added slider label

app.py

@@ -47,7 +47,10 @@ def create_plot(row_index: int, dataset_name: str) -> go.Figure:
 
 def show_tab_section(data: np.ndarray, dataset_name: str):
     num_indexes = data.shape[0]
-    index = gr.Slider(maximum=num_indexes - 1)
+    index = gr.Slider(
+        maximum=num_indexes - 1,
+        label="Select the index of the row you want to classify:",
+    )
     button = gr.Button("Predict")
     plot = gr.Plot()
     create_plot_data = partial(create_plot, dataset_name=dataset_name)