2 digit after decimal point in python code example

Example 1: python 2 decimal places

print(format(432.456, ".2f"))

>> 432.45

print(format(321,".2f"))

>> 321.00

Example 2: how do i limit decimals to only two decimals in python

answer = str(round(answer, 2))

Example 3: print 2 decimal places python

print("{0:.2f}".format(sum(query_marks)/len(query_marks)))