how do you print the greatest value code example

Example 1: python largest value in list

>>> list = [1, 3, 2, 0]
>>> max(list)
3

Example 2: how to write program in python to get the largest nuber

def max_num_in_list( list ):
    max = list[ 0 ]
    for a in list:
        if a > max:
            max = a
    return max
print(max_num_in_list([1, 2, -8, 0]))