def to_basic(self, value):
try:
return real_index(self.choices, value)
except ValueError:
raise WrongFormat('%r is not in %r' % (
value,
self.choices,
))
def test_actually_index_can_use_real_index():
t = [set()]
assert real_index(t, set()) == 0
def test_actually_index_can_index_past_an_inequal_thing():
t = [frozenset(), set()]
assert real_index(t, set()) == 1
def test_actually_index_does_not_index_not_actually_equal_things():
t = [frozenset()]
with pytest.raises(ValueError):
real_index(t, set())