Python: version upgrade, python version upgrade

Python: version upgrade, python version upgrade

The python version installed on Linux is 2.6.6, which does not meet the requirements of running the software. Therefore, python is upgraded.
To learn more about MySQL Fabric, you must use Python 2.7. Therefore, you can only upgrade the existing version.

 

Download, decompress, compile, and install all these operations. It is said that the old version of python that comes with the system is heavily dependent, So You Cannot uninstall the original Python. Here, select a new installation.

 

Wget https://www.python.org/ftp/python/2.7.12/Python-2.7.12.tar.xz

Tar-xvf Python-2.7.12.tar.xz
Cd Python-2.7.12
./Configure -- prefix =/usr/local/python2.7
Make
Make install

After installation, run Python to check if it is normal.
/Usr/local/python2.7/bin/python2.7-V

Next, you need to create a link to change python to python2.7 by default.
Ln-fs/usr/local/python2.7/bin/python2.7/usr/bin/python

Run python to view the version
Python-V

After the modification, yum cannot run. Modify the/usr/bin/yum file
#! /Usr/bin/python
In python to the original python version of the system, my is as follows:
#! /Usr/bin/python2.6.6

This completes.