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: [7, 31, 0.6, 4.159, 86.956, -0.377, -61.536, -9.19]

[7, 31]