mac 中安装了多个版本的python$ brew install python3 Updating Homebrew... Warning: python is already installed, it's just not linked You can use `brew link python` to link this version. #brew 提示已经安装了 但是系统变量里检测不到 并提示用 `brew link python` 来链接 $ brew link python Li
如何升级到python3版本并且安装pip3 准备: Python-3.5.2.tar.xz pip-8.1.2.tar.gz setuptools-24.0.2.zip 步骤: 1.自定义编译安装python3.x版本 tar Jxf Python-3.5.2.tar.xz cd Python-3.5.2 ./configure --prefix=/usr/local/Python3 make && make install 2.安装pip3.x,安装会提示需要setuptools模块,