Connect Notion to your preprocessing pipeline, and batch process all your documents using unstructured-ingest to store structured outputs locally on your filesystem. First, install the Notion dependencies as shown here: 
pip install "unstructured-ingest[notion]"
Make sure to provide notion-api-key. To get the credentials for your Notion workspace, follow the steps described in Notion documentation. Optionally, specify the following parameters:
  • page-ids: Notion page IDs to extract text from.
  • database-ids: Notion database IDs to extract text from.