qpython运行 原代码:    soup = BeautifulSoup(r.text,'lxml') 报错:bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 改成:    soup = BeautifulSoup(r.text,'html.parser') ok…

Python小白,学习时候用到bs4解析网站,报错 bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library? 几经周折才知道是bs4调用了python自带的html解析器,我用的mac,默认安装的是python2,所以内置的解释器也是捆绑在python2上,而我学习的时候又自己安装了python3…

python3 bs4解析网页时报错: bs4.FeatureNotFound: Couldn’t find a tree builder with the features you requested: lxml. bs4调用了python自带的html解析器,python3没有html解释器,所以会报错.给python3装一个html解析器:pip3 install lxml…

安装beautifulsoup后,运行测试报错 from urllib import requestfrom bs4 import BeautifulSoup url = "http://www.baidu.com"rsp = request.urlopen(url)content = rsp.read() soup = BeautifulSoup(content, "lxml") print(soup.title.string) -----------------…

from bs4 import BeautifulSoupfrom urllib.request import urlopenimport re html = urlopen('http://****/').read().decode('utf-8')#print(html) soup = BeautifulSoup(html,features='lxml') #提示此行错误img_links = soup.find_all('img',{'src':re.compile('.*?\.jpg')…

Errors occurred during the build. Errors running builder 'DeploymentBuilder' on project 'myf'.Java.lang.NullPointerException 此问题一般发生在Myeclipse 保存文件并自动部署时候. Errors occurred during the build. Errors running builder 'DeploymentBuilder' on project'项目名'.…

git忽略大小写导致的, git config --add core.ignorecase true…

[BUG回顾] 在学习Python爬虫时,运Pycharm中的文件出现了这样的报错: bs4.FeatureNotFound: Couldn’t find a tree builder with the features you requested: lxml. 也就是说lxml用不了,因此使用Anaconda Prompt打算安装一下. 结果执行pip install lxml时告知已经安装过了,但是运行还是一样的报错. [解决方案] 原因是电脑安装了Anaconda3(python3.7),…

今天遇到这样一个报错,记录一下: org.apache.ibatis.builder.IncompleteElementException: Could not find result map com.xxx.manager.mapper.ItemMapper.Item at org.apache.ibatis.builder.MapperBuilderAssistant.getStatementResultMaps(MapperBuilderAssistant.java:346) at org…

创建了一个maven项目,报错 Errors occurred during the build. Errors running builder 'Maven Project Builder' on project 'BCPS'. Could not calculate build plan: Plugin org.apache.maven.plugins:maven-resources-plugin:2.6 or one of its dependencies could not be res…