hoe to find the biggest number in a list code example

Example 1: Write a function that returns the largest element in a list

def return_largest_element(array):
    largest = 0
    for x in range(0, len(array)):
        if(array[x] > largest):
            largest = array[x]
    return largest

Example 2: find the largest size in a list - python

longest_string = len(max(a_list, key=len))