Understanding iommi

These pages cover the thinking behind iommi, which will help write idiomatic and maintainable iommi code.

• Architecture
  • Execution phases
  • Bind
  • Namespace dispatching
  • Evaluate
• Equivalence
  • Declarative/programmatic hybrid API
  • Double underscore short form
  • Further examples
• Philosophy
  • No silent mistakes
  • Everything has a name
  • Traversing a namespace is done with __ when . can’t be used in normal python syntax
  • Callables for advanced usage, values for the simple cases
  • Late binding
  • Declarative/programmatic hybrid API
  • Prepackaged commonly used patterns (that can still be customized!)
  • Single point customization with no boilerplate
  • Escape hatches included
• Registrations
  • Django custom fields
  • Rendering of your custom types in a table
  • The search fields of your Django models
  • Custom styles
• Semantic models