28 ms·Ordered dictionary remembers its insertion order, it's very useful for some situations.by xguru 14y agoOrdered dictionary remembers its insertion order, it's very useful for some situations.dmishe 14y agoOrderedDict was in collections since 2.7, what has changed now?codesuela 14y agosee the other comments the changelog is for 2.7, the 2.7.4 update only contains bugfixesdmishe 14y agothankspublicfig 14y agoAlso worth mentioning that one can install ordereddict foor older versions of python with pip.