what is the use of 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: round number python]

x = round(5.76543, 2)
print(x)

# 5.77

Example 3: how to round a number in python

round(n, ndigits) # round(1.123456789,5) --> 1.12346