Update app.py

app.py

@@ -46,6 +46,7 @@ def transcribe(
         "noise_reduction": (None, "false"),
         'output_format': (None, 'json'),
         'toggle_diarization': (None, 'true'),
+        'diarization_max_speakers': (None, '2'),
     }
 
     # priority given to the audio or video