python版本升级

Posted 2020-11-05 罗穆瑞,卡子火,luomurui,kazihuo,kzh,l

[[email protected]~]# yum -y install gcc gcc-c++

[[email protected] /soft]# wget https://www.python.org/ftp/python/3.6.5/Python-3.6.5.tgz

[[email protected] /soft]# tar xvf Python-3.6.5.tgz

[[email protected] /soft/Python-3.6.5]# ./configure --prefix=/usr/local/python3.6.5

[[email protected] /soft/Python-3.6.5]# make && make install

[[email protected] /usr/bin]# rm python

[[email protected] /usr/bin]# ln -sv /usr/local/python3.6.5/bin/python3 /usr/bin/python

[[email protected] ~]# python -V

Python 3.6.5

?

注意：

因为yum使用python2，替换为py3后可能无法正常工作；

[[email protected] ~]# yum list

File "/usr/bin/yum", line 30

except KeyboardInterrupt, e:

^

SyntaxError: invalid syntax

修改yum配置文件即可解决；

[[email protected] ~]# head -1 /usr/bin/yum

#!/usr/bin/python2.7