CentOS 7 Installation python3.6.1

Description: CentOS 7 minimized installation, default Python 2.7, development requires installation of python3.6.1.

1. Check Python version

[Email protected] ~]# python-v
Python 2.7.5
[Email protected] ~]#

2. Install the necessary library files

# yum-y Install zlib zlib-devel gcc

3. Download python3.6.1 to/usr/local directory

# wget HTTPS://WWW.PYTHON.ORG/FTP/PYTHON/3.6.1/PYTHON-3.6.1.TAR.XZ

4. Decompression and Installation

# xz-d PYTHON-3.6.1.TAR.XZ

# TAR-XVF Python-3.6.1.tar

# CD PYTHON-3.6.1/

#./configure Prefix=/usr/local/python3

# Make && make install

5. Add Environment Variables Permanently

# Vim/etc/profile

Add Export path= "$PATH:/usr/local/python3/bin"

Source/etc/profile after adding finished

* * Temporarily add environment variable to # export path= "$PATH:/usr/local/python3/bin" After terminal end environment variable takes effect

6. Open python3.6

[Email protected] ~]# Python3
Python 3.6.1 (default, May 19 2017, 04:11:00)
[GCC 4.8.5 20150623 (Red Hat 4.8.5-11)] on Linux
Type "Help", "copyright", "credits" or "license" for more information.
>>>

7. Modify/usr/bin/python Link

# Cd/usr/bin

# mv Python Python.bak

# ln-s/usr/local/python3/bin/python3.6/usr/bin/python

# ln-s/usr/local/python3/bin/python3.6/usr/bin/python3

Modify to open Python3 directly with # python

CentOS 7 Installation python3.6.1