Pass a native python dictionary mapping strings to strings to create()
.
Catalog.objects.create(name='Library of Congress', titles_to_authors={
'Using HStoreField with Django': 'CrazyPython and la communidad',
'Flabbergeists and thingamajigs': 'La Artista Fooista',
'Pro Git': 'Scott Chacon and Ben Straub',
})