02 2020 档案

摘要：pip3 install Scrapy pip install Scrapy scrapy 阅读全文

posted @ 2020-02-21 23:16 haiwei.sun 阅读(59) 评论(0) 推荐(0)

摘要：安装Python2 Mac系统已经默认带有Python2.7了，所以无需安装它。查看安装路径：which python 安装Python3 brew install python3 which python3 不同版本Python路径系统默认(2.7) /System/Library/Framew 阅读全文