install python3 kali code example

Example 1: python2 pip install kali

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

Example 2: how to install python3 in ubuntu

sudo apt update
sudo apt install software-properties-common
sudo add-apt-repository ppa:deadsnakes/ppa
sudo apt update
sudo apt install python3.8