yum groupinstall 'Development Tools'
yum install zlib-devel bzip2-devel openssl-devel ncurses-devel

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

tar Jxvf Python-3.5.2.tar.xz
cd Python-3.5.2
./configure --prefix=/usr/local/python3
make && make install

echo 'export PATH=$PATH:/usr/local/python3/bin' >> ~/.bashrc

ln -sv /usr/local/python3/bin/python3.5 /usr/bin/python3

wget https://pypi.python.org/packages/source/s/setuptools/setuptools-5.7.zip --no-check-certificate
unzip setuptools-5.7.zip 
cd setuptools-5.7
python3 setup.py install

wget wget https://pypi.python.org/packages/source/p/pip/pip-7.1.2.tar.gz#md5=3823d2343d9f3aaab21cf9c917710196
tar xvf pip-7.1.2.tar.gz
cd pip-7.1.2
python3 setup.py install