difference_max_min.py

def difference_max_min(lst):
    """Find the difference between largest and smallest numbers from a list

    Args:
        lst (numerics): a list of numbers

    Returns:
        number: difference between largest and smallest numbers of the list
    """

    smallest = min(lst)
    largest = max(lst)

    diff = largest - smallest

    return diff

print(difference_max_min([10, 4, 1, 4, -10, -50, 32, 21]) )
print(difference_max_min([44, 32, 86, 19]) )
print(difference_max_min([34, 15, 88, 2]))
print(difference_max_min([34, -345, -1, 100]) )
print(difference_max_min([-76, 1.345, 1, 0]) )
print(difference_max_min([0.4356, 0.8795, 0.5435, -0.9999]) )
print(difference_max_min([7, 7, 7]) )