upgrade pip version to 20.1.1 code example

Example 1: how to install pip

curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
#Once you do that, enter line 3 inside
python get-pip.py

Example 2: how to update pip

#for updating pip type the following command in terminal or cmd or powershell
python -m pip install --upgrade pip