python how to round float 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)