math.round function in python code example
Example 1: round python
int x = 6.3456824221
#round(number_to_roundoff, round_off_till)
#round_off_till is optional
print(round(x)) #output: 6
print(round(x, 3)) #output: 6.346
print(round(x, 1) #output: 6.3
Example 2: python round to dp
round(float_num, num_of_decimals)