'Load the document from storage in simple cases.'

def load_and_validate_existing(self, storage):

    just_this_doc = ((not self.translations) and (self.depth == 0) and (self.revisions == 1) and self.normalized_path)
    if ((not self.force) and just_this_doc):
        document = storage.get_document(self.locale, self.slug)
        if document:
            return (True, [])
    return (False, [])
