v3.1.0

What's new?

Main change is regarding the core pull and push feature.

• Rename DataAccessor to RuntimeDataAccessor (@_data attribute accessor in the code).
• RuntimeAttribute.get/set now accept key argument, like module.attr.input.set([1,2,3], "items")
• RuntimeAttribute data/setData now pull/push values.

The idea behind all this is to provide a unique standardized way for working with attributes with connections and expressions.

Curve widget

• Add epsilon argument to curve evaluation functions.
• Always clamp param to 0..1.