code: def test_luis_request():
      em = LUISEmulator()
      norm = em.normalise_request_json({"text": ["arb text"]})
      assert norm == {"text": "arb text", "time": None}
  
imports: from rasa.nlu.emulators.luis import LUISEmulator
label_desc: Use image node_id 1 for calling a global function with example usage: test_luis_request() without return types