Client functions in v6.0.0 do not work - `HTTP Client Object has no attribute insert_permission` about gspread HOT 5 CLOSED

import gspread
gc = gspread.service_account()
sh = gc.open("XXX").export()

class Client:
    def __init__(self, auth, session=None):
        if auth is not None:
            self.auth = convert_credentials(auth)
            self.session = session or AuthorizedSession(self.auth)
        else:
            self.session = session
        self.timeout = None
    def open(self, title, folder_id=None):
        spreadsheet_files, response = self._list_spreadsheet_files(title, folder_id)
        try:
            properties = finditem(
                lambda x: x["name"] == title,
                spreadsheet_files,
            )
        except StopIteration as ex:
            raise SpreadsheetNotFound(response) from ex
        # Drive uses different terminology
        properties["title"] = properties["name"]
        return Spreadsheet(self, properties)
class Spreadsheet:
    def __init__(self, client, properties):
        self.client = client
    ...
    def export(self, format=ExportFormat.PDF):
        return self.client.export(self.id, format)

class Client:
    def __init__(
        self, auth: Credentials, http_client: HTTPClientType = HTTPClient
    ) -> None:
        self.http_client = http_client(auth)
    def open(self, title: str, folder_id: Optional[str] = None) -> Spreadsheet:
        spreadsheet_files, response = self._list_spreadsheet_files(title, folder_id)
        try:
            properties = finditem(
                lambda x: x["name"] == title,
                spreadsheet_files,
            )
        except StopIteration as ex:
            raise SpreadsheetNotFound(response) from ex
        # Drive uses different terminology
        properties["title"] = properties["name"]
        return Spreadsheet(self.http_client, properties)
class Spreadsheet:
    def __init__(self, http_client, properties):
        self.client = http_client
    ...
    def export(self, format=ExportFormat.PDF):
        return self.client.export(self.id, format)