CentOS 7.2 安装Python3.5.2

系统环境：

• CentOS 7.2 x86_64

安装相关包

(1)# yum install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gcc make

下载 Python 3.5.2源码包

(1)# wget https://www.python.org/ftp/python/3.5.2/Python-3.5.2.tar.xz

(2)# tar xf Python-3.5.2.tar.xz -C /usr/local/src/ (yum -y install xz  #若失败,重建yum缓存.yum clean all ,yum makecache)
(3)# cd /usr/local/src/Python-3.5.2

(4)#./configure --prefix=/usr/local/python3

(5)#make && make install

//从 Python 3.4 开始就已经自带了 pip 和 easy_install（setuptools 包带的命令） 包管理命令，你可以在 /usr/local/python3/bin/ 目录下看到，查看一下已经安装的扩展包：

(6)#/usr/local/python3/bin/pip3 list
pip (8.1.1)

setuptools (20.10.1)

You are using pip version 8.1.1, however version 8.1.2 is available.

You should consider upgrading via the 'pip install --upgrade pip' command.

 // 更新pip

(7)#/usr/local/python3/bin/pip3 install --upgrade pip

(8)# /usr/local/python3/bin/pip3 list

pip (8.1.2)

setuptools (20.10.1)

//查看是否安装成功

(9)命令创建软连接。

```

ln -s /usr/local/python3/bin/python3 /usr/bin/python3
ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3

```

执行python -V查看Python是否安装成功。

# python -V

Python 3.5.2

//安装完成。