run python package from command line code example

Example 1: how to run a python script

# Save the script in a file with .py extension
# run the script using the below command
python fileName.py

Example 2: how to run a python package from command line

python -m my_course.filter

Example 3: python fuction execute a script site:realpython.com

>>> exec(open('hello.py').read())
'Hello World!'