関連ワード:  how to read excel file on python    how to open excel file on python    how to import excel file on python    how to read excel file python pandas    how to read excel file in python jupyter notebook    how to read excel file in python without library    how to read excel file into python    how to read excel file in python without pandas    how to read excel file in python openpyxl    how to read excel file in python and insert into database