Ubuntu 18.04 Python 3.7 Setup

To install all currently supported python versions (python 3.6 is already pre-installed) including pip for Ubuntu 18.04 do the following:

# Install Python 3.7 System wide
echo "Installing Python 3.7..."
sudo -S add-apt-repository ppa:deadsnakes/ppa -y

sudo -S apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
        python3.7 \
        python3.7-dev \
        python3.7-venv


#Upgrade pip ENV PYTHON_PIP_VERSION 19.x.x
echo "Upgrading Python ..."
sudo -S apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
        python-minimal \
        python-pip \
        python3-pip

sudo -S pip install --upgrade pip
sudo -S python3.7 -m pip install --upgrade pip