def test_other_methods():
d = Donor("Tom Thomas", 1000.0)
d.add_gift(1000.0)
assert d.avg_gift() == 1000.0
assert d.num_gifts() == 2
assert d.total_gifts() == 2000.0
def test_add_gift():
d = Donor("Tom Thomas", 1000.0)
d.add_gift(1000.0)
assert d.gifts == [1000.0, 1000.0]