xlsx export method in Collection class

__version__ = "0.1.102"

__version__ = "0.1.103"

        for res in self.descendants_resources():

            yield _flatten_resource(res, known_metadatas, known_metadatas_labels)

    def export_to_xlsx(self, xlsx_path: str):

        from openpyxl import Workbook

        from openpyxl.utils.exceptions import IllegalCharacterError

        wb = Workbook()

        ws = wb.active

        row_number = 2  # /!\ Index starts at 1. Leave the first row for headers.

        r = {}

        for r in self.yield_resource_data_for_export():

            col_number = 1

            for value in r.values():

                cell = ws.cell(row=row_number, column=col_number)

                try:

                    cell.value = value

                except IllegalCharacterError:

                    logger.warning(

                        f"Could not add value of type {type(value)} to cell: {value}"

                    )

                col_number = col_number + 1

            row_number = row_number + 1

            print(row_number)

        col_number = 1

        for key in r.keys():

            cell = ws.cell(row=1, column=col_number)

            cell.value = key

            col_number = col_number + 1

        wb.save(xlsx_path)

def _recurse_collection(collection: Collection) -> Iterator[Collection]:

    try: