Error in page 313 Code is not consisten with text

[mzakariaCERN]

"in order to do so, we just need to add a line of code to import update_model function from the update.py script at the top of app.py

# import update function form local dir
from update import update_model

yet

python-machine-learning-book-3rd-edition/ch09/movieclassifier_with_update/app.py

Line 10 in bf62496

does not have the.

Also update_model function is not called in the main function.