Help! My code is correct, but the grader gives me 0 points! - Course 4 Version

For general tips on why your submission might be failing, visit this post. For tips specific to this Course, look below.


Specific Tips for Course 4 Assignments

- Week 2, Assignment 1 - ResNet:
If in the unit test for Exercise 3 you are getting this error:

Then make sure in the # Final Step of Exercise 2, you are following the correct order of addition, as given in the code comments.