function that returns max python code example

Example 1: how to get maximum value of number in python

float('inf')

Example 2: python max with custom function

nums = [1,2,3,1,1,3,3,4,4,3,5] #list
counts = collections.Counter(nums) # create a dict of counts
#using counts.get() fun as custom function 
return max(counts.keys(), key=counts.get)