CentOS/RedHat安装Python3

CentOS/RedHat安装Python3

摘自:https://blog.csdn.net/mvpboss1004/article/details/79377019

CentOS/RedHat默认是带Python2.7的,且无法通过yum等方式安装Python3,只能通过源码方式安装。为避免安装中python的冲突,可以按以下方式安装。安装完后,python3和python2都能正常运行。 
注意,安装中第一步yum安装依赖包最好执行。没有这些依赖,configure时就会缺少一些组件。导致后期如果要使用还要再编译一次,非常麻烦。

yum install openssl-devel bzip2-devel expat-devel gdbm-devel readline-devel sqlite-devel gcc gcc-c++ zlib* tar zxvf Python-3.6.4.tgz cd Python-3.6.4 ./configure --enable-optimizations --prefix=/usr/local --enable-shared make
1 如果编译出错,提示
2 Failed to build these modules:
3 _ctypes
4 
5 
6 可以先安装
7 yum install libffi-devel
 make altinstall cd /usr/bin ln -s /usr/local/bin/pip3.6 pip3 ln -s /usr/local/bin/python3.6 python3

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转载自www.cnblogs.com/LiuYanYGZ/p/10123425.html