code: def test_model_v1_1(self):
      config_and_inputs = self.model_tester.prepare_config_and_inputs()
      # check that gated gelu feed forward and different word embeddings work
      config = config_and_inputs[0]
      config.tie_word_embeddings = False
      config.feed_forward_proj = "gated-gelu"
      self.model_tester.create_and_check_model(
          config, *config_and_inputs[1:]
      )
  
imports: import tempfile
  import unittest
  import numpy
  import transformers
  from transformers import is_flax_available
  from transformers.models.auto import get_values
  from transformers.testing_utils import is_pt_flax_cross_test, require_flax, require_sentencepiece, require_tokenizers, slow
  from ...generation.test_generation_flax_utils import FlaxGenerationTesterMixin
  from ...test_configuration_common import ConfigTester
  from ...test_modeling_flax_common import FlaxModelTesterMixin, ids_tensor
label_desc: Use image node_id 4 for calling the FlaxLongT5ModelTest obj's underlying member method code with example usage: obj.test_model_v1_1() without return types