First off, according to the README.md on Github:
# Get your ClientId and ClientSecret from https://dashboard.aspose.cloud (free registration required).
pdf_api_client = asposepdfcloud.ApiClient('MY_CLIENT_ID', 'MY_C…...get_page_annotations(file_name, page_number, folder=temp_folder)...response = pdf_api.get_page_annotations(file_name, page_number, folder=temp_folder)...