python function to round off to nearest integer code example

Example 1: python round down

>>>import math
>>> math.floor(1.6)
1
>>> math.floor(2)
2
>>> math.floor(3.9)
3

Example 2: how to round a decimal to the nearest whole number in python

>>> import math

>>> math.ceil(1.2)
2

>>> math.ceil(2)
2

>>> math.ceil(-0.5)
0