outfilename (strsave the sheets with file suffix pyexcel extract_a_sheet_from_a_book pyexcel extract_a_sheet_from_a_book(file_namesheetnameoutfilename=noneextract sheet from excel book parameters file_name (stran accessible file name sheetname (stra valid sheet name outfilename (strsave the sheet as book here' the entity relationship between booksheetrow and column constructor book([sheetsfilenamepath] read an excel book that has one or more sheets support the project