Features:

• schema definition
• validating a dictionary against a schema
• creating a dictionary by schema rules
• mapping dictionaries to Python objects (adapter or mixin)
• dot notation for nested dictionaries (adapter or mixin)

• documentation (with sphinx):
  • tutorial
  • API reference
  • examples (e.g., building a simple db wrapper)

• dict comparison
• dict merge by definable criteria
• bidirectional dict (?)
• sorted dictionaries: by key, by value, by lambda result
• standard converters: JSON Schema, schema classes by other frameworks, e.g. Django (?)
• enum option for fields to restrict value to a given set