Where do i perform pip-install code example

Example 1: installing pip

python -m pip install --upgrade pip

Example 2: pip install

python get-pip.py

Example 3: install pip linux

//IF you have problem with your pip try the oldest one :]
curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py; python get-pip.py
pip install xlrd --upgrade