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

{"sheet":"lista","index":0,"n_rows":4,"n_cols":5,"rows_kept":4}
["Lp.","Nazwa towaru","Ilość","Kod/nr i opis produktu","Cena max."]
["1","Laminator TRACER TRL-A4","1","Kod: 848570","100 zł"]
["2","Tracer LAMINATOR TRL-A3","1","nr kat. 1040143","110 zł"]
["3","Folie do laminowania ","6"," kod: MD9073","20 zł"]