paper-xlsxAPI referenceutils.exceptionsopenpyxl.utils.exceptionspaper-xlsx 0.2.1 API referenceCopy MarkdownOpen Definitions for openpyxl shared exception classes. ClassCellCoordinatesExceptionIllegalCharacterErrorInvalidFileExceptionNamedRangeExceptionReadOnlyWorkbookExceptionSheetTitleExceptionWorkbookAlreadySavedopenpyxl.utils.escapepaper-xlsx 0.2.1 API referenceCellCoordinatesExceptionpaper-xlsx 0.2.1 API reference