def add_post_render_callback(self, callback):
        if self._is_rendered:
            callback(self)
        else:
            self._post_render_callbacks.append(callback)
Creates an instance of the current identity_class and assigns it to the
dataset/ETHPy150Open django/django/django/template/response.py/SimpleTemplateResponse.add_post_render_callback--crossover with--dataset/ETHPy150Open rackspace/pyrax/pyrax/__init__.py/_create_identity