Update app.py

app.py

@@ -133,9 +133,9 @@ def server(input, output, session: Session):
                 ax.imshow(cv2.cvtColor(out.get_image()[:, :, ::-1], cv2.COLOR_BGR2RGB))
 
                 return fig
-                
-            exec("plot_" + str(i) + " = plot_predictions()")
-                
+
+            plot_predicitons.__name__ = "plot_" + str(i)
+                                
             output.append(
                 ui.div(
                     ui.row(