Definition: In this task you will be given a list of numbers. You should remove any number that is not an integer (whole number). If every number is not an whole number then an empty list ("[]") should be returned. Otherwise, answer with the list of whole numbers separated by comma inside brackets.
Input: [-0.888, 5, 79, -39, -17, -12.72, 20.535, 9.078]

[5, 79, -39, -17]