Update app.py

app.py

@@ -67,7 +67,8 @@ def plot_depth_map(depth_map, original_image):
     
     ax.view_init(elev=150, azim=90, roll=40)
     plt.axis('off')
-    plt.close(fig)
+    
+    plt.show()
     
     fig.canvas.draw()
     img = np.frombuffer(fig.canvas.tostring_rgb(), dtype=np.uint8)