def test_raises_for_invalid_pep_604_union(self):
parser = get_bound_parser(int | float) # type: ignore[operator]
with pytest.raises(
BoundError,
match=r"^Value is not within bound of 'typing\.Union\[int, float\]': '3'$",
):
parser("3")
def test_raises_for_invalid_union(self):
parser = get_bound_parser(Union[int, float])
with pytest.raises(
BoundError,
match=r"^Value is not within bound of 'typing\.Union\[int, float\]': '3'$",
):
parser("3")
def test_raises_for_invalid_intersection(self):
parser = get_bound_parser((int, float))
with pytest.raises(
BoundError,
match=r"^Value is not within bound of 'Intersection\[int, float\]': '2'$",
):
parser("2")
def test_raises_for_invalid_value(self):
parser = get_bound_parser(int)
with pytest.raises(
BoundError,
match=r"^Value is not within bound of 'int': '1'$",
):
parser("1")
def test_can_parse_intersection(self):
class A:
...
class B:
...
class C(A, B):
...
parser = get_bound_parser((A, B))
value = C()
assert parser(value) is value
def test_can_parse_union(self):
class A:
...
class B:
...
class C(A, B):
...
parser: Callable[[object], Union[A, B]] = get_bound_parser(Union[A, B])
a = A()
b = B()
c = C()
assert parser(a) is a
assert parser(b) is b
assert parser(c) is c
def test_can_parse_simple_bound(self):
value = 1
assert get_bound_parser(int)(value) is value
phone_number: str, country_code: str | None = None
) -> FormattedPhoneNumber:
"""
Normalize ``phone_number`` using :py:const:`phonenumbers.PhoneNumberFormat.E164`.
:raises InvalidPhoneNumber:
"""
normalized = phonenumbers.format_number(
_deconstruct_phone_number(phone_number, country_code),
phonenumbers.PhoneNumberFormat.E164,
)
return cast(FormattedPhoneNumber, normalized)
is_phone_number = excepts(InvalidPhoneNumber)(_deconstruct_phone_number)
parse_str = get_bound_parser(str)
def is_formatted_phone_number(number: str) -> bool:
try:
return number == normalize_phone_number(number)
except InvalidPhoneNumber:
return False
class PhoneNumber(str, Phantom, predicate=is_phone_number):
@classmethod
def __schema__(cls) -> Schema:
return {
**super().__schema__(), # type: ignore[misc]
"description": "A valid E.164 phone number.",