1，macOS安装scrapy

╰─➤  sw_vers                                                                                                   
ProductName:    Mac OS X
ProductVersion: 10.14.4
BuildVersion:   18E226

• 没有梯子安装会很慢

╰─➤  pip3 install scrapy

─➤  pip3 list | grep -i scrapy
Scrapy            1.7.3  

2，scrapy not found

╰─➤  sudo find / -name "scrapy"                                             
/Library/Frameworks/Python.framework/Versions/3.7/bin/scrapy
/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/scrapy

─➤  ln -s /Library/Frameworks/Python.framework/Versions/3.7/bin/scrapy /usr/local/bin/scrapy

╰─➤  scrapy -h                                                           
Scrapy 1.7.3 - no active project

参考：

• 1，github scrapy
• 2，安装指南 Scrapy
• 3，Mac安装Scrapy教程及安装成功后找不到Scrapy解决