Python 3 Find Most Frequent Element in List

gistfile1.txt

from collections import Counter


def most_frequent(lst):
    data = Counter(lst)
    return data.most_common(1)  # returns most frequent 1 element


list = [2, 1, 2, 2, 1, 3, 3, 3, 2, 3, 3, 1]
print(most_frequent(list))

# output: [(3, 5)]  # 3 is the most frequent element which appears 5 times.