code: def test_texts(self):
      texts = list(WIKINEWS.texts(limit=3))
      assert len(texts) > 0
      for text in texts:
          assert isinstance(text, str)
  
imports: import os
  import re
  import pytest
  from textacy.datasets import wikimedia
label_desc: Use image node_id 3 for calling the TestWikinews obj's underlying member method code with example usage: obj.test_texts() without return types