関連ワード:  how to print data type in python    how to check data type in python    how to check data type in python pandas    how to print variable type in python    how to check data type in python dataframe    how to check data type in python example    how to check data type in python jupyter notebook    how to check data type in python list    how to check data type in python w3schools    how to check data type in python pandas dataframe