Update app.py

app.py

@@ -12,10 +12,11 @@ def plot_beta(alpha, beta):
     plt.ylim(0, 4)
     plt.xlabel('$\theta$')
     plt.ylabel('pdf value')
+    plt.tight_layout()
     return plt
 
-s1 = gr.inputs.Slider(minimum=0, maximum=5, step=0.1, default=2, label=None)
-s2 = gr.inputs.Slider(minimum=0, maximum=5, step=0.1, default=2, label=None)
+s1 = gr.inputs.Slider(minimum=0, maximum=5, step=0.1, default=2, label="$\alpha$")
+s2 = gr.inputs.Slider(minimum=0, maximum=5, step=0.1, default=2, label="$\beta$")
 
 iface = gr.Interface(fn=plot_beta, inputs=[s1, s2], outputs="image")
 iface.launch()