERROR - 获取第53页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:44,133 - ERROR - 获取第54页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:46,600 - ERROR - 获取第55页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:48,919 - ERROR - 获取第56页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:50,603 - ERROR - 获取第57页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:51,499 - ERROR - 获取第58页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:52,942 - ERROR - 获取第59页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:53,965 - ERROR - 获取第60页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:55,358 - ERROR - 获取第61页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:56,789 - ERROR - 获取第62页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:32:58,292 - ERROR - 获取第63页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:33:00,368 - ERROR - 获取第64页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:33:01,431 - ERROR - 获取第65页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:33:02,357 - ERROR - 获取第66页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:33:04,072 - ERROR - 获取第67页失败: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 2025-11-07 09:33:06,315 - WARNING - 未收集到数据 Process finished with exit code 0 最新发布 11-08 Do you need to install a parser library?`是因为BeautifulSoup找不到lxml解析器。这个错误通常发生在未安装lxml库或环境配置不正确时[^1][^2][^3][^4][^5]。 ## 解决方案步骤 ### 1. 安装lxml库在终端中执行... Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 05-01 You may need to install a parser library such as libxml2 or lxml's own parser library. To install the required library, you can use pip, the Python package manager. Open a terminal or command ... bs4.exceptions.FeatureNotFound: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 03-01 Do you need to install a parser library?`[^1] 时，这通常意味着 BeautifulSoup 尝试使用指定的解析库（如 lxml），但该库尚未安装。 #### 安装所需的解析器库为了使 BeautifulSoup 能够正常工作并利用 lxml ... 运行main后出现Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 06-07 我们正在解决两个具体问题：1.Python代码中未解析的引用pd2.运行main后出现的lxml相关问题（包括安装和使用）根据用户之前的上下文，我们知道：-代码中使用了pandas，通常导入为pd，所以未解析的引用pd可能意味着... Couldn‘t find a tree builder with the features you requested: lxml. Do you need to install a parser m0_54025235的博客 11-13

566 解决问题安装lxml HTML 解析器，需要c语言库? BeautifulSoup 非梦的花朵 (Kevin QQ) 10-18

6058 soup = BeautifulSoup(str1, 'lxml') 有时提示：bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 原因是没有安装 lxml，但需要C语言库命令行解析的规则以及Command Line Parser Library shanyou的专栏 07-30

1410 编写命令行程序的时候，难免需要处理命令行解析的规则，MSDN的文章如下：http://msdn2.microsoft.com/en-us/library/aa243471.aspx：参数用空格或者TAB进行分割。一个字符串若被两个双引号包含，则即使其中包含空格或TAB字符也会被视为一个参数。被引起来的字符串可以嵌入参数内。字符串中存在的双引号可以通推荐一款强大的解析库：parser-lib gitblog_00092的博客 03-18

496 如果你正在寻找一个强大且灵活的解析库，那么我们向你推荐。 ## 什么是 parser-lib？ parser-lib 是一个基于 PHP 的解析库，它可以帮助你解析各种数据格式，包括 JSON、XML、CSV 等等。它的设计理念是简单易用，使得你可以快速地构建出自己的解析器。 ## parser-lib 能用来做什么？ parser-lib 可以用于各种场景中，例如： - 解析来自 W... parser-lib使用手册 gitblog_00128的博客 08-19

407 本指南旨在帮助您深入了解并快速上手[johannes-schmitt 的 parser-lib](https://github.com/schmittjoh/parser-lib)，这是一个用于编写递归下降解析器的库。我们将逐步探讨其核心结构、关键入口点以及配置方式。 ## 1. 项目目录结构及介绍 ```markdown ├── src # 核心源代码目录 ... Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser Martin 的博客 04-19

1万+ 今天跟着大佬写 python 的时候发现这错误bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library?解决方法：pip install lxml （简单有效啊哈哈）https://pypi.org/... Python安装pyecharts所遇问题及解决办法热门推荐 Jxc的个人博客 04-17

4万+ 最近学习到数据可视化内容，老师推荐安装pyecharts，于是pip install 了一下，结果...掉坑了，下面是我的跳坑经验，如果你有类似问题，希望对你有所帮助。第一个坑: 这个不难理解，缺少pyecharts-jupyter-installer嘛，那就安一个呗。可能有人注意到，我使用的是python2 -m pip ...（这种写法是为了解决pyt... Learn Beautiful Soup(2)——BeautifulSoup的对象 Sugar的专栏 07-20

1万+ BeatutifulSoup有下列3个对象基变换与坐标变换光英的记忆博客 03-31

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