Part of nevow.inevow View Source View In Hierarchy
Known implementations: nevow.accessors.DictionaryContainer, nevow.accessors.ListContainer, nevow.accessors.ObjectContainer, nevow.rend.DataFactory
Return a conceptual child; an attribute, or a key, or the result of a function call.
Returns any object; the result may be adapted to IGettable if possible.
Return None if the adaptee does not have a child with the given name.
TODO: Maybe returning None is bad, and .child should just raise whatever exception is natural