code: def test_replace_sampler_jittordataloader():
      dataset = JittorNormalDataset(20, batch_size=10, shuffle=True)
      dataloader = JittorDataLoader(dataset, batch_size=8, shuffle=True)
      sampler = RandomSampler(dataset)
  
      replaced_loader = replace_sampler(dataloader, sampler)
  
      assert not (replaced_loader is dataloader)
      assert not (
          replaced_loader.dataset.dataset is dataloader.dataset.dataset
      )
      assert isinstance(replaced_loader.sampler, RandomSampler)
      assert replaced_loader.batch_size == 8
      assert replaced_loader.shuffle == True
  
imports: import pytest
  from fastNLP.core.drivers.jittor_driver.utils import replace_sampler
  from fastNLP.core.samplers import ReproduceBatchSampler, RandomSampler
  from fastNLP.core.dataloaders import JittorDataLoader
  from fastNLP.envs.imports import _NEED_IMPORT_JITTOR
  from tests.helpers.datasets.jittor_data import JittorNormalDataset
label_desc: Use image node_id 2 for calling a global function with example usage: test_replace_sampler_jittordataloader() without return types