docstr: We can pass a URL directly to st.audio.
docstr_tok: ["We","can","pass","a","URL","directly","to","st.audio","."]
code: def test_st_audio_from_url(self):
      """We can pass a URL directly to st.audio."""
      # Test using a URL instead of data
      some_url = "https://www.soundhelix.com/examples/mp3/SoundHelix-Song-3.mp3"
      st.audio(some_url)
  
      el = self.get_delta_from_queue().new_element
      self.assertEqual(el.audio.url, some_url)
  
imports: import io
  import os
  from io import BytesIO
  import numpy
  from parameterized import parameterized
  from scipy.io import wavfile
  import streamlit
  from streamlit.elements.media import _maybe_convert_to_wav_bytes
  from streamlit.errors import StreamlitAPIException
  from streamlit.proto.Alert_pb2 import Alert
  from streamlit.runtime.media_file_storage import MediaFileStorageError
  from streamlit.runtime.memory_media_file_storage import _calculate_file_id
  from streamlit.web.server.server import MEDIA_ENDPOINT
  from tests.delta_generator_test_case import DeltaGeneratorTestCase
label_desc: Use image node_id 12 for calling the AudioTest obj's underlying member method code with example usage: obj.test_st_audio_from_url() without return types