How to Always Round-Up a Number in Python

John on November 22, 2021

To always round up a number regards whether the decimal place to evaluate it closer to 0 than 9 or not use the ceil() function from the Python math package.

Round Number Up with the math.ceil() Function

Let's demonstrate this, let's round up a number that would normally be rounded down.

import math
print(int(math.ceil(5.2)))

6

Use the NumPy ceil() Function to Always Round up Numbers

NumPy has a built-in ceil() function that you might prefer if you are already using this package. Call it like this:

import numpy as np
np.ceil(4.3)

5.0