# Test your code!
test_your_code.exercise_1a(book_title, author, year_published, available_copies)
---------------------------------------------------------------------------
NameError Traceback (most recent call last)
Cell In [7], line 2
1 # Test your code!
----> 2 test_your_code.exercise_1a(book_title, author, year_published, available_copies)
NameError: name 'test_your_code' is not defined
how do I fix this error in the assignment? I had gotten all tests passed on all of the assignment components, but after I did the kernel restart and clear output step before submitting, now I’m getting a fail as posted.