Descargar Pip para Python en Linux
apt-get install python-pip #python 2
apt-get install python3-pip #python 3
Friendly Hawk
apt-get install python-pip #python 2
apt-get install python3-pip #python 3//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