Update app.py

app.py

@@ -118,7 +118,8 @@ with gr.Blocks(title=title, theme=gr.themes.Default(font=[gr.themes.GoogleFont("
     
 
     r = 0.1
-    changed = False
+    changed1 = False
+    changed2 = False
     real_cov = toeplitz(r ** np.arange(n_features))
     coloring_matrix = cholesky(real_cov)
     gr.Markdown(" **[Demo is based on sklearn docs](https://scikit-learn.org/stable/auto_examples/covariance/plot_lw_vs_oas.html)**")
@@ -128,10 +129,11 @@ with gr.Blocks(title=title, theme=gr.themes.Default(font=[gr.themes.GoogleFont("
     # greet_btn.click(fn=greet, inputs=name, outputs=output)
     gr.Label(value="Comparison of Covariance Estimators")
     #if min_slider_samples_range:
-    while not changed:
+    while not changed1 and changed2:
         min_slider_samples_range.change(generate_plots, inputs=[min_slider_samples_range,max_slider_samples_range], outputs= gr.Plot() )
         max_slider_samples_range.change(generate_plots, inputs=[min_slider_samples_range,max_slider_samples_range], outputs= gr.Plot() )
-        changed = True
+        changed1 = True
+        changed2 = True
 
 
     #elif max_slider_samples_range: