Question

How to get the frequency of the tuples in a list of tuples with Python

Answer 1

from collections import Counter

tpl_lst = [(1, 2), (3, 4), (1, 2), (5, 6), (3, 4), (3, 4)]

freq = Counter(tpl_lst)

print(freq)


'''
run:

Counter({(3, 4): 3, (1, 2): 2, (5, 6): 1})

'''

 

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Answer 2

def tuple_frequencies(tpl_lst):
    freq = {}
    for t in tpl_lst:
        freq[t] = freq.get(t, 0) + 1
        
    return freq


tpl_lst = [(1, 2), (3, 4), (1, 2), (5, 6), (3, 4), (3, 4)]
result = tuple_frequencies(tpl_lst)

print(result)



'''
run:

{(1, 2): 2, (3, 4): 3, (5, 6): 1}

'''

 

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