if you're populating a product and other tasks might need to modify the same product, you can use the older

self.context.products.get(<product>)

to get a

ProductMapping

you can modify within your

execute

method, but the API can be cumbersome, so you can also use

self.context.products.register_data(<product name>, <any python object>)

to just stuff whatever you want into that product (and downstream tasks would then use

require_data()