doc: update README

README.md

@@ -25,8 +25,10 @@ from pyannote.audio import Pipeline
 pipeline = Pipeline.from_pretrained("pyannote/speaker-diarization")
 output = pipeline("audio.wav")
 
-for speech_turn, _, speaker in output.itertracks():
-    print(f"Speaker '{speaker}' speaks between t={speech_turn.start}s and t={speech_turn.end}s.")
+for segment, _, speaker in output.itertracks():
+    start_time, end_time = segment
+    print(f"Speaker #{speaker} speaks between "
+          f"t={start_time}s and t={end_time}s.")
 ```
 
 ## Benchmark