Setup a .env file in this folder:
COLLECTION_ID=collection-REDACTED
API_KEY=sess-REDACTED
FOLDER=~/Pictures/dall-e_collection
To find out your COLLECTION_ID and API_KEY observe your browser network requests when loading https://labs.openai.com/c/private.
The request you're looking for starts with https://labs.openai.com/api/labs/collections/collection-.
Run the program with just.