関連ワード:  python dataframe count number of columns    python dataframe get number of columns    python dataframe count number of rows    python pandas get number of columns    python dataframe get number of rows    python pandas count number of rows    python pandas count number of rows with condition    pandas dataframe count number of columns    python dataframe count number of occurrences in column    python pandas dataframe get number of rows  
結果 : python dataframe count number of columns