intro-example.py

#!/usr/bin/env python3 
# into-example.py
# Displaying scope as a call to a variable 

variable_1 = 70

def add_two(number):
    result = number + 2
    print(f"the square of {number} is: {result}")
    
add_two(variable_1)

try:
    print("testing functions...")
    # this isn't accessable from outside the square() function
    print(result)
    print(base)
except NameError:
    print("These functions aren't in scope")
    

# NOTE!! This code is heavily mentioned in the markdown file "intro-to-functions.md"
# if you change it here then you may mess something up there.