関連ワード:  count of unique values in list python    count number of unique values in list python    number of distinct values in list python    count all unique values in list python    find number of unique values in list python    count different values in list python    python count frequency of unique values in list    python count occurrences of unique values in list    python count unique values in list of dicts    count unique values in a list  
結果 : count of unique values in list python