use pip in windows code example

Example 1: installing pip

python -m pip install --upgrade pip

Example 2: install pip

curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
python get-pip.py

Example 3: 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 4: how to install pip

python -m ensurepip