Update app.py

app.py

@@ -12,7 +12,7 @@ with gr.Blocks() as demo:
     df = gr.Dataframe(
             headers=["name"],
             datatype=["str"],
-            row_count=(4, "fixed")
+            row_count=(4, "fixed"),
             col_count=(1, "fixed"))
     btn = gr.Button()
     btn.click(pri, df)