how do you start a python script in terminal code example

Example 1: run python.py file

# save a file in text editor with .py
# open terminal, and change directories
# run the following command:
python3 file.py

Example 2: how to run mac terminal from python script

from applescript import tell

#set what command you want to run here
yourCommand = 'ls'

tell.app( 'Terminal', 'do script "' + yourCommand + '"')