{"text_format":"3","workbook":"xlsx","n_sheets":1,"sheets":["Лист1"],"read":"whole","date_system":"1900"}

{"sheet":"Лист1","index":0,"n_rows":6,"n_cols":3,"rows_kept":6}
["Ффамилия","класс","балл"]
["Аксакова",5,15.2]
["Терентьев",5,15]
["Шакирова",6,18.6]
["Долгунова",6,7]
["Степанова",9,21.1]