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 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:... ...
File "E:\Tools\Python\Python3.5\lib\site-packages\bs4\__init__.py", line 165, in __init__ % ",".join(features)) bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: html_parser. Do you need to install a parser library? 好像是解析器的问题,求解谢谢...
针对你遇到的错误信息 bs4.FeatureNotFound: couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library?,这是因为在使用 BeautifulSoup4(bs4)解析 HTML 或 XML 时,你请求了使用 lxml 作为解析器,但是系统中没有安装这个库。以下是根据你的提示,分点给...
File "E:\Tools\Python\Python3.5\lib\site-packages\bs4\__init__.py", line 165, in __init__ % ",".join(features)) bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: html_parser. Do you need to install a parser library? 好像是解析器的问题,求解谢谢...
Do you need to install a parser library?获取html内容字符串,进行分析 with open('bs1.html',encoding='utf8') as f: html_doc = f.read() # 导入 BeautifulSoup from bs4 import BeautifulSoup # 指定用html5lib来解析html文档 soup = BeautifulSoup(html_doc, "html5lib") # 获取html内容字符串,...
2023-06-03 Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 问题描述:运行一个py文件,报错:找不到具有您请求的功能的树生成器:lxml。你需要安装解析器库吗? 原因:有一个叫做lxml的库没有安装,请安装它。
bs4解析网页时报错:bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 原因:不可以使用 BeautifulSoup(html,'html_parser') 解决办法: 1.安装 pip install lxml ...
#Python3#爬虫报错:Do you need to install a parser library? 利用爬虫爬取数据时遇到这个问题,经查阅解决方式如下: 将soup = BeautifulSoup(html, 'xml')修改成如下形式即可: soup = BeautifulSoup(html, 'html.parser')
lxml. Do you need to install a parser library? 1. 2. 解决方法: pip install lxml (简单有效啊哈哈) 1. https://pypi.org/project/lxml/2.3/ 或者 把代码中的'lxml'改成'html.parser' (解析不出东西)