Linux instalar pip
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
sudo apt install python3-pip
python -m pip install -U pip
py -m pip install --upgrade pip
# or
pip install --upgrade pip
#Install pip for python 2.7
curl https://bootstrap.pypa.io/pip/2.7/get-pip.py --output get-pip.py
sudo python2 get-pip.py
#Install pip3
sudo apt install python3-pip
pip download [options] <requirement specifier> [package-index-options] ...