@classmethod
    def get_authuser_by_name(cls, request):
        username = authenticated_userid(request)
        if username:
            return cls.get_item(username=username)
Get a dict representing this AST. This is the basis for
dataset/ETHPy150Open ramses-tech/nefertari/nefertari/authentication/models.py/AuthModelMethodsMixin.get_authuser_by_name--crossover with--dataset/ETHPy150Open zoofIO/flexx/flexx/pyscript/commonast.py/Node._todict