def list(self, request):
catalog_api = CourseCatalogApiClient(request.user)<EOL>catalogs = catalog_api.get_paginated_catalogs(request.GET)<EOL>self.ensure_data_exists(request, catalogs)<EOL>serializer = serializers.ResponsePaginationSerializer(catalogs)<EOL>return get_paginated_response(serializer.data, request)<EOL>
DRF view to list all catalogs.

Arguments:
    request (HttpRequest): Current request

Returns:
    (Response): DRF response object containing course catalogs.