count - 有没有像 count 这样的方法来产生下面的输出

Question

def test_normal(self):
    word = "abcdef"
    output = [
        ("a", 1),
        ("b", 1),
        ("c", 1),
        ("d", 1),
        ("e", 1),
        ("f", 1)
    ]

print(letter_count(word = "abcdef")

标签： counttuples

Answer 1

您可以使用collections.Counter：

from collections import Counter


def letter_count(word):
    return list(Counter(word).items())


print(letter_count(word="abcdef"))

印刷：

[('a', 1), ('b', 1), ('c', 1), ('d', 1), ('e', 1), ('f', 1)]