安装requests和BeautifulSoup库

要安装requests和BeautifulSoup库，可以按照以下步骤进行操作：

1. 打开命令行界面。
2. 输入以下命令来安装requests库：pip install requests
3. 等待安装完成后，输入以下命令来安装BeautifulSoup库：pip install beautifulsoup4
4. 安装完成后，你就可以在Python代码中使用requests和BeautifulSoup库了。记得在代码中导入它们，例如：import requests和from bs4 import BeautifulSoup。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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