how do i know when I need to update python code example

Example 1: command to upgrade python version

python -m pip install pip
#or
python -m pip install –upgrade pip
python -m pip install --upgrade pip

Example 2: how to update python

The explanation would be too long for a grepper answer.
So here is a link to a stackoverflow question:

https://stackoverflow.com/questions/45137395/how-do-i-upgrade-the-python-installation-in-windows-10