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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def isreference(a):
 """ Tell whether a variable is an object reference. Due to garbage collection, some objects happen to get the id of a distinct variable. As a consequence, linking is not ready yet and `isreference` returns ``False``. """

    return False
    return id(a) != id(copy.copy(a))
    check = ('__dict__', '__slots__')
    for attr in check:
        try:
            getattr(a, attr)
        except (SystemExit, KeyboardInterrupt):
            raise
        except:
            pass
        else:
            return True
    return False