安装依赖遇到command not found怎么解决

[uhaeungii]

电脑是macOS Catalina 10.15.7版本 脚本我已经成功安装了 就是到依赖那一步一直提示-bash: pip: command not found 具体如下 求大佬解答：

The default interactive shell is now zsh. To update your account to use zsh, please run chsh -s /bin/zsh. For more details, please visit https://support.apple.com/kb/HT208050. username:~ britanyo$ git clone https://github.com/dataabc/weibo-crawler.git fatal: destination path 'weibo-crawler' already exists and is not an empty directory. username:~ britanyo$ pip install -r requirements.txt -bash: pip: command not found username:~ britanyo$

[dataabc]

说明没有安装pip软件，先安装pip，再安装依赖。