⽤途:Linux脚本编写、⼤数据框架、数据分析、开源框架运⾏环境
安装
源码上传 解压 tar -zxvf Python-3.8.11.tgz
重命名 mv Python-3.8.11 python3.8
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 gcc
#配置
#cd python3.8/
./configure --prefix=/usr/local/python3
#编译安装,先进⾏make,执⾏完成之后,才开始执⾏make
make && make install
PYTHON_HOME=/usr/local/python3
PATH=$PATH:$JAVA_HOME/bin:$PYTHON_HOME/bin
export PATH JAVA_HOME CLASSPATH PYTHON_HOME
配置⽴刻⽣效 source /etc/profile
备份
mv /usr/bin/python /usr/bin/python2.back
#新建
ln -s /usr/local/python3/bin/python3 /usr/bin/python
软链即可
#单独配置软链, 使⽤直接输⼊python3即可进⼊,不影响旧的python2
ln -s /usr/local/python3/bin/python3 /usr/bin/python3
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