Update viz_utils.py

viz_utils.py

@@ -50,6 +50,9 @@ def draw_keypoints_on_image(image,
     alpha = [k[2] for k in keypoints]
     norm = matplotlib.colors.Normalize(vmin=0, vmax=255)
 
+    # debugging keypoints
+    print (keypoints)
+                                
     names_for_color = [i for i in map_label_id_to_str.keys()]
     colores = np.linspace(0, 255, num=len(names_for_color),dtype= int)