Merge pull request #2 from BiAPoL/patch-1

remove extra exercise

docs/napari_workshop/interactive_pixel_classification/readme.md

@@ -60,7 +60,4 @@ Click on `Train`. A label image should show up.
 ![](apoc11.png)
 
 If the segmentation works well, consider backing up the `ObjectSegmenter.cl` file that has been saved. 
-If you didn't change the file location before training, it will be located in the folder from where you started napari on the command line.
-
-## Extra exercise
-Train a new classifier for an image from the BBB007 dataset found in the [data folder of this repository](../../../data/BBBC007_batch/) and run predictions on another image. From the predictions result, infer how much your model could abstract and what could be done to make it more general. 
+If you didn't change the file location before training, it will be located in the folder from where you started napari on the command line.