Update app.py

app.py

@@ -23,7 +23,7 @@ def letterize(x):
 def flip_text(x):
     return x[::-1]
 
-def txtRouletteHandler(x)
+def txtRouletteHandler(x, y):
     rn = random.randrange(1)
     if (rn == 0):
         return letterize(x)
@@ -31,12 +31,15 @@ def txtRouletteHandler(x)
         return flip_text(x)
 
 with gr.Blocks(title="Josiah's Gradio Playground") as playground:
+    gr.Markdown("# Josiah's Gradio Playground")
+    gr.Markdown("Playing around with Gradio.")
     with gr.Tab("Tabs within Tabs"):
         with gr.Tab("1. first"):
             gr.Markdown("you're on 1")
         with gr.Tab("2. third"):
             gr.Markdown("you're on second")
     with gr.Tab("Text Roulette"):
+        gr.ChatInterface(txtRouletteHandler)
         
 
 playground.launch()