Extensions to attrs

The following libraries build on attrs to provide additional functionality:

• bfa: Builders for attrs

• cattrs: for structuring and unstructuring data

• marshmallow-attrs: Marshmallow serialization for attrs classes.

• prettyprinter: an extensible alternative to pprint comes with attrs support.

• related: for creating nested object models that can be serialized to and de-serialized from nested python dictionaries

• serde: a performant serialization / deserialization extension to and from plain dicts.

• valid8: provides an alternate way to add validation to attributes, supporting various coding styles to define your validation functions and validation exception types/messages