How to truncate a number in python

To truncate a number in the python language, use the trunc() function of the math library.

import math
math.trunc(x)

The x parameter is the real number to round.

The function returns an integer by truncation.

What is truncation? In mathematics, truncation is a rounding by eliminating all the decimal places of a number.

Examples

Example 1

This script calculates the truncation of the number 3.9

import math
x=3.9
y=math.trunc(x)
print(y)

The script returns the number without the decimal places.

3

Example 2

This script rounds the number 3.1 by truncation.

import math
y=math.trunc(3.1)
print(y)

The output of the script is as follows

3