CentOS Installation python3.5.2

Although this is not difficult, but because of Linux is not familiar with the company's computer has limited the download of some resources, took a lot of detours. This article is verified to be available.

Original: CentOS Installation python3.5.2

This article takes the installation python3.5.2 as an example

1. Download from Python website

wget https://www.python.org/ftp/python/3.5.2/Python-3.5.2.tgz

2, decompression python-3.5.2.tgz

Tar xzf python-3.5.2.tgz

3, the configuration compiles installs the Python3

To install the libraries required by Python:

Yum-y install gcc gcc-c++ openssl-devel bzip2-devel expat-devel gdbm-devel readline-devel sqlite-devel

CD PYTHON-3.5.2/

To configure, put the directory of the installed Python 3.5.2 in the/usr/local/python3.5

./configure--prefix=/usr/local/python3

Execute echo $ After completion 0 The configuration has no errors, continue with the next compilation

Make-j2

Execute echo $ after completion 0 The compilation has no errors, proceed to the next installation

Make Install-j2

ls/usr/local/python3/bin/python3.5

When you see this file, add it to the variable in the form of a soft link.

Ln-s/usr/local/python3/bin/python3.5/usr/bin/python3

Ls/usr/local/python3/bin/pip3

There are two situations where, if this file is present, go directly to (2):

(1) If the hint does not have this file, you need to compile the PIP3 to install up

Tar xzf pip-8.1.2.tar.gz

CD PIP-8.1.2/

Python2 setup.py Install

If you receive the following prompt:

Traceback (Mostrecent call last):

File "setup.py", line 6, in<module>

From Setuptools import Setup, find_packages

Importerror:nomodule named Setuptools

You need to install Setuptools First, then install PIP

Tar xzf setuptools-25.2.0.tar.gz

CD setuptools-25.2.0/

Python3 setup.py Install

Finally, we suggest finished processing dependencies forsetuptools==25.2.0

The installation Setuptools successful

Go back to pip-8.1.2 directory

Perform python3 setup.py install installation

Finally prompts finished processing dependencies for pip==8.1.2

The PIP installation was successful

LS View Confirmation

Ls/usr/local/python3/bin/pip3

(2) The hint has this file, then uses the soft link the form to add to the variable inside

Ln-s/USR/LOCAL/PYTHON3/BIN/PIP3/USR/BIN/PIP3

4, verify the installation

Enter the Python3 command, and the following success occurs

Python 3.5.2 (default, Aug 31 2016, 07:34:34)

[GCC 4.8.5 20150623 (Red Hat 4.8.5-4)] on Linux

Type ' help ', ' copyright ', ' credits ' or ' license ' for the more information.

>>>

Enter the Pip3-v command, and the following success occurs

Pip 8.1.1 from/usr/local/python3/lib/python3.5/site-packages (Python 3.5)