centos安裝python3.5和pip

#安裝zlib openssl openssl-devel 
yum install -y zlib zlib-devel  
yum install openssl -y
yum install openssl-devel -y

wget https://www.python.org/ftp/python/3.5.0/Python-3.5.0.tgz   #下載

tar Jxvf  Python-3.5.0.tar.xz   #解壓

cd Python-3.5.0     #進入目錄

mkdir /usr/local/python3    #建立安裝路徑

./configure --prefix=/usr/local/python3 #配置安裝信息

make    #編譯

make install    #安裝

mv /usr/bin/python /usr/bin/python2 #把原來的python命令更名

ln -s /usr/local/python3/bin/python3 /usr/bin/python        #創建連接

進入python3.5

[root@localhost Python-3.5.0]# python3
Python 3.5.0 (default, Dec 17 2016, 16:51:33) 
[GCC 4.4.7 20120313 (Red Hat 4.4.7-17)] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> print("hello world")
hello world
>>>

安裝setuptools

wget --no-check-certificate  https://pypi.python.org/packages/source/s/setuptools/setuptools-19.6.tar.gz#md5=c607dd118eae682c44ed146367a17e26

tar -zxvf setuptools-19.6.tar.gz

cd setuptools-19.6.tar.gz

python setup.py build

python setup.py install

安裝pip3

wget --no-check-certificate  https://pypi.python.org/packages/source/p/pip/pip-8.0.2.tar.gz#md5=3a73c4188f8dbad6a1e6f6d44d117eeb

tar -zxvf pip-8.0.2.tar.gz

cd pip-8.0.2

python setup.py build

python setup.py install

ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3     #創建連接