Centos7 安装 python3.6.8

安装编译环境

yum -y groupinstall "Development tools"
yum -y install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gdbm-devel db4-devel libpcap-devel xz-devel libffi-devel

下载python安装包

wget https://www.python.org/ftp/python/3.6.8/Python-3.6.8.tar.xz
# 解压包
tar -xvf Python-3.6.8.tar.xz

安装python

# 进入解压目录
cd Python-3.6.8
make clean

# 生成MakeFile
./configure --prefix=/usr/local/python3.6.8 --enable-optimizations

# 安装 使用make atinstall避免替换默认的python执行文件
sudo make altinstall

安装完成

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设置软连接到/bin/文件夹

ln -s /usr/local/python3.6.8/bin/python3.6 /usr/bin/python3
ln -s /usr/local/python3.6.8/bin/pip3.6 /usr/bin/pip3

更新pip

pip3 install --upgrade --user pip setuptools

更改pip源

mkdir ~/.pip
cd ~/.pip
vim pip.conf

写入下面代码，将pip源设置为阿里源

[global]
index-url=http://mirrors.aliyun.com/pypi/simple/
 
[install]
trusted-host=mirrors.aliyun.com

end