How to use the pygsheets.exceptions.WorksheetNotFound function in pygsheets

:returns: list of all :class:`worksheets `
        """
        if not sheet_property and not value:
            return self._sheet_list

        if sheet_property not in ['title', 'index', 'id']:
            raise InvalidArgumentValue
        elif sheet_property in ['index', 'id']:
            value = int(value)

        sheets = [x for x in self._sheet_list if getattr(x, sheet_property) == value]
        if not len(sheets) > 0 or force_fetch:
            self._fetch_sheets()
            sheets = [x for x in self._sheet_list if getattr(x, sheet_property) == value]
            if not len(sheets) > 0:
                raise WorksheetNotFound()
        return sheets

:returns: List of :class:`Worksheets `.
        """
        if not sheet_property and not value:
            return self._sheet_list

        if sheet_property not in ['title', 'index', 'id']:
            raise InvalidArgumentValue('sheet_property')
        elif sheet_property in ['index', 'id']:
            value = int(value)

        sheets = [x for x in self._sheet_list if getattr(x, sheet_property) == value]
        if not len(sheets) > 0 or force_fetch:
            self._fetch_sheets()
            sheets = [x for x in self._sheet_list if getattr(x, sheet_property) == value]
            if not len(sheets) > 0:
                raise WorksheetNotFound()
        return sheets

def del_worksheet(self, worksheet):
        """Deletes the worksheet from this spreadsheet.

        :param worksheet: The :class:`worksheets ` to be deleted.
        """
        if worksheet not in self.worksheets():
            raise WorksheetNotFound
        request = {"deleteSheet": {'sheetId': worksheet.id}}
        self.client.sheet.batch_update(self.id, request)
        self._sheet_list.remove(worksheet)

def del_worksheet(self, worksheet):
        """Deletes a worksheet from a spreadsheet.

        :param worksheet: The :class:`worksheets ` to be deleted.

        """
        if worksheet not in self.worksheets():
            raise WorksheetNotFound
        request = {"deleteSheet": {'sheetId': worksheet.id}}
        self.client.sh_batch_update(self.id, request, '', False)
        self._sheet_list.remove(worksheet)