how to round off in python 3 code example

Example 1: how to round in python

# To round a number in Python, use 'round()'
round(21.57) # Output: 22
round(5.473, 2) # Output: 5.47

Example 2: how to round a number down in python

>>> import math

>>> math.floor(3.9) # round down
3

Example 3: how to round to the nearest 25 python

def myround(x, base=5):
    return base * round(x/base)

Example 4: 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

Example 5: how to round a number up in python

>>> import math

>>> math.ceil(3.2) # round up
4