django.utils.datastructures

module documentation

(source)

Undocumented

Class	`CaseInsensitiveMapping`	Mapping allowing case-insensitive key lookups. Original case of keys is preserved for iteration and string representation.
Class	`DictWrapper`	Wrap accesses to a dictionary so that certain values (those starting with the specified prefix) are passed through a function before being returned. The prefix is removed before looking up the real value.
Class	`ImmutableList`	A tuple-like object that raises useful errors when it is asked to mutate.
Class	`MultiValueDict`	A subclass of dictionary customized to handle multiple values for the same key.
Class	`OrderedSet`	A set which keeps the ordering of the inserted items.
Exception	`MultiValueDictKeyError`	Undocumented