{"text_format":"3","workbook":"xlsx","n_sheets":1,"sheets":["Arkusz1"],"read":"whole","date_system":"1900"}

{"sheet":"Arkusz1","index":0,"n_rows":3,"n_cols":5,"rows_kept":3}
["Kod towaru","Lokalizacja","Maksymalna ilość","Minimalna ilość","Ilość na zamówieniu"]
["000001","REG-000-000-000",20,5,0]
["000001","REG-000-000-001",20,10,5]