how to round a number in python

1>>> import math
2
3>>> math.ceil(5.2)
46
5
6>>> math.ceil(5)
75
8
9>>> math.ceil(-0.5)
100

1int x = 6.3456824221
2
3#round(number_to_roundoff, round_off_till)
4#round_off_till is optional
5
6print(round(x))    		#output: 6
7print(round(x, 3)) 		#output: 6.346
8print(round(x, 1)  		#output: 6.3

1# To round a number in Python, use 'round()'
2round(21.57) # Output: 22
3round(5.473, 2) # Output: 5.47

1int(round(x))

1round(number, ndigits)

1round(n, ndigits) # round(1.123456789,5) --> 1.12346