Scenario 1

ByteSize type for human-readable byte sizes

Scenario 2

Model configuration with ConfigDict

Scenario 3

Field definitions with Field() function

Scenario 4

Enum value serialization

Scenario 5

Built-in type support (primitives, collections, standard library)

Scenario 6

UUID types (UUID1-UUID8)

Scenario 7

Path types (FilePath, DirectoryPath)

Scenario 8

Data parsing from Python objects, JSON, and attributes

Scenario 9

Serialization by alias

Scenario 10

Basic model serializers with @model_serializer