def METHOD_NAME():
    filename = os.path.join(path_dir, "math.py")
    interesting_var = Variable('int', 'a')
    fst = get_functions(filename)[0]
    atts = set(fst.get_attribute_nodes(Variable))
    atts = [v for v in atts  if v == interesting_var]
    a_var = atts[0]
    sums = set(a_var.get_direct_user_nodes(lambda x : isinstance(x,(PyccelAdd, PyccelMinus))))
    assert all(isinstance(s, (PyccelAdd, PyccelMinus)) for s in sums)
    assert len(sums) == 2