関連ワード:  python get list of unique values in column    python get list of unique values in dataframe column    python pandas get list of unique values in column    python pandas create list of unique values in column    python get all unique values in column    python create list of unique values from dataframe column    python dataframe get all unique values in column    python pandas get all unique values in a column  
結果 : python get list of unique values in column