関連ワード:  how to get data types in python    how to get data types in python dataframe    how to get variable type in python    how to read data type in python    how to get variable data type in python    how to get column data type in python    how to get data type of object in python    how to get data type of list in python    how to get size of data type in python    how to get data types of all columns in python