E: Unable to locate package python2-pip code example

Example 1: Unable to locate package python-pip

sudo apt-get install software-properties-common
sudo apt-add-repository universe
sudo apt-get update
sudo apt-get install python-pip

Example 2: unable to locate package python-pip

apt-get install curl

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

python get-pip.py

Example 3: E: Unable to locate package python3-pip

sudo add-apt-repository universe
sudo apt-get update