How will you modify the code below if you want to include a $$year$$ of publication in the output? class MyFirstClass

$($

$)$

:

$$ print

$($

$"$

Who wrote this?"

$)$

$$ index

$=$

$"$Author

$-$

Book"

$$ def hand

$\_$

list

$($

self

$,$

$$philosopher$,$ book

$)$

:

$$ print

$($

MyFirstClass

$.$

index

$)$

$$ print

$($

philosopher

$+$

$"$

$$wrote the book:

$"$

$+$

$$book

$)$

whodunnit

$=$

$$MyFirstClass

$($

$)$

whodunnit.hand

$\_$

list

$($

$"$

Sun Tzu", "The Art of War"

$)$