"""
A simple python script

run from the terminal using
$ python script.py
"""

# printing will print to the terminal
print("hello world")

# you can do anything in your script
# define functions or classes
# import packages
# and so on...
def f(a, b):
    """
    returns the sum of a and b
    """
    return a + b

a = 1
b = 2
print(f"{a} + {b} = {f(a,b)}")