Update app.py

app.py

@@ -9,7 +9,7 @@ def greet(image):
     
 iface = gr.Interface(
 fn=greet, 
-inputs=gr.Video[source"webcam", format "mp4"],  
+inputs=gr.Video(source"webcam", format "mp4", streaming = "True"),  
 outputs="image"
 )