https://linuxize.com/post/how-to-install-pip-on-ubuntu-18.04/
Start by updating the package list using the following command:
sudo apt update
Use the following command to install pip for Python 3:
sudo apt install python3-pip
The command above will also install all the dependencies required for building Python modules.
Once the installation is complete, verify the installation by checking the pip version:
pip3 --version