Ubuntu 18.04 LTS comes with default Python3. In order to install pip3 use the below command.
apt-get install python3-pip
The above command update the python3 to the latest version, along with many dependencies and build essential tool too.
# python3 –version Python 3.6.5 # apt-get install python3-pip # python3 –version Python 3.6.7 # pip3 –version pip 9.0.1 from /usr/lib/python3/dist-packages (python 3.6)
Successfully, installed pip3. Enjoy!!!