Simple decorator challeng

deccy.py

def absolute(fn):
    # this decorator currently does nothing
    def modified_fn(x):
        return fn(x)
    return modified_fn


def foo(x):
    return 1 - x

assert foo(3) == -2


@absolute
def foo(x):
    return 1 - x

assert foo(3) == 2  # this will fail, get is passing!