sudo apt-get install python3-pip
sudo apt install python3-pip
[server]$ python3 -m pip install
curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py python get-pip.py
pip install boto3
[server]$ pip3 --version pip 18.1 from /home/username/opt/python-3.6.2/lib/python3.6/site-packages/pip (python 3.6)