old_contents: import unittest
  
  
  class MyTestCase(unittest.TestCase):
      def test_something(self):
          self.assertEqual(True, False)
  
  
  if __name__ == '__main__':
      unittest.main()
  
new_contents: import unittest
  import openfigi
  
  
  class MyTestCase(unittest.TestCase):
      def test_wkn_ticker_anonymous(self):
          """Get an ETF by WKN and check if response makes sense"""
          ofg = openfigi.OpenFigi()
          ofg.enqueue_request(id_type='ID_WERTPAPIER', id_value='A0YEDG')
  
          response = ofg.fetch_response()
          self.assertTrue(type(response) is list)
          self.assertTrue(len(response) > 0)
          self.assertTrue(type(response[0]) is dict)
          self.assertTrue('data' in response[0].keys())
          self.assertTrue(len(response[0]['data']) > 0)
  
  if __name__ == '__main__':
      unittest.main()
  
subject: Add a basic unit test