How to install multiple Python versions under Linux

Download Python source code

Download the source files from http://www.python.org/download/.

Compile and install

tar zxvf Python-2.7.6.tgz

cd Python-2.7.6

./configure --prefix=/usr/local/python-2.7.6    #重要，指定python的安装路径，可以自己设置。

make

sudo make install

Modify Python soft chain

The default python command is in the /usr/bin/ directory. You need to modify the soft link here to version 2.7 and create a 2.4 soft link.

mv /usr/bin/python /usr/bin/python2.4   #根据需要来

ln -s /usr/local/python-2.7.6/bin/python /usr/bin/python 

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