mac python安装问题总结

1.python下安装pip

python2或3 sudo easy_install pip

2.不同版本python下用pip安装库

mac python2或3 -m pip install

3.配置python环境命令

open ~/.bash_profile

文件配置输入：

export PATH=${PATH}:/Library/Frameworks/Python.framework/Versions/3.6/bin

alias python="/Library/Frameworks/Python.framework/Versions/3.6/bin/python3.6"

实行：

source  ~/.bash_profile