{"text_format":"3","workbook":"xlsx","n_sheets":3,"sheets":["Лист1","Лист2","Лист3"],"read":"whole","date_system":"1900"}

{"sheet":"Лист1","index":0,"n_rows":8,"n_cols":3,"rows_kept":8}
["Фамилия","класс","балл"]
["Шакирова",5,6]
["Аксакова",6,5]
["Кустовский",6,3]
["Терентьев",6,17]
["Долгунова",7,15]
["Шакирова",7,16]
["Бормотин",8,13]

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{"sheet":"Лист3","index":2,"n_rows":0,"n_cols":0,"rows_kept":0}