関連ワード:  count number occurrences python    count number of consecutive occurrences python    how to find number of occurrences in python    count number occurrences in list python    count number of occurrences in python string    array count number of occurrences python    hashmap count number of occurrences python    count number of occurrences in dictionary python    count number of occurrences in tuple python    count number of occurrences in series python